All-time weather records — Norwich, NY
Climate change signal in Norwich
of Norwich's all-time daily heat records were set in the last decade (39 of 366 records since 2015).
of all-time daily cold records were set in the last decade (22 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 | 6 | 4 | ||
| 1910s | 24 | 24 | ||
| 1920s | 15 | 20 | ||
| 1930s | 48 | 48 | ||
| 1940s | 40 | 56 | ||
| 1950s | 31 | 50 | ||
| 1960s | 24 | 62 | ||
| 1970s | 27 | 41 | ||
| 1980s | 21 | 25 | ||
| 1990s | 35 | 6 | ||
| 2000s | 35 | 7 | ||
| 2010s | 47 | 12 | ||
| 2020s | 13 | 11 |
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 1908, the latest in 2026. Period of observation: 1906-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 66.0°F — Jan 26, 1967 | -32.1°F — Jan 12, 1968 | 2.00 in — Jan 26, 2005 |
| February | 73.9°F — Feb 22, 2018 | -29.0°F — Feb 2, 1961 | 1.83 in — Feb 25, 1998 |
| March | 86.0°F — Mar 31, 1998 | -18.9°F — Mar 4, 1950 | 2.34 in — Mar 7, 2011 |
| April | 91.9°F — Apr 28, 2009 | 3.0°F — Apr 5, 2016 | 2.82 in — Apr 16, 1983 |
| May | 93.9°F — May 22, 1911 | 19.9°F — May 1, 1978 | 2.50 in — May 1, 2023 |
| June | 98.1°F — Jun 29, 1933 | 28.9°F — Jun 1, 1966 | 4.04 in — Jun 23, 2025 |
| July | 100.9°F — Jul 9, 1936 | 35.1°F — Jul 1, 1936 | 6.10 in — Jul 8, 1935 |
| August | 100.0°F — Aug 5, 1944 | 27.0°F — Aug 24, 1940 | 3.66 in — Aug 31, 1940 |
| September | 99.0°F — Sep 4, 1953 | 19.9°F — Sep 27, 1943 | 5.72 in — Sep 8, 2011 |
| October | 88.0°F — Oct 5, 1941 | 10.9°F — Oct 21, 1974 | 4.04 in — Oct 6, 1932 |
| November | 80.1°F — Nov 2, 1950 | -8.0°F — Nov 26, 1938 | 2.68 in — Nov 9, 1972 |
| December | 66.0°F — Dec 2, 2006 | -31.0°F — Dec 30, 1917 | 2.85 in — Dec 26, 2002 |
Click a month to see every daily record for that month in Norwich.