Anamosa, IA
Climate overview — based on NOAA 1991-2020 normals from ANAMOSA 1 WNW, IA US.
Year-round temperatures (°F)
Climate summary
Anamosa has an annual average temperature of 47°F with about 40.2 inches of precipitation per year. The warmest month is July (average high 82.8°F), and the coldest is January (average low 8.8°F). June is typically the wettest month (5.78 in) and January the driest (1.47 in).
Best time to visit Anamosa
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Anamosa'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 | 28 | |
| 1940s | 49 | |
| 1950s | 49 | |
| 1960s | 36 | |
| 1970s | 32 | |
| 1980s | 80 | |
| 1990s | 47 | |
| 2000s | 43 | |
| 2010s | 2 |
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 | 26.9°F | 8.8°F | 17.8°F | 1.47 in | — | 6 |
| February | 31.7°F | 12.2°F | 21.9°F | 1.56 in | — | 5 |
| March | 45.2°F | 24.5°F | 34.9°F | 1.80 in | — | 6 |
| April | 59.4°F | 35.6°F | 47.5°F | 3.99 in | — | 9 |
| May | 70.4°F | 47.0°F | 58.7°F | 4.80 in | — | 10 |
| June | 80.1°F | 57.7°F | 68.9°F | 5.78 in | — | 11 |
| July | 82.8°F | 61.8°F | 72.3°F | 5.23 in | — | 9 |
| August | 81.0°F | 59.1°F | 70.1°F | 4.46 in | — | 9 |
| September | 74.6°F | 49.6°F | 62.1°F | 3.72 in | — | 8 |
| October | 61.4°F | 37.9°F | 49.6°F | 3.24 in | — | 7 |
| November | 45.9°F | 26.0°F | 36.0°F | 2.26 in | — | 6 |
| December | 33.1°F | 16.0°F | 24.6°F | 1.84 in | — | 7 |
Climate twins of Anamosa
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).