観測史上1～10位の値（5月としての値）
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札幌（石狩地方）
| 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) | 70.2 (1912/5/4) | 63.9 (1912/5/13) | 50.2 (1901/5/19) | 47.5 (1968/5/13) | 45.5 (2012/5/4) | 43.5 (1963/5/31) | 42.0 (1957/5/21) | 40.5 (1999/5/5) | 39.8 (1908/5/18) | 39.0 (1998/5/2) | 1877/5 2025/5 |
| 日最大10分間降水量 (mm) | 8.5 (1952/5/28) | 4.5 (2002/5/24) | 4.0 (2004/5/24) | 3.8 (1961/5/5) | 3.5 (2020/5/25) | 3.5 (1973/5/30) | 3.4 (1959/5/31) | 3.0 (1984/5/9) | 2.9 (1938/5/31) | 2.5 (2016/5/31) | 1937/5 2025/5 |
| 日最大1時間降水量 (mm) | 12.4 (1961/5/5) | 12.0 (2002/5/24) | 11.0 (1952/5/28) | 10.5 (2007/5/26) | 10.0 (1999/5/5) | 9.5 (1972/5/20) | 9.5 (1959/5/31) | 9.3 (1902/5/8) | 9.1 (1957/5/14) | 9.0 (2016/5/31) | 1889/5 2025/5 |
| 月最大24時間降水量 (mm) | 70.2 (1912/5/4) | 69.2 (1908/5/18) | 58.0 (1988/5/12) | 50.8 (1901/5/19) | 49.5 (2012/5/4) | 48.4 (1934/5/14) | 48.2 (1931/5/23) | 47.4 (1957/5/21) | 44.0 (1968/5/13) | 43.2 (1963/5/31) | 1889/5 2025/5 |
| 月降水量の多い方から (mm) | 170.8 (1912/5) | 142.5 (1878/5) | 136.5 (1882/5) | 128.8 (1931/5) | 124.5 (1907/5) | 119.6 (1902/5) | 115.5 (1972/5) | 113.7 (1909/5) | 109.9 (1955/5) | 107.6 (1895/5) | 1877/5 2025/5 |
| 月降水量の少ない方から (mm) | 11.3 (1911/5) | 14.0 (1985/5) | 17.0 (2001/5) | 19.0 (1956/5) | 19.2 (1940/5) | 19.4 (1936/5) | 20.8 (1962/5) | 20.9 (1914/5) | 21.5 (2023/5) | 23.0 (1991/5) | 1877/5 2025/5 |
| 日最高気温の高い方から (℃) | 34.2 (2019/5/27) | 32.0 (2019/5/26) | 31.1 (2019/5/25) | 31.1 (1938/5/15) | 30.4 (1967/5/26) | 30.2 (1905/5/31) | 30.0 (2014/5/29) | 29.9 (2020/5/30) | 29.8 (2001/5/30) | 29.7 (2016/5/21) | 1877/5 2025/5 |
| 日最高気温の低い方から (℃) | 4.5 (1885/5/13) | 4.6 (1929/5/5) | 4.8 (1971/5/5) | 5.0 (1929/5/4) | 5.4 (1971/5/7) | 5.4 (1971/5/4) | 5.8 (2013/5/3) | 5.8 (1931/5/2) | 5.8 (1883/5/7) | 5.9 (1980/5/7) | 1877/5 2025/5 |
| 日最低気温の高い方から (℃) | 17.8 (2019/5/27) | 16.0 (2016/5/26) | 15.7 (2018/5/31) | 15.6 (2019/5/26) | 15.6 (2004/5/28) | 15.5 (2013/5/28) | 15.5 (2003/5/30) | 15.5 (1963/5/28) | 15.4 (2023/5/27) | 15.3 (2023/5/28) | 1877/5 2025/5 |
| 日最低気温の低い方から (℃) | -4.2 (1893/5/6) | -3.8 (1897/5/2) | -3.4 (1898/5/7) | -3.2 (1936/5/1) | -3.2 (1910/5/2) | -3.0 (1935/5/6) | -3.0 (1934/5/3) | -3.0 (1915/5/10) | -3.0 (1906/5/2) | -3.0 (1887/5/4) | 1877/5 2025/5 |
