All-time weather records — Connellsville, PA
Climate change signal in Connellsville
of Connellsville's all-time daily heat records were set in the last decade (304 of 366 records since 2015).
of all-time daily cold records were set in the last decade (276 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 | # |
|---|---|---|---|---|
| 1970s | 1 | 4 | ||
| 1980s | · | · | ||
| 1990s | · | · | ||
| 2000s | · | · | ||
| 2010s | 191 | 196 | ||
| 2020s | 174 | 166 |
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 1978, the latest in 2026. Period of observation: 1976-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 73.0°F — Jan 12, 2020 | -22.0°F — Jan 31, 2026 | 2.00 in — Jan 13, 2018 |
| February | 78.1°F — Feb 21, 2018 | -20.9°F — Feb 1, 2026 | 1.78 in — Feb 4, 2022 |
| March | 86.0°F — Mar 24, 2012 | -4.0°F — Mar 7, 2015 | 2.60 in — Mar 3, 1994 |
| April | 87.1°F — Apr 5, 2026 | 15.1°F — Apr 10, 2025 | 2.00 in — Apr 4, 2025 |
| May | 91.9°F — May 28, 2012 | 27.0°F — May 9, 2020 | 3.30 in — May 27, 1987 |
| June | 99.0°F — Jun 22, 2024 | 36.0°F — Jun 3, 2025 | 3.10 in — Jun 24, 2017 |
| July | 99.0°F — Jul 8, 2020 | 46.9°F — Jul 5, 2014 | 3.50 in — Jul 2, 2013 |
| August | 97.0°F — Aug 27, 2024 | 45.0°F — Aug 22, 2024 | 4.80 in — Aug 7, 2000 |
| September | 95.0°F — Sep 4, 2011 | 37.0°F — Sep 21, 2020 | 4.50 in — Sep 9, 2021 |
| October | 91.9°F — Oct 4, 2019 | 25.0°F — Oct 30, 2025 | 4.02 in — Oct 30, 2012 |
| November | 82.0°F — Nov 1, 2024 | 12.0°F — Nov 25, 2013 | 3.20 in — Nov 27, 1985 |
| December | 72.0°F — Dec 22, 2013 | -6.0°F — Dec 17, 2025 | 3.20 in — Dec 9, 2012 |
Click a month to see every daily record for that month in Connellsville.