Danbury, CT
Climate overview — based on NOAA 1991-2020 normals from DANBURY MUNI AP, CT US.
Year-round temperatures (°F)
Climate summary
Danbury has an annual average temperature of 49.6°F with about 48 inches of precipitation per year. The warmest month is July (average high 82.4°F), and the coldest is January (average low 18.1°F). September is typically the wettest month (4.81 in) and February the driest (2.69 in).
Best time to visit Danbury
Full guide →Climate change signal
All-time records →190 of 366 (51.9%) of Danbury'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.
| 1990s | 12 | |
| 2000s | 112 | |
| 2010s | 119 | |
| 2020s | 123 |
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 | 35.9°F | 18.1°F | 27.0°F | 3.06 in | — | 11 |
| February | 38.7°F | 19.7°F | 29.2°F | 2.69 in | — | 10 |
| March | 46.7°F | 27.2°F | 36.9°F | 3.89 in | — | 11 |
| April | 58.7°F | 36.6°F | 47.7°F | 3.74 in | — | 12 |
| May | 69.1°F | 46.4°F | 57.8°F | 3.78 in | — | 14 |
| June | 77.7°F | 56.1°F | 66.9°F | 4.48 in | — | 13 |
| July | 82.4°F | 61.6°F | 72.0°F | 4.46 in | — | 13 |
| August | 80.4°F | 60.0°F | 70.2°F | 4.62 in | — | 14 |
| September | 73.6°F | 52.3°F | 62.9°F | 4.81 in | — | 14 |
| October | 62.3°F | 40.8°F | 51.5°F | 4.48 in | — | 13 |
| November | 51.1°F | 31.3°F | 41.2°F | 3.78 in | — | 11 |
| December | 40.8°F | 23.9°F | 32.4°F | 4.24 in | — | 12 |
Climate twins of Danbury
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).