Milwaukee, Wisconsin, United States climate
Average temperatures, precipitation and all-time records for Milwaukee, Wisconsin, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 80°F, and its coldest is January, with an average low of 18°F.
Milwaukee is the most populous city in the U.S. state of Wisconsin. Located on the western shore of Lake Michigan, it had a population of 577,222 at the 2020 census, making it the 31st-most populous city in the United States and the fifth-most populous city in the Midwest. via Wikipedia
Milwaukee average temperatures by month
Typical daily high and low, and average precipitation, for each month in Milwaukee, Wisconsin, United States, based on 1980–2026 records. The wettest month is January (0.10 in on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 29°F | 18°F | 0.10 in |
| February | 32°F | 20°F | 0.10 in |
| March | 41°F | 28°F | 0.10 in |
| April | 52°F | 38°F | 0.10 in |
| May | 62°F | 49°F | 0.10 in |
| June | 74°F | 61°F | 0.10 in |
| July | 80°F | 68°F | 0.10 in |
| August | 78°F | 66°F | 0.10 in |
| September | 72°F | 59°F | 0.10 in |
| October | 59°F | 47°F | 0.10 in |
| November | 46°F | 35°F | 0.10 in |
| December | 34°F | 24°F | 0.10 in |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 99°F on 1995-07-14
- Coldest day on record: -23°F on 1996-02-03
Percentiles compare each day to Milwaukee, Wisconsin, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →