All-time weather records — Union, OR
Climate change signal in Union
of Union's all-time daily heat records were set in the last decade (0 of 366 records since 2015).
of all-time daily cold records were set in the last decade (0 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 | # |
|---|---|---|---|---|
| 1910s | 31 | 70 | ||
| 1920s | 24 | 31 | ||
| 1930s | 48 | 40 | ||
| 1940s | 24 | 47 | ||
| 1950s | 28 | 45 | ||
| 1960s | 46 | 42 | ||
| 1970s | 29 | 26 | ||
| 1980s | 40 | 24 | ||
| 1990s | 34 | 20 | ||
| 2000s | 57 | 21 | ||
| 2010s | 5 | · | ||
| 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 1913, the latest in 2010. Period of observation: 1911-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 61.0°F — Jan 9, 1953 | -27.0°F — Jan 18, 1943 | 1.45 in — Jan 28, 1965 |
| February | 66.9°F — Feb 26, 1950 | -20.9°F — Feb 9, 1933 | 1.25 in — Feb 23, 1986 |
| March | 77.0°F — Mar 26, 1960 | -9.9°F — Mar 5, 1955 | 1.01 in — Mar 24, 2002 |
| April | 90.0°F — Apr 25, 1977 | 9.0°F — Apr 1, 1936 | 1.10 in — Apr 6, 1969 |
| May | 95.0°F — May 24, 2001 | 19.9°F — May 1, 1954 | 1.90 in — May 8, 1952 |
| June | 100.9°F — Jun 30, 1924 | 28.9°F — Jun 1, 1939 | 1.72 in — Jun 26, 1934 |
| July | 105.1°F — Jul 6, 2007 | 32.0°F — Jul 14, 1913 | 1.06 in — Jul 1, 1982 |
| August | 108.0°F — Aug 5, 1961 | 28.0°F — Aug 30, 1912 | 1.59 in — Aug 31, 1984 |
| September | 100.9°F — Sep 2, 1950 | 18.0°F — Sep 24, 1926 | 2.01 in — Sep 23, 1917 |
| October | 89.1°F — Oct 2, 1992 | 7.0°F — Oct 31, 2002 | 1.49 in — Oct 7, 1930 |
| November | 73.9°F — Nov 13, 1999 | -11.9°F — Nov 15, 1955 | 1.35 in — Nov 28, 1995 |
| December | 62.1°F — Dec 4, 1946 | -24.0°F — Dec 13, 1919 | 1.20 in — Dec 28, 1917 |
Click a month to see every daily record for that month in Union.