All-time weather records — Arlington, OR
Climate change signal in Arlington
of Arlington's all-time daily heat records were set in the last decade (17 of 366 records since 2015).
of all-time daily cold records were set in the last decade (14 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 | 14 | 28 | ||
| 1900s | 20 | 17 | ||
| 1920s | 31 | 21 | ||
| 1930s | 62 | 38 | ||
| 1940s | 26 | 31 | ||
| 1950s | 37 | 66 | ||
| 1960s | 60 | 63 | ||
| 1970s | 38 | 32 | ||
| 1980s | 21 | 27 | ||
| 1990s | 20 | 17 | ||
| 2000s | 15 | 9 | ||
| 2010s | 12 | 14 | ||
| 2020s | 10 | 3 |
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 2025. Period of observation: 1893-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 66.0°F — Jan 7, 1902 | -25.1°F — Jan 21, 1930 | 1.43 in — Jan 9, 1953 |
| February | 73.9°F — Feb 26, 1932 | -23.1°F — Feb 2, 1950 | 1.13 in — Feb 20, 1904 |
| March | 81.0°F — Mar 28, 1930 | 0.0°F — Mar 13, 1954 | 0.89 in — Mar 15, 1987 |
| April | 97.0°F — Apr 28, 1926 | 19.0°F — Apr 10, 1900 | 1.49 in — Apr 21, 1988 |
| May | 107.1°F — May 30, 1986 | 26.1°F — May 1, 1954 | 1.27 in — May 19, 2020 |
| June | 117.0°F — Jun 30, 2021 | 36.0°F — Jun 5, 1950 | 1.15 in — Jun 14, 1935 |
| July | 114.1°F — Jul 17, 1941 | 42.1°F — Jul 4, 1899 | 0.80 in — Jul 2, 1966 |
| August | 115.0°F — Aug 4, 1961 | 39.9°F — Aug 12, 1974 | 60.00 in — Aug 29, 1982 |
| September | 104.0°F — Sep 2, 1950 | 26.1°F — Sep 25, 1926 | 1.37 in — Sep 19, 2010 |
| October | 90.0°F — Oct 3, 1958 | 10.9°F — Oct 31, 2002 | 1.25 in — Oct 7, 1893 |
| November | 84.0°F — Nov 24, 1894 | -5.1°F — Nov 15, 1955 | 2.33 in — Nov 19, 1996 |
| December | 73.9°F — Dec 21, 1933 | -11.9°F — Dec 26, 1924 | 2.27 in — Dec 22, 1964 |
Click a month to see every daily record for that month in Arlington.