観測史上1～10位の値（5月としての値）
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長野（長野県）
| 要素名／順位 | 1位 | 2位 | 3位 | 4位 | 5位 | 6位 | 7位 | 8位 | 9位 | 10位 | 統計期間 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 日降水量 (mm) | 75.5 (2024/5/28) | 68.5 (2011/5/29) | 53.7 (1941/5/4) | 50.5 (1892/5/10) | 48.8 (1901/5/12) | 48.0 (1983/5/16) | 46.5 (1953/5/23) | 44.0 (2023/5/7) | 42.9 (1929/5/23) | 42.6 (1910/5/29) | 1889/5 2025/5 |
| 日最大10分間降水量 (mm) | 8.7 (1954/5/30) | 7.9 (1949/5/24) | 7.5 (2006/5/20) | 7.5 (1969/5/28) | 7.5 (1968/5/22) | 7.0 (2017/5/31) | 7.0 (2015/5/16) | 7.0 (1985/5/25) | 7.0 (1969/5/30) | 6.0 (2021/5/21) | 1937/5 2025/5 |
| 日最大1時間降水量 (mm) | 17.0 (1985/5/25) | 16.5 (2017/5/31) | 16.2 (1955/5/23) | 15.0 (1994/5/27) | 15.0 (1983/5/7) | 14.6 (1949/5/24) | 14.0 (2015/5/16) | 14.0 (1973/5/30) | 14.0 (1969/5/31) | 13.7 (1941/5/4) | 1903/5 2025/5 |
| 月最大24時間降水量 (mm) | 75.5 (2024/5/28) | 75.5 (2023/5/7) | 68.5 (2011/5/29) | 63.0 (1983/5/16) | 59.1 (1965/5/27) | 51.6 (1954/5/22) | 46.5 (1987/5/14) | 45.1 (1953/5/23) | 44.5 (1989/5/26) | 43.0 (1955/5/1) | 1946/5 2025/5 |
| 月降水量の多い方から (mm) | 186.7 (1892/5) | 182.5 (2011/5) | 156.5 (2004/5) | 152.5 (1954/5) | 144.9 (1904/5) | 139.5 (1941/5) | 136.3 (1923/5) | 133.2 (1893/5) | 128.0 (1936/5) | 127.9 (1902/5) | 1889/5 2025/5 |
| 月降水量の少ない方から (mm) | 20.5 (1991/5) | 28.5 (2005/5) | 29.0 (1889/5) | 30.0 (1978/5) | 31.2 (1943/5) | 32.7 (1967/5) | 33.0 (2013/5) | 33.5 (1932/5) | 34.5 (2016/5) | 36.7 (1964/5) | 1889/5 2025/5 |
| 日最高気温の高い方から (℃) | 34.2 (2019/5/27) | 34.1 (2023/5/18) | 32.9 (2024/5/5) | 32.7 (2022/5/30) | 32.6 (1991/5/25) | 32.3 (1997/5/6) | 32.3 (1982/5/13) | 32.2 (2019/5/25) | 32.2 (1974/5/19) | 32.2 (1915/5/30) | 1889/5 2025/5 |
| 日最高気温の低い方から (℃) | 7.3 (1902/5/12) | 7.7 (1929/5/5) | 9.3 (1902/5/11) | 9.4 (1993/5/2) | 9.5 (1991/5/3) | 9.5 (1947/5/3) | 9.5 (1890/5/3) | 10.0 (1892/5/2) | 10.3 (1971/5/5) | 10.3 (1935/5/1) | 1889/5 2025/5 |
| 日最低気温の高い方から (℃) | 20.5 (2016/5/25) | 20.1 (1961/5/29) | 20.0 (1991/5/26) | 19.4 (2018/5/18) | 18.9 (2015/5/29) | 18.9 (1991/5/25) | 18.8 (2004/5/29) | 18.8 (1991/5/24) | 18.8 (1938/5/30) | 18.7 (1963/5/22) | 1889/5 2025/5 |
| 日最低気温の低い方から (℃) | -1.8 (1893/5/6) | -1.3 (1927/5/12) | -1.1 (1894/5/2) | -0.9 (1929/5/6) | -0.7 (1957/5/4) | -0.7 (1934/5/3) | -0.7 (1931/5/3) | -0.6 (1940/5/6) | -0.5 (1947/5/2) | -0.5 (1941/5/15) | 1889/5 2025/5 |
