Geneva, IA
Climate overview — based on NOAA 1991-2020 normals from HAMPTON, IA US.
Year-round temperatures (°F)
Climate summary
Geneva has an annual average temperature of 46.6°F with about 38.1 inches of precipitation per year. The warmest month is July (average high 83.4°F), and the coldest is January (average low 7.9°F). June is typically the wettest month (6.06 in) and January the driest (0.97 in).
Best time to visit Geneva
Full guide →Climate change signal
All-time records →43 of 366 (11.7%) of Geneva'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.
| 1890s | 21 | |
| 1900s | 27 | |
| 1910s | 24 | |
| 1920s | 12 | |
| 1930s | 70 | |
| 1940s | 29 | |
| 1950s | 19 | |
| 1960s | 13 | |
| 1970s | 10 | |
| 1980s | 30 | |
| 1990s | 22 | |
| 2000s | 22 | |
| 2010s | 38 | |
| 2020s | 29 |
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 | 25.4°F | 7.9°F | 16.7°F | 0.97 in | — | 7 |
| February | 30.2°F | 11.9°F | 21.1°F | 1.31 in | — | 6 |
| March | 43.3°F | 23.6°F | 33.4°F | 2.09 in | — | 8 |
| April | 58.2°F | 34.8°F | 46.5°F | 4.26 in | — | 11 |
| May | 70.2°F | 47.6°F | 58.9°F | 5.25 in | — | 14 |
| June | 80.3°F | 58.3°F | 69.3°F | 6.06 in | — | 12 |
| July | 83.4°F | 61.9°F | 72.7°F | 4.70 in | — | 9 |
| August | 81.4°F | 59.1°F | 70.3°F | 4.24 in | — | 9 |
| September | 75.4°F | 50.2°F | 62.8°F | 3.30 in | — | 9 |
| October | 61.9°F | 38.0°F | 49.9°F | 2.54 in | — | 9 |
| November | 45.1°F | 25.4°F | 35.2°F | 1.80 in | — | 7 |
| December | 31.4°F | 14.5°F | 22.9°F | 1.59 in | — | 7 |
Climate twins of Geneva
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).