観測開始からの毎月の値
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館山（千葉県) 日照時間の月合計値（h）
| 年 | 1月 | 2月 | 3月 | 4月 | 5月 | 6月 | 7月 | 8月 | 9月 | 10月 | 11月 | 12月 | 年の値 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 124.7 ] | 146.4 | 147.8 | 182.0 | 136.6 | 112.9 | 204.7 | 150.5 | 1205.6 ] | |||||
| 135.5 | 106.1 | 146.1 | 181.9 | 204.9 | 162.5 | 154.5 | 205.5 | 161.8 | 117.0 | 117.9 | 190.8 | 1884.5 | |
| 186.6 | 175.6 | 203.4 | 144.5 | 216.9 | 110.3 | 177.0 | 244.5 | 168.6 | 155.5 | 172.9 | 170.0 | 2125.8 | |
| 188.8 | 162.8 | 243.1 | 189.8 | 209.3 | 132.9 | 225.3 | 244.3 | 137.0 | 120.9 | 167.4 | 179.2 | 2200.8 | |
| 153.3 | 123.2 | 200.8 | 197.4 | 222.6 | 181.7 | 221.4 | 278.8 | 215.4 | 186.4 | 172.8 | 172.3 | 2326.1 | |
| 184.1 | 171.3 | 192.9 | 149.0 | 216.0 | 128.1 | 253.7 | 268.4 | 168.2 | 160.6 | 198.1 | 230.4 | 2320.8 | |
| 199.3 | 139.0 | 180.5 | 208.6 | 252.6 | 167.2 | 144.8 | 240.8 | 177.3 | 117.4 | 173.1 | 146.3 | 2146.9 | |
| 175.0 | 157.6 | 193.4 | 180.4 | 219.9 | 135.4 | 230.6 | 298.9 | 243.6 | 123.8 | 131.2 | 188.2 | 2278.0 | |
| 238.2 | 149.5 | 142.3 | 135.4 | 194.1 | 113.6 | 207.9 | 206.9 | 190.8 | 145.6 | 143.3 | 193.0 | 2060.6 | |
| 159.0 | 193.2 | 147.7 | 193.5 | 229.5 | 105.5 | 227.6 | 134.6 | 173.4 | 162.4 | 142.1 | 176.2 | 2044.7 | |
| 153.5 | 159.4 | 199.7 | 160.4 | 183.9 | 187.5 | 287.9 | 297.4 | 111.9 | 141.1 | 175.5 | 162.4 | 2220.6 | |
| 179.1 | 168.1 | 176.6 | 159.0 | 228.3 | 220.3 | 163.1 | 212.3 | 154.3 | 146.9 | 89.3 | 172.4 | 2069.7 | |
| 168.0 | 181.7 | 117.9 | 148.0 | 184.1 | 137.2 | 137.8 | 120.9 | 164.3 | 184.9 | 133.2 | 210.6 | 1888.6 | |
| 220.3 | 145.3 | 171.2 | 212.9 | 210.7 | 109.2 | 238.4 | 215.6 | 151.8 | 170.2 | 126.6 | 190.2 | 2162.4 | |
| 186.1 | 138.8 | 167.5 | 173.0 | 225.9 | 161.7 | 117.6 | 216.5 | 111.6 | 165.5 | 109.9 | 141.1 | 1915.2 | |
| 182.6 | 183.0 | 160.3 | 149.9 | 230.1 | 187.6 | 130.4 | 204.4 | 137.6 | 131.6 | 182.5 | 193.0 | 2073.0 | |
| 182.4 | 148.6 | 202.1 | 175.5 | 187.9 | 121.6 | 236.7 | 284.3 | 190.7 | 119.3 | 129.4 | 149.8 | 2128.3 | |
| 168.6 | 150.2 | 82.7 | 201.9 | 186.3 | 108.2 | 241.9 | 292.2 | 140.9 | 158.6 | 176.9 | 182.0 | 2090.4 | |
| 176.7 | 169.9 | 148.4 | 154.9 | 164.2 | 164.8 | 127.9 | 253.2 | 135.1 | 162.7 | 119.3 | 175.0 | 1952.1 | |
