Danbury, IA
Climate overview — based on NOAA 1991-2020 normals from MAPLETON NO.2, IA US.
Year-round temperatures (°F)
Climate summary
Danbury has an annual average temperature of 47.2°F with about 32.2 inches of precipitation per year and 31.1 inches of snow. The warmest month is July (average high 84.0°F), and the coldest is January (average low 8.9°F). May is typically the wettest month (4.78 in) and January the driest (0.76 in). Snow typically falls from October through April.
Best time to visit Danbury
Full guide →Climate change signal
All-time records →55 of 366 (15%) 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.
| 1930s | 36 | |
| 1940s | 49 | |
| 1950s | 33 | |
| 1960s | 22 | |
| 1970s | 25 | |
| 1980s | 50 | |
| 1990s | 30 | |
| 2000s | 41 | |
| 2010s | 42 | |
| 2020s | 38 |
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 | 27.7°F | 8.9°F | 18.3°F | 0.76 in | 6.7 in | 5 |
| February | 33.0°F | 12.7°F | 22.9°F | 0.92 in | 8.6 in | 5 |
| March | 46.5°F | 24.0°F | 35.2°F | 1.80 in | 4.4 in | 7 |
| April | 59.8°F | 34.7°F | 47.2°F | 3.40 in | 1.3 in | 9 |
| May | 70.5°F | 47.4°F | 59.0°F | 4.78 in | 0.1 in | 11 |
| June | 80.6°F | 58.3°F | 69.4°F | 4.55 in | — | 10 |
| July | 84.0°F | 62.2°F | 73.1°F | 4.18 in | — | 8 |
| August | 81.6°F | 59.0°F | 70.3°F | 3.83 in | — | 8 |
| September | 75.3°F | 49.8°F | 62.6°F | 3.12 in | — | 8 |
| October | 62.3°F | 37.0°F | 49.7°F | 2.26 in | 0.6 in | 7 |
| November | 46.0°F | 24.2°F | 35.1°F | 1.46 in | 2.3 in | 5 |
| December | 32.5°F | 14.3°F | 23.4°F | 1.13 in | 7.1 in | 5 |
Climate twins of Danbury
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).