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面積 … 156.05 km2
標高平均 … 1,000 m |
町の花 … サクラソウ（サクラソウ科）
町の木 … コブシ（モクレン科）
町の鳥 … アカハラ（ツグミ科）
町の獣 … ニホンリス（リス科） |
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| 最近の気象状況 |
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S35年 |
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45 |
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55 |
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H2 |
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12 |
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14 |
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15 |
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16 |
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| 気温 |
最高極値 |
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30.7 |
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31.4 |
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30.5 |
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31.3 |
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33.1 |
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32.2 |
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30.6 |
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32.1 |
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最低極値 |
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-14.7 |
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-17.4 |
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-17.1 |
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-14.9 |
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-16.0 |
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-16.9 |
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-16.7 |
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-13.5 |
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平均 |
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8.4 |
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7.4 |
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7.2 |
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8.9 |
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8.5 |
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8.6 |
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8.1 |
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9.2 |
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| 降水量 |
年間mm |
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1,117.0 |
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1,044.5 |
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1,253.5 |
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1,267.0 |
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1,179.5 |
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1,240.0 |
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1,259.0 |
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1,411.5 |
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| 霜 |
初 前年月日 |
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10.14 |
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10.6 |
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10.26 |
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10.10 |
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10.22 |
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9.23 |
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9.24 |
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10.10 |
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終 本年月日 |
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5.12 |
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5.1 |
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5.19 |
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5.26 |
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4.30 |
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5.26 |
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5.10 |
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4.29 |
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| 雪 |
初 前年月日 |
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11.25 |
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11.25 |
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11.13 |
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11.15 |
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11.16 |
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11.14 |
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10.29 |
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12.9 |
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終 本年月日 |
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4.5 |
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4.13 |
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5.7 |
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4.18 |
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4.17 |
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3.25 |
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4.6 |
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4.24 |
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| 積雪 |
最深cm |
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16 |
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23 |
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33 |
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42 |
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15 |
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27 |
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58 |
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25 |
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| 結氷 |
前年月日 |
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10.23 |
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10.14 |
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10.8 |
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10.10 |
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10.24 |
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9.24 |
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10.28 |
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10.24 |
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| （資料：軽井沢測候所） |
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| 平成16年 月平均最高・最低気温 |
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月平均気温 |
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最高気温の平均 |
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最低気温の平均 |
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最高気温の極値 |
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最低気温の極値 |
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| 1月 |
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-3.9 |
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2.1 |
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-8.5 |
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9.0 |
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-12.2 |
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| 2月 |
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-0.8 |
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5.8 |
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-7.0 |
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15.0 |
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-12.2 |
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| 3月 |
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1.1 |
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8.2 |
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-5.1 |
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21.1 |
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-13.5 |
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| 4月 |
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8.4 |
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16.7 |
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1.0 |
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28.3 |
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-4.8 |
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| 5月 |
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13.0 |
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19.0 |
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8.2 |
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27.6 |
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2.9 |
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| 6月 |
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17.0 |
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22.8 |
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11.9 |
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27.9 |
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3.1 |
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| 7月 |
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21.3 |
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27.7 |
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16.5 |
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32.1 |
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14.0 |
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| 8月 |
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19.7 |
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25.3 |
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15.5 |
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30.5 |
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10.3 |
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| 9月 |
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17.6 |
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22.5 |
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14.0 |
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28.4 |
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10.0 |
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| 10月 |
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10.0 |
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15.3 |
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6.2 |
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23.9 |
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-1.7 |
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| 11月 |
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6.1 |
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12.4 |
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1.1 |
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18.2 |
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-3.5 |
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| 12月 |
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0.5 |
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6.9 |
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-4.5 |
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16.5 |
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-11.1 |
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| 年 |
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9.2 |
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15.4 |
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4.1 |
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32.1 |
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-13.5 |
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| （資料：軽井沢測候所） |
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| 人口の推移 |
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人口 |
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世帯数 |
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総数 |
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男 |
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女 |
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世帯当たり |
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| S35年 |
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3,030 |
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13,299 |
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6,356 |
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6,943 |
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4.3 |
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| 45年 |
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3,800 |
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13,421 |
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6,449 |
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6,972 |
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3.5 |
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| 55年 |
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4,204 |
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14,326 |
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6,990 |
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7,336 |
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3.4 |
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| Ｈ2年 |
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5,578 |
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15,616 |
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7,714 |
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7,902 |
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2.8 |
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| 12年 |
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6,647 |
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16,612 |
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8,194 |
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8,418 |
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2.50 |
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| 14年 |
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7,112 |
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17,285 |
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8,469 |
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8,816 |
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2.43 |
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| 15年 |
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7,231 |
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17,455 |
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8,552 |
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8,903 |
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2.41 |
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| 16年 |
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7,403 |
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17,702 |
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5,849 |
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9,053 |
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2.36 |
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| 17年 |
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7,619 |
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18,014 |
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8,787 |
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9,227 |
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2.36 |
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| （資料：総務課各年1月1日現在） |
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| 建物新築の推移 |
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寮 |
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ホテル旅館 |
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別荘 |
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住宅・商店・他 |
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合計 |
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| S35年 |
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12軒 |
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3軒 |
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161軒 |
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112軒 |
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228軒 |
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| 45年 |
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17 |
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3 |
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214 |
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301 |
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535 |
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| 55 |
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10 |
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35 |
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323 |
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175 |
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543 |
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| H2 |
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20 |
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6 |
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538 |
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238 |
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802 |
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| 12 |
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3 |
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3 |
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378 |
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168 |
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552 |
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| 14 |
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1 |
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2 |
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387 |
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145 |
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535 |
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| 15 |
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0 |
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2 |
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390 |
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123 |
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515 |
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| 16 |
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0 |
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0 |
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425 |
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166 |
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591 |
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| （資料：建設課確認申請届出件数） |
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