| 180.0 | 133.4 ) | 146.9 | 195.2 | 171.3 | 190.1 | 202.5 | 211.0 | 117.1 | 130.6 | 120.7 | 153.2 | 1952.0 | |
| 180.3 | 154.7 | 129.4 | 185.6 | 180.6 | 138.4 | 70.6 | 158.3 ) | 54.8 | 139.2 | 203.4 | 206.1 | 1801.4 | |
| 132.5 | 130.3 | 180.3 | 219.4 | 119.4 ) | 132.8 | 130.2 | 236.4 | 176.7 | 136.9 | 150.6 | 166.9 | 1912.4 | |
| 152.1 | 75.2 | 171.7 | 155.8 | 144.4 ) | 119.4 | 185.8 | 242.9 | 163.4 | 147.6 | 167.1 | 215.4 | 1940.8 | |
| 180.1 | 186.4 | 104.7 | 147.5 | 183.4 | 131.0 | 180.5 | 186.9 | 117.1 | 87.8 | 155.4 | 136.3 | 1797.1 | |
| 158.2 | 164.9 | 87.8 | 181.5 | 197.1 | 126.6 | 164.0 | 211.2 | 174.8 | 134.3 | 143.3 | 158.4 | 1902.1 | |
| 128.3 | 185.7 | 154.4 | 200.1 | 193.4 | 137.7 | 88.5 | 143.1 | 127.4 | 148.7 | 172.8 | 150.1 | 1830.2 | |
| 168.3 | 178.5 | 152.9 | 215.2 | 196.5 | 153.9 | 225.6 | 284.7 | 136.2 | 105.8 | 172.0 | 137.9 | 2127.5 | |
| 211.1 | 160.6 | 144.5 | 143.0 ) | 170.0 | 111.6 | 156.5 | 299.6 | 146.3 | 157.8 | 218.3 | 232.3 | 2151.6 | |
| 177.5 | 177.1 | 157.7 | 206.7 | 174.4 | 124.6 | 229.8 | 198.7 | 149.1 | 150.6 | 122.0 | 208.0 | 2076.2 | |
| 225.9 | 177.5 | 144.6 | 192.7 | 162.2 | 160.3 | 210.7 | 243.2 | 136.6 | 212.4 | 140.1 | 134.8 | 2141.0 | |
| 164.4 | 133.2 | 172.0 | 94.7 | 131.2 | 95.2 | 127.2 | 155.5 | 130.0 | 118.6 ) | 159.7 | 156.9 | 1638.6 | |
| 193.5 | 200.3 | 100.7 | 168.3 | 193.0 | 145.7 | 201.3 | 242.9 | 140.7 | 163.3 | 143.4 | 180.9 | 2074.0 | |
| 140.1 | 194.8 | 207.9 | 191.6 | 191.4 ) | 116.3 | 216.5 | 230.5 | 157.9 | 92.9 | 96.9 | 147.8 ) | 1984.6 | |
| 150.9 | 128.9 | 170.4 | 205.4 ) | 165.2 | 123.0 | 299.7 | 142.9 | 130.8 | 166.5 | 170.0 | 176.8 | 2030.5 | |
| 192.1 | 167.0 ) | 201.9 | 162.3 | 163.2 | 126.0 | 196.6 | 246.5 | 131.8 | 167.8 | 138.0 | 115.7 | 2008.9 | |
| 190.9 | 125.4 | 166.1 | 145.0 | 133.2 | 117.2 | 84.6 | 180.1 | 203.2 | 146.4 | 96.4 | 174.7 | 1763.2 | |
| 190.2 | 177.5 ) | 162.2 | 226.8 | 137.0 | 188.1 | 268.6 | 193.0 | 175.6 ) | 122.8 | 173.2 | 156.8 | 2171.8 | |
| 176.3 | 138.5 | 177.9 | 219.5 | 198.8 | 107.3 | 120.3 | 183.8 | 178.5 | 114.0 | 165.4 | 193.0 | 1973.3 | |
| 133.8 | 114.1 | 153.6 | 156.4 | 137.2 | 105.8 | 92.5 | 198.2 | 138.6 ) | 156.4 ) | 146.1 | 122.6 | 1655.3 | |
