All-time weather records — Colfax, CA
Climate change signal in Colfax
of Colfax's all-time daily heat records were set in the last decade (42 of 366 records since 2015).
of all-time daily cold records were set in the last decade (11 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 | # |
|---|---|---|---|---|
| 1900s | 31 | 61 | ||
| 1910s | 30 | 82 | ||
| 1920s | 25 | 24 | ||
| 1930s | 38 | 34 | ||
| 1940s | 24 | 34 | ||
| 1950s | 28 | 23 | ||
| 1960s | 35 | 14 | ||
| 1970s | 28 | 33 | ||
| 1980s | 19 | 19 | ||
| 1990s | 10 | 15 | ||
| 2000s | 24 | 12 | ||
| 2010s | 65 | 6 | ||
| 2020s | 9 | 9 |
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 1905, the latest in 2025. Period of observation: 1905-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 84.0°F — Jan 14, 2014 | 3.9°F — Jan 3, 1906 | 5.41 in — Jan 21, 1967 |
| February | 88.0°F — Feb 7, 1906 | 15.1°F — Feb 7, 1989 | 5.97 in — Feb 8, 1960 |
| March | 89.1°F — Mar 8, 1905 | 12.0°F — Mar 25, 1913 | 4.59 in — Mar 16, 2012 |
| April | 91.0°F — Apr 20, 1931 | 19.9°F — Apr 16, 1917 | 3.90 in — Apr 8, 1935 |
| May | 100.0°F — May 31, 2001 | 25.0°F — May 1, 1956 | 4.65 in — May 18, 1957 |
| June | 109.9°F — Jun 11, 1908 | 30.0°F — Jun 3, 1944 | 2.20 in — Jun 15, 1929 |
| July | 113.0°F — Jul 14, 1972 | 36.0°F — Jul 22, 1926 | 2.28 in — Jul 8, 1974 |
| August | 109.9°F — Aug 14, 1933 | 37.9°F — Aug 18, 1926 | 1.26 in — Aug 15, 1976 |
| September | 106.0°F — Sep 2, 2017 | 30.0°F — Sep 21, 1925 | 2.62 in — Sep 13, 1918 |
| October | 102.0°F — Oct 1, 2012 | 24.1°F — Oct 22, 1906 | 10.02 in — Oct 13, 1962 |
| November | 86.0°F — Nov 7, 1941 | 18.0°F — Nov 24, 1906 | 5.10 in — Nov 21, 1950 |
| December | 87.1°F — Dec 14, 1924 | 9.0°F — Dec 10, 1972 | 6.37 in — Dec 22, 1964 |
Click a month to see every daily record for that month in Colfax.