Morristown, NJ
Climate overview — based on NOAA 1991-2020 normals from CANOE BROOK, NJ US.
Year-round temperatures (°F)
Climate summary
Morristown has an annual average temperature of 53.3°F with about 50.4 inches of precipitation per year and 24 inches of snow. The warmest month is July (average high 86.3°F), and the coldest is January (average low 21.9°F). August is typically the wettest month (4.94 in) and February the driest (2.96 in). Snow typically falls from November through April.
Best time to visit Morristown
Full guide →Climate change signal
All-time records →52 of 366 (14.2%) of Morristown's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1930s | 27 | |
| 1940s | 55 | |
| 1950s | 35 | |
| 1960s | 22 | |
| 1970s | 26 | |
| 1980s | 31 | |
| 1990s | 44 | |
| 2000s | 52 | |
| 2010s | 51 | |
| 2020s | 23 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 39.5°F | 21.9°F | 30.7°F | 3.53 in | 5.8 in | 10 |
| February | 41.8°F | 23.0°F | 32.4°F | 2.96 in | 8.4 in | 8 |
| March | 49.8°F | 30.6°F | 40.2°F | 4.19 in | 4.6 in | 10 |
| April | 62.4°F | 40.5°F | 51.5°F | 4.03 in | 0.4 in | 12 |
| May | 72.3°F | 50.4°F | 61.4°F | 4.05 in | — | 12 |
| June | 81.5°F | 59.9°F | 70.7°F | 4.77 in | — | 11 |
| July | 86.3°F | 65.6°F | 76.0°F | 4.68 in | — | 11 |
| August | 84.7°F | 63.7°F | 74.2°F | 4.94 in | — | 11 |
| September | 77.9°F | 56.3°F | 67.1°F | 4.64 in | — | 10 |
| October | 65.6°F | 44.1°F | 54.9°F | 4.58 in | — | 11 |
| November | 54.2°F | 34.8°F | 44.5°F | 3.60 in | 0.7 in | 9 |
| December | 44.1°F | 27.6°F | 35.9°F | 4.43 in | 4.1 in | 10 |
Climate twins of Morristown
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).