| 144.8 | 171.0 | 183.5 ) | 162.1 | 213.3 | 209.8 | 96.7 | 199.3 ] | 137.1 | 127.6 | 140.3 | 178.8 | 1964.3 ] | |
| 142.4 | 202.6 | 195.3 | 153.1 | 147.4 | 103.8 | 205.8 | 186.5 | 132.8 | 129.8 | 129.6 | 180.2 | 1909.3 | |
| 158.8 | 126.2 | 161.7 ) | 211.6 | 164.7 | 105.4 | 126.3 | 202.3 | 161.2 | 149.4 | 116.9 | 169.1 | 1853.6 | |
| 197.6 ) | 110.5 | 130.1 | 124.9 | 201.2 | 158.8 | 225.2 | 275.2 | 197.9 | 90.1 | 142.0 | 174.7 | 2028.2 | |
| 219.9 | 130.0 | 211.7 | 228.9 | 165.8 | 111.9 ) | 193.4 | 233.5 | 207.4 | 139.2 | 128.6 | 160.4 | 2130.7 | |
| 147.7 | 121.6 | 155.5 | 171.4 | 211.2 | 124.9 | 197.5 | 256.6 | 188.0 | 164.9 | 155.9 | 163.9 | 2059.1 | |
| 206.1 | 133.1 | 188.7 | 201.5 | 220.2 | 110.5 | 187.9 | 254.1 | 186.6 | 129.8 | 174.3 ) | 181.2 | 2174.0 | |
| 210.7 | 119.8 | 179.0 | 190.9 | 248.4 | 158.7 | 203.5 | 212.8 | 180.1 | 141.2 | 137.0 | 195.3 | 2177.4 | |
| 172.4 | 166.7 | 198.7 | 129.8 | 179.1 ) | 134.1 | 207.6 | 196.9 | 129.0 | 185.4 | 125.1 | 147.0 | 1971.8 | |
| 183.5 | 149.9 ) | 148.5 | 125.8 | 218.1 | 137.4 | 181.6 | 168.7 ) | 103.6 | 117.6 | 122.0 | 188.2 | 1844.9 | |
| 206.1 | 185.2 | 173.2 | 183.8 | 229.4 | 162.8 | 250.0 | 156.1 | 134.1 | 98.8 | 155.8 | 190.5 | 2125.8 | |
| 193.0 | 161.1 | 199.7 | 204.7 | 202.9 | 173.6 | 256.1 | 254.8 | 114.6 | 150.7 | 134.5 | 121.4 | 2167.1 | |
| 206.1 | 101.6 | 180.2 | 198.9 | 235.3 | 157.1 | 105.1 | 229.0 | 191.2 | 119.2 | 160.6 | 129.1 | 2013.4 | |
| 131.8 | 166.0 | 170.4 | 230.2 | 186.0 | 139.5 | 75.8 | 302.5 | 136.7 | 121.6 | 159.4 | 157.3 | 1977.2 | |
| 174.5 | 212.9 ) | 165.5 | 226.8 | 170.8 | 163.4 | 206.7 | 198.3 | 125.0 | 158.7 | 181.5 | 202.3 | 2186.4 | |
| 190.9 | 169.6 | 179.6 | 156.8 | 182.5 | 166.0 | 188.6 | 205.9 | 157.7 | 145.1 | 162.8 | 179.0 | 2084.5 | |
| 161.7 | 150.7 | 170.1 | 206.5 | 206.4 | 129.1 | 274.1 | 278.8 | 192.2 | 202.1 | 175.8 | 197.7 | 2345.2 | |
| 196.9 | 133.2 | 185.0 | 133.1 | 178.8 | 189.6 | 252.4 | 237.3 | 196.4 | 128.2 | 138.9 | 222.7 | 2192.5 | |
| 216.4 | 211.2 | 181.9 | 174.1 | 5.1 ] | 788.7 ] |
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
赤実線の前後では観測データや観測史上1位などの極値を比較できませんが、赤点線の前後では極値を比較できます。 - 最新の月のデータは稀に更新されない場合があります。年の数字をクリックして表示される「月ごとの値」もご確認ください。