All-time weather records — Cle Elum, WA
Climate change signal in Cle Elum
of Cle Elum's all-time daily heat records were set in the last decade (22 of 366 records since 2015).
of all-time daily cold records were set in the last decade (5 of 366 records since 2015).
If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:
| Decade | Heat records set | # | Cold records set | # |
|---|---|---|---|---|
| 1890s | 2 | 12 | ||
| 1900s | 38 | 61 | ||
| 1910s | 21 | 88 | ||
| 1920s | 48 | 42 | ||
| 1930s | 61 | 43 | ||
| 1940s | 39 | 9 | ||
| 1950s | 27 | 28 | ||
| 1960s | 30 | 18 | ||
| 1970s | 21 | 19 | ||
| 1980s | 21 | 25 | ||
| 1990s | 20 | 3 | ||
| 2000s | 14 | 10 | ||
| 2010s | 12 | 7 | ||
| 2020s | 12 | 1 |
Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1899, the latest in 2025. Period of observation: 1899-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 64.9°F — Jan 24, 1931 | -33.0°F — Jan 31, 1950 | 2.57 in — Jan 13, 1900 |
| February | 69.1°F — Feb 2, 1962 | -29.9°F — Feb 1, 1950 | 2.57 in — Feb 2, 1916 |
| March | 95.0°F — Mar 18, 1968 | -2.9°F — Mar 4, 2019 | 2.50 in — Mar 1, 1899 |
| April | 96.1°F — Apr 28, 1931 | 12.0°F — Apr 1, 1936 | 1.57 in — Apr 6, 1962 |
| May | 99.0°F — May 29, 1983 | 19.0°F — May 1, 1954 | 2.00 in — May 15, 2011 |
| June | 108.0°F — Jun 30, 2021 | 25.0°F — Jun 3, 1918 | 2.06 in — Jun 10, 1948 |
| July | 105.1°F — Jul 15, 1919 | 30.0°F — Jul 6, 1952 | 1.20 in — Jul 5, 1994 |
| August | 105.1°F — Aug 15, 1967 | 23.0°F — Aug 24, 1910 | 2.03 in — Aug 18, 1975 |
| September | 99.0°F — Sep 4, 2025 | 12.0°F — Sep 26, 1926 | 1.01 in — Sep 26, 1948 |
| October | 96.1°F — Oct 11, 1934 | 10.0°F — Oct 25, 1919 | 3.16 in — Oct 23, 2017 |
| November | 72.0°F — Nov 21, 1917 | -14.1°F — Nov 24, 1985 | 3.45 in — Nov 6, 2006 |
| December | 66.0°F — Dec 25, 1931 | -31.0°F — Dec 30, 1968 | 3.67 in — Dec 9, 1933 |
Click a month to see every daily record for that month in Cle Elum.