観測開始からの毎月の値
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父島（東京都) 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 179.8 | 231.8 | 184.6 | 115.6 | 145.0 | 856.8 ] | ||||||||
| 161.2 | 158.0 | 188.9 | 174.6 | 193.3 | 288.1 | 284.9 | 273.3 | 268.1 | 231.1 | 124.4 | 102.7 | 2448.6 | |
| 161.5 | 148.6 | 193.9 ) | 190.8 | 219.7 | 262.4 | 245.4 | 266.5 ) | 243.5 | 160.4 ) | 187.8 | 144.7 | 2425.2 | |
| 129.6 | 165.9 | 194.3 ) | 233.2 | 168.8 | 145.0 ) | 264.7 | 244.0 | 261.2 | 199.5 ) | 112.3 | 118.3 | 2236.8 | |
| 156.1 | 137.2 | 196.1 | 212.6 | 159.9 | 271.9 | 316.0 | 197.0 | 257.9 | 225.4 | 121.9 | 141.3 | 2393.3 | |
| 156.9 | 157.1 | 167.8 | 193.0 | 130.8 | 256.6 | 306.2 | 267.7 | 237.6 | 218.0 | 134.4 | 132.4 | 2358.5 | |
| 138.1 | 205.0 | 157.1 | 170.0 | 160.0 | 199.2 | 179.7 | 268.2 | 235.7 | 188.6 | 96.4 | 168.3 | 2166.3 | |
| 115.7 | 129.4 | 195.4 | 207.6 | 180.7 | 199.5 | 246.4 | 227.2 | 224.8 | 210.8 | 94.7 | 167.1 | 2199.3 | |
| 170.8 | 167.0 | 118.9 | 167.1 | 194.8 | 199.8 | 204.1 | 260.8 | 258.4 | 208.9 | 159.8 | 102.0 | 2212.4 | |
| 159.6 | 139.7 | 173.4 | 152.2 | 107.9 | 241.4 | 212.9 | 219.5 | 205.7 | 163.3 | 141.2 | 149.0 | 2065.8 | |
| 124.3 | 142.6 | 154.2 | 131.1 | 219.6 | 285.2 | 299.8 | 260.4 | 232.1 | 197.3 | 135.4 | 108.3 | 2290.3 | |
| 157.2 | 154.8 | 207.1 | 196.9 | 170.1 | 197.9 | 264.5 | 243.5 | 254.9 | 190.8 | 177.2 | 121.0 | 2335.9 | |
| 153.0 | 131.0 | 143.7 | 159.5 | 212.2 | 201.9 | 204.1 | 265.6 | 231.0 | 226.6 | 214.3 | 92.0 | 2234.9 | |
| 133.3 | 120.9 | 174.4 | 234.1 | 186.1 | 169.2 | 300.8 | 235.4 | 278.7 | 254.8 | 107.6 | 176.0 | 2371.3 | |
| 164.3 | 121.5 | 164.3 | 120.8 | 182.7 | 228.9 | 259.8 | 251.3 | 250.6 | 199.7 | 155.0 | 134.3 | 2233.2 | |
| 184.4 | 118.3 | 184.6 | 141.7 | 237.2 | 197.9 ) | 282.8 | 226.9 | 253.1 ) | 219.8 | 182.2 | 136.0 ) | 2364.9 | |
| 137.0 | 113.0 | 145.5 | 144.8 | 159.8 | 176.5 | 291.6 | 207.7 | 195.2 | 177.4 | 147.2 | 141.8 | 2037.5 | |
| 165.0 | 174.2 | 165.7 | 140.5 | 203.1 | 109.6 | 276.8 | 246.0 | 165.8 | 199.0 | 136.9 | 125.8 | 2108.4 | |
| 131.8 | 123.5 | 111.9 | 159.0 | 157.1 | 180.9 | 228.1 | 102.3 | 195.7 | 140.2 | 152.4 | 121.8 | 1804.7 | |
| 151.0 | 136.4 | 186.5 | 136.1 | 172.5 | 186.3 | 233.8 | 194.8 | 221.7 | 127.6 | 150.7 | 130.9 | 2028.3 | |
| 149.6 | 142.9 | 186.8 | 164.4 | 207.0 | 225.1 | 240.3 | 170.3 | 219.5 | 163.8 | 140.6 | 117.0 | 2127.3 | |
| 121.5 | 132.1 | 172.8 | 172.6 | 196.1 | 295.2 | 327.1 | 211.9 | 170.2 ) | 194.1 | 97.1 | 132.4 | 2223.1 | |
| 116.4 | 117.5 | 198.0 | 142.5 | 194.6 | 219.5 | 255.6 | 178.8 | 188.3 | 143.3 | 106.7 | 124.0 | 1985.2 | |
| 118.1 | 138.3 | 140.4 | 177.4 | 154.9 | 207.7 | 241.6 | 243.4 | 213.8 | 168.4 | 129.6 | 118.6 | 2052.2 | |
| 131.0 | 127.7 | 129.4 | 138.6 | 123.5 | 185.7 | 221.5 | 196.3 | 203.2 | 221.4 | 156.9 | 175.8 | 2011.0 | |
| 132.5 | 129.0 | 139.4 | 166.4 | 155.4 | 149.2 | 289.4 | 273.5 | 195.1 | 167.2 | 99.2 | 127.9 | 2024.2 | |
| 155.8 | 144.5 | 147.9 | 118.1 | 66.4 | 201.5 | 284.9 | 216.5 | 217.8 | 169.2 | 168.4 | 177.9 | 2068.9 | |
| 152.9 | 135.0 | 169.4 | 176.6 | 164.8 | 184.1 | 274.6 | 231.0 | 190.4 | 184.6 | 127.9 | 131.5 | 2122.8 | |
