All-time weather records — Waterville, WA
Climate change signal in Waterville
of Waterville's all-time daily heat records were set in the last decade (18 of 366 records since 2015).
of all-time daily cold records were set in the last decade (12 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 | 29 | 78 | ||
| 1900s | 38 | 45 | ||
| 1910s | 28 | 36 | ||
| 1920s | 39 | 26 | ||
| 1930s | 22 | 29 | ||
| 1940s | 17 | 6 | ||
| 1950s | 18 | 34 | ||
| 1960s | 43 | 36 | ||
| 1970s | 27 | 24 | ||
| 1980s | 20 | 18 | ||
| 1990s | 39 | 8 | ||
| 2000s | 18 | 13 | ||
| 2010s | 28 | 13 | ||
| 2020s | · | · |
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 1893, the latest in 2018. Period of observation: 1893-2021.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 66.0°F — Jan 27, 1899 | -29.9°F — Jan 31, 1893 | 1.50 in — Jan 15, 2020 |
| February | 66.0°F — Feb 5, 1966 | -25.1°F — Feb 1, 1893 | 1.00 in — Feb 2, 1916 |
| March | 73.9°F — Mar 27, 1994 | -9.9°F — Mar 4, 1955 | 1.50 in — Mar 10, 1904 |
| April | 88.0°F — Apr 24, 1977 | 10.9°F — Apr 2, 1936 | 0.95 in — Apr 10, 1912 |
| May | 96.1°F — May 29, 1897 | 16.0°F — May 1, 1899 | 1.70 in — May 20, 1893 |
| June | 102.0°F — Jun 29, 2015 | 25.0°F — Jun 15, 2018 | 2.79 in — Jun 11, 1948 |
| July | 105.1°F — Jul 22, 1994 | 32.0°F — Jul 29, 1896 | 1.90 in — Jul 14, 1908 |
| August | 104.0°F — Aug 4, 1961 | 28.9°F — Aug 26, 1900 | 1.65 in — Aug 25, 1983 |
| September | 98.1°F — Sep 4, 1988 | 15.1°F — Sep 24, 1926 | 1.45 in — Sep 9, 1952 |
| October | 88.0°F — Oct 11, 1944 | 3.9°F — Oct 31, 1935 | 1.36 in — Oct 18, 1920 |
| November | 68.0°F — Nov 9, 1907 | -20.9°F — Nov 27, 1896 | 2.25 in — Nov 27, 1910 |
| December | 59.0°F — Dec 14, 1957 | -33.0°F — Dec 30, 1968 | 1.60 in — Dec 13, 1897 |
Click a month to see every daily record for that month in Waterville.