Wauwatosa, WI
Climate overview — based on NOAA 1991-2020 normals from MT MARY COLLEGE, WI US.
Year-round temperatures (°F)
Climate summary
Wauwatosa has an annual average temperature of 48.3°F with about 33.8 inches of precipitation per year and 39.5 inches of snow. The warmest month is July (average high 82.8°F), and the coldest is January (average low 14.1°F). June is typically the wettest month (4.84 in) and January the driest (1.48 in). Snow typically falls from November through April.
Best time to visit Wauwatosa
Full guide →Climate change signal
All-time records →26 of 366 (7.1%) of Wauwatosa'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.
| 1940s | 29 | |
| 1950s | 36 | |
| 1960s | 24 | |
| 1970s | 41 | |
| 1980s | 68 | |
| 1990s | 58 | |
| 2000s | 49 | |
| 2010s | 61 |
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 | 29.7°F | 14.1°F | 21.9°F | 1.48 in | 11.0 in | 10 |
| February | 33.6°F | 16.7°F | 25.1°F | 1.49 in | 9.9 in | 9 |
| March | 44.3°F | 25.9°F | 35.1°F | 1.79 in | 5.3 in | 9 |
| April | 56.0°F | 36.3°F | 46.1°F | 3.71 in | 1.5 in | 12 |
| May | 67.5°F | 47.5°F | 57.5°F | 3.73 in | — | 13 |
| June | 77.9°F | 57.9°F | 67.9°F | 4.84 in | — | 11 |
| July | 82.8°F | 63.3°F | 73.1°F | 3.57 in | — | 10 |
| August | 80.7°F | 61.7°F | 71.2°F | 3.68 in | — | 10 |
| September | 73.8°F | 53.3°F | 63.6°F | 3.02 in | — | 9 |
| October | 60.9°F | 41.6°F | 51.2°F | 2.73 in | — | 11 |
| November | 46.8°F | 30.1°F | 38.5°F | 2.05 in | 2.0 in | 9 |
| December | 35.2°F | 20.6°F | 27.9°F | 1.73 in | 9.8 in | 10 |
Climate twins of Wauwatosa
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).