Beaver Dam, WI
Climate overview — based on NOAA 1991-2020 normals from BEAVER DAM WWTP, WI US.
Year-round temperatures (°F)
Climate summary
Beaver Dam has an annual average temperature of 44.9°F with about 36.3 inches of precipitation per year and 43.3 inches of snow. The warmest month is July (average high 80.1°F), and the coldest is January (average low 8.8°F). June is typically the wettest month (5.04 in) and February the driest (1.42 in). Snow typically falls from October through April.
Best time to visit Beaver Dam
Full guide →Climate change signal
All-time records →55 of 366 (15%) of Beaver Dam'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 | 19 | |
| 1940s | 0 | |
| 1950s | 51 | |
| 1960s | 38 | |
| 1970s | 42 | |
| 1980s | 48 | |
| 1990s | 33 | |
| 2000s | 49 | |
| 2010s | 48 | |
| 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 | 24.7°F | 8.8°F | 16.8°F | 1.49 in | 13.0 in | 10 |
| February | 28.6°F | 11.4°F | 20.0°F | 1.42 in | 10.6 in | 9 |
| March | 40.8°F | 22.5°F | 31.6°F | 2.13 in | 6.6 in | 9 |
| April | 54.3°F | 33.9°F | 44.1°F | 3.83 in | 1.7 in | 11 |
| May | 66.5°F | 45.7°F | 56.1°F | 4.05 in | 0.1 in | 12 |
| June | 76.6°F | 55.8°F | 66.2°F | 5.04 in | — | 11 |
| July | 80.1°F | 59.8°F | 70.0°F | 4.14 in | — | 10 |
| August | 78.3°F | 58.2°F | 68.3°F | 4.07 in | — | 10 |
| September | 71.6°F | 49.6°F | 60.6°F | 3.26 in | — | 10 |
| October | 58.4°F | 37.9°F | 48.1°F | 3.04 in | 0.4 in | 10 |
| November | 42.9°F | 26.2°F | 34.5°F | 2.15 in | 2.1 in | 8 |
| December | 30.4°F | 15.4°F | 22.9°F | 1.65 in | 8.8 in | 10 |
Climate twins of Beaver Dam
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).