All-time weather records — Port Republic, NJ
Climate change signal in Port Republic
of Port Republic's all-time daily heat records were set in the last decade (67 of 366 records since 2015).
of all-time daily cold records were set in the last decade (21 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 | # |
|---|---|---|---|---|
| 1950s | 4 | 4 | ||
| 1960s | 56 | 104 | ||
| 1970s | 25 | 74 | ||
| 1980s | 52 | 84 | ||
| 1990s | 68 | 51 | ||
| 2000s | 61 | 17 | ||
| 2010s | 70 | 28 | ||
| 2020s | 30 | 4 |
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 1959, the latest in 2026. Period of observation: 1947-2026.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 78.1°F — Jan 24, 1967 | -9.9°F — Jan 17, 1977 | 2.47 in — Jan 6, 1962 |
| February | 75.9°F — Feb 21, 2018 | -11.0°F — Feb 12, 1979 | 2.58 in — Feb 13, 1966 |
| March | 87.1°F — Mar 30, 1998 | 2.1°F — Mar 3, 2014 | 3.02 in — Mar 14, 2017 |
| April | 93.9°F — Apr 17, 2002 | 12.0°F — Apr 1, 1969 | 2.94 in — Apr 16, 1986 |
| May | 99.0°F — May 29, 1969 | 25.0°F — May 11, 1966 | 4.15 in — May 29, 1959 |
| June | 106.0°F — Jun 28, 1969 | 37.0°F — Jun 1, 1967 | 2.92 in — Jun 7, 2003 |
| July | 105.1°F — Jul 22, 2011 | 42.1°F — Jul 1, 1988 | 6.46 in — Jul 10, 1959 |
| August | 102.9°F — Aug 9, 2001 | 39.9°F — Aug 31, 1965 | 11.10 in — Aug 20, 1997 |
| September | 99.0°F — Sep 11, 1983 | 32.0°F — Sep 24, 1967 | 3.97 in — Sep 10, 2020 |
| October | 96.1°F — Oct 2, 2019 | 19.9°F — Oct 31, 1988 | 4.79 in — Oct 29, 2012 |
| November | 82.9°F — Nov 7, 2024 | 10.0°F — Nov 23, 1989 | 2.85 in — Nov 14, 1972 |
| December | 77.0°F — Dec 7, 1998 | -2.0°F — Dec 25, 1980 | 3.68 in — Dec 11, 2008 |
Click a month to see every daily record for that month in Port Republic.