| 月平均気温の高い方から (℃) | 18.6 (2016/5) | 18.3 (2015/5) | 17.9 (1998/5) | 17.7 (2020/5) | 17.4 (2019/5) | 17.4 (2017/5) | 17.4 (1970/5) | 17.3 (1982/5) | 17.3 (1961/5) | 17.2 (2024/5) | 1889/5 2025/5 |
| 月平均気温の低い方から (℃) | 13.0 (1945/5) | 13.1 (1917/5) | 13.1 (1889/5) | 13.4 (1929/5) | 13.4 (1913/5) | 13.4 (1903/5) | 13.4 (1893/5) | 13.6 (1931/5) | 13.7 (1924/5) | 13.7 (1921/5) | 1889/5 2025/5 |
| 日最小相対湿度 (%) | 7 (2020/5/8) | 9 (2020/5/11) | 9 (2014/5/12) | 9 (2007/5/9) | 9 (2005/5/3) | 10 (2013/5/13) | 10 (1999/5/1) | 11 (2015/5/22) | 11 (2013/5/15) | 11 (1997/5/6) | 1950/5 2025/5 |
| 日最大風速・風向 (m/s) | 16.7 西 (1944/5/7) | 16.7 北北西 (1897/5/16) | 16.5 北 (1958/5/16) | 16.5 北 (1958/5/12) | 16.5 北北西 (1940/5/4) | 15.5 北 (1969/5/19) | 15.5 北 (1954/5/14) | 15.5 西 (1954/5/10) | 15.5 北 (1950/5/19) | 15.5 北北西 (1891/5/18) | 1889/5 2025/5 |
| 日最大瞬間風速・風向 (m/s) | 22.8 北 (1937/5/6) | 22.7 西 (1980/5/6) | 22.7 西 (1944/5/7) | 22.6 北北西 (1940/5/4) | 22.3 西南西 (1993/5/2) | 22.3 西 (1983/5/17) | 22.3 西 (1954/5/10) | 22.0 西南西 (2011/5/8) | 22.0 北 (2004/5/31) | 22.0 西南西 (2003/5/31) | 1937/5 2025/5 |
| 月間日照時間の多い方から (時間) | 280.6 (2019/5) | 274.8 (1911/5) | 272.8 (2013/5) | 272.7 (2015/5) | 265.0 (1940/5) | 258.6 (1983/5) | 257.0 (1908/5) | 255.3 (1931/5) | 254.6 (1906/5) | 246.2 (1967/5) | 1890/5 2025/5 |
| 月間日照時間の少ない方から (時間) | 113.7 (1963/5) | 117.7 (1892/5) | 134.4 (1890/5) | 147.0 (1893/5) | 147.4 (1920/5) | 150.2 (1956/5) | 161.7 (1901/5) | 163.3 (1992/5) | 166.0 (1957/5) | 166.1 (2004/5) | 1890/5 2025/5 |
| 降雪の深さ日合計 (cm) | 0 (1991/5/3) | 0 (1991/5/2) | -- (2025/5/6) | -- (2025/5/5) | -- (2025/5/4) | -- (2025/5/3) | -- (2025/5/2) | -- (2025/5/1) | -- (2024/5/31) | -- (2024/5/30) | 1953/5 2025/5 |
| 降雪の深さ月合計 (cm) | 0 (1991/5) | -- (2024/5) | -- (2023/5) | -- (2022/5) | -- (2021/5) | -- (2020/5) | -- (2019/5) | -- (2018/5) | -- (2017/5) | -- (2016/5) | 1953/5 2025/5 |
| 月最深積雪の大きい方から (cm) | -- (2024/5) | -- (2023/5) | -- (2022/5) | -- (2021/5) | -- (2020/5) | -- (2019/5) | -- (2018/5) | -- (2017/5) | -- (2016/5) | -- (2015/5) | 1893/5 2025/5 |
| 月最深積雪の小さい方から (cm) | -- (2024/5) | -- (2023/5) | -- (2022/5) | -- (2021/5) | -- (2020/5) | -- (2019/5) | -- (2018/5) | -- (2017/5) | -- (2016/5) | -- (2015/5) | 1892/5 2025/5 |
- 値欄の記号の説明
- 上記とは別に、日最大1時間降水量と月最大24時間降水量は、単位時間や日界の異なる統計も行っています。この値は、「詳細（N時間降水量）」で確認できます。