| 155.2 | 98.7 | 151.9 | 201.1 | 197.8 | 253.9 | 194.5 | 167.5 ) | 140.7 ) | 173.4 | 116.3 | 143.7 | 1994.7 | |
| 99.1 | 141.1 | 99.5 | 91.2 | 179.1 | 239.6 | 214.6 | 199.4 | 210.3 | 162.7 | 158.3 | 79.8 | 1874.7 | |
| 154.8 | 107.2 | 155.7 | 103.0 | 115.6 | 242.3 | 208.9 | 208.0 | 196.1 | 171.3 | 158.9 | 110.8 | 1932.6 | |
| 130.5 | 126.5 | 145.0 | 116.6 | 112.3 | 254.6 | 256.9 | 188.1 | 159.8 | 177.8 | 136.6 | 158.3 | 1963.0 | |
| 127.3 | 181.5 | 164.4 | 230.4 | 148.7 | 174.4 | 235.9 | 199.1 | 195.6 | 190.3 | 129.1 | 136.8 | 2113.5 | |
| 129.8 | 139.2 | 185.8 | 165.8 | 100.6 | 177.3 | 245.8 | 242.3 | 154.7 | 159.1 | 153.1 ) | 120.8 | 1974.3 | |
| 139.1 | 147.5 ) | 132.5 | 168.4 | 233.9 | 226.6 | 241.2 | 173.3 | 207.1 | 166.8 | 162.6 | 112.4 | 2111.4 | |
| 128.0 | 119.0 | 151.6 | 139.7 | 99.4 | 216.4 | 230.7 | 241.4 | 191.3 | 207.8 ) | 146.8 | 134.2 ) | 2006.3 | |
| 152.5 | 138.0 | 149.4 | 135.1 | 205.9 | 241.4 | 294.4 | 177.1 | 206.8 | 141.9 | 139.7 | 113.8 | 2096.0 | |
| 102.2 | 146.3 | 151.6 | 115.7 | 127.6 | 93.0 | 237.4 | 237.1 | 167.1 | 199.8 | 149.3 | 104.0 | 1831.1 | |
| 144.9 | 95.4 | 122.1 | 124.6 | 128.3 | 255.1 | 241.5 | 230.7 | 216.0 | 172.3 | 152.9 | 82.7 | 1966.5 | |
| 110.0 | 174.7 | 155.2 | 96.4 | 161.8 | 186.3 | 238.9 ) | 181.2 | 189.6 | 186.5 | 138.0 | 141.0 | 1959.6 | |
| 139.7 | 142.4 | 182.1 | 143.9 | 115.6 | 163.6 | 266.5 | 264.5 | 221.1 | 191.7 | 110.0 | 156.0 | 2097.1 | |
| 117.5 | 162.2 | 132.8 | 157.3 | 141.2 | 255.7 | 225.0 | 208.1 | 163.4 | 159.0 | 165.1 | 88.0 | 1975.3 | |
| 113.9 | 104.9 ) | 171.6 | 147.9 | 97.7 | 202.9 | 273.1 | 207.9 | 236.2 | 156.0 | 164.2 ) | 137.1 | 2013.4 | |
| 136.1 | 153.7 | 179.8 | 97.3 | 130.1 | 163.8 | 250.3 | 265.4 | 179.9 | 129.4 | 141.2 | 125.5 | 1952.5 | |
| 140.0 | 145.1 | 210.3 | 169.7 | 167.3 | 89.3 | 226.8 | 269.1 | 225.8 | 141.5 | 109.4 | 105.9 | 2000.2 | |
| 134.9 | 148.8 | 203.9 | 196.2 | 174.6 | 265.2 | 236.8 | 205.3 | 215.8 | 153.7 | 151.3 | 126.2 | 2212.7 | |
| 104.8 | 142.4 | 148.5 | 151.3 | 219.0 | 206.5 | 234.6 | 190.1 | 215.4 | 180.5 | 149.3 | 118.8 | 2061.2 | |
| 153.3 | 136.7 | 184.6 | 119.5 | 164.7 | 183.5 | 240.2 | 184.0 | 203.8 | 189.7 | 127.8 | 96.9 | 1984.7 | |
| 99.8 | 125.9 | 158.9 | 195.9 | 194.7 | 207.0 | 199.4 | 205.5 | 239.1 | 210.5 | 172.2 | 167.1 | 2176.0 | |
| 143.9 | 166.9 | 160.6 | 163.6 | 142.2 | 162.7 | 250.4 | 179.8 | 181.5 | 176.2 | 127.5 | 139.3 | 1994.6 | |
| 154.6 | 182.1 | 181.9 | 127.1 | 140.4 | 263.4 | 266.7 | 234.5 | 235.7 | 150.6 | 129.0 | 71.7 | 2137.7 | |
| 71.0 | 138.9 | 166.8 | 131.9 | 225.6 | 154.5 | 264.2 | 247.8 | 225.1 | 142.9 | 97.3 ) | 118.6 | 1984.6 | |
| 111.2 | 153.3 | 185.4 | 151.8 | 147.7 | 231.3 | 209.2 | 275.5 | 212.6 | 176.4 | 131.0 | 92.8 | 2078.2 | |
| 169.2 | 141.7 | 159.6 ) | 153.0 ) | 155.1 | 212.7 | 243.8 | 189.9 | 218.4 | 141.7 | 158.3 | 112.4 | 2055.8 | |
| 172.6 | 176.7 | 191.0 | 160.7 | 214.1 | 206.5 | 283.0 | 192.0 | 209.7 | 215.2 | 154.3 | 93.1 | 2268.9 | |
| 105.1 | 129.8 ) | 195.2 | 139.6 | 6.5 ] | 576.2 ] |
- 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。