| 月平均気温の高い方から (℃) | 15.7 (2019/5) | 14.9 (2022/5) | 14.9 (2016/5) | 14.4 (2017/5) | 14.2 (2024/5) | 14.2 (2015/5) | 14.0 (2014/5) | 14.0 (2000/5) | 14.0 (1956/5) | 13.9 (2009/5) | 1877/5 2025/5 |
| 月平均気温の低い方から (℃) | 8.2 (1915/5) | 8.6 (1893/5) | 8.9 (1889/5) | 8.9 (1883/5) | 9.0 (1945/5) | 9.0 (1898/5) | 9.0 (1885/5) | 9.2 (1931/5) | 9.2 (1908/5) | 9.2 (1902/5) | 1877/5 2025/5 |
| 日最小相対湿度 (%) | 8 (2017/5/6) | 10 (2016/5/8) | 10 (2006/5/7) | 10 (1970/5/6) | 10 (1970/5/5) | 11 (2004/5/12) | 11 (2004/5/1) | 12 (2022/5/6) | 12 (2015/5/5) | 12 (2009/5/9) | 1950/5 2025/5 |
| 日最大風速・風向 (m/s) | 21.1 南西 (1956/5/11) | 19.5 南 (2005/5/1) | 19.2 南 (2004/5/6) | 18.9 北西 (1924/5/9) | 18.8 南 (2004/5/3) | 18.3 南南東 (1931/5/16) | 18.2 南東 (1912/5/4) | 18.1 南南東 (2016/5/16) | 18.1 西北西 (1924/5/10) | 17.9 北北西 (1909/5/18) | 1877/5 2025/5 |
| 日最大瞬間風速・風向 (m/s) | 32.8 南 (2005/5/1) | 30.2 南西 (1956/5/11) | 30.1 南 (2004/5/3) | 29.5 南 (2004/5/6) | 29.1 南 (2016/5/16) | 29.0 南西 (1958/5/14) | 28.4 南 (2010/5/6) | 27.6 南南東 (2008/5/20) | 27.6 南 (2004/5/4) | 27.2 南 (2005/5/19) | 1943/5 2025/5 |
| 月間日照時間の多い方から (時間) | 284.4 (1957/5) | 276.3 (1956/5) | 270.8 (2019/5) | 263.2 (2015/5) | 260.4 (1963/5) | 258.5 (1985/5) | 255.7 (2009/5) | 253.7 (1991/5) | 238.6 (1899/5) | 238.2 (1976/5) | 1890/5 2025/5 |
| 月間日照時間の少ない方から (時間) | 95.5 (1893/5) | 106.1 (1920/5) | 132.5 (1907/5) | 134.2 (1945/5) | 139.4 (1908/5) | 142.1 (2013/5) | 142.3 (1996/5) | 144.6 (1968/5) | 145.4 (1931/5) | 146.0 (2000/5) | 1890/5 2025/5 |
| 降雪の深さ日合計 (cm) | 0 (1993/5/1) | 0 (1992/5/2) | 0 (1992/5/1) | 0 (1991/5/3) | 0 (1988/5/5) | 0 (1987/5/5) | 0 (1987/5/4) | 0 (1980/5/7) | 0 (1977/5/3) | 0 (1971/5/6) | 1953/5 2025/5 |
| 降雪の深さ月合計 (cm) | 0 (1993/5) | 0 (1992/5) | 0 (1991/5) | 0 (1988/5) | 0 (1987/5) | 0 (1980/5) | 0 (1977/5) | 0 (1971/5) | 0 (1968/5) | 0 (1966/5) | 1953/5 2025/5 |
| 月最深積雪の大きい方から (cm) | 0 (1977/5/3) | 0 (1971/5/5) | 0 (1963/5/3) | 0 (1953/5/1) | 0 (1929/5/5) | -- (2024/5) | -- (2023/5) | -- (2022/5) | -- (2021/5) | -- (2020/5) | 1890/5 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) | 1890/5 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。