Hamburg, IA
Climate overview — based on NOAA 1991-2020 normals from SIDNEY 1SSE, IA US.
Year-round temperatures (°F)
Climate summary
Hamburg has an annual average temperature of 50.7°F with about 33.3 inches of precipitation per year and 20.6 inches of snow. The warmest month is July (average high 85.8°F), and the coldest is January (average low 13.1°F). May is typically the wettest month (5.26 in) and January the driest (0.77 in). Snow typically falls from October through April.
Best time to visit Hamburg
Full guide →Climate change signal
All-time records →18 of 366 (4.9%) of Hamburg'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 | 1 | |
| 1940s | 6 | |
| 1950s | 61 | |
| 1960s | 41 | |
| 1970s | 56 | |
| 1980s | 71 | |
| 1990s | 27 | |
| 2000s | 43 | |
| 2010s | 39 |
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 | 32.5°F | 13.1°F | 22.8°F | 0.77 in | 5.0 in | 5 |
| February | 37.8°F | 17.3°F | 27.6°F | 1.03 in | 6.3 in | 5 |
| March | 50.8°F | 27.7°F | 39.3°F | 1.85 in | 2.3 in | 7 |
| April | 62.5°F | 38.5°F | 50.5°F | 3.15 in | 1.2 in | 10 |
| May | 72.5°F | 50.5°F | 61.5°F | 5.26 in | — | 11 |
| June | 82.2°F | 60.9°F | 71.6°F | 4.81 in | — | 10 |
| July | 85.8°F | 64.9°F | 75.4°F | 4.49 in | — | 9 |
| August | 83.9°F | 62.5°F | 73.2°F | 3.28 in | — | 8 |
| September | 77.8°F | 53.6°F | 65.7°F | 3.10 in | — | 7 |
| October | 65.4°F | 41.7°F | 53.6°F | 2.72 in | 0.5 in | 7 |
| November | 49.7°F | 28.7°F | 39.2°F | 1.59 in | 1.1 in | 6 |
| December | 37.1°F | 18.7°F | 27.9°F | 1.21 in | 4.2 in | 5 |
Climate twins of Hamburg
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).