Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Milwaukee, Wisconsin, United States weather records

Record high and low temperatures for Milwaukee, Wisconsin, United States, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 104°F on 2012-07-05; its coldest fell to -39°F on 1982-01-10.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
55°F2008-01-07
-16°F1994-01-18
35°F2013-01-11
-39°F1982-01-10
February
69°F2024-02-27
-15°F1996-02-02
43°F2017-02-21
-36°F1996-02-03
March
79°F2012-03-21
5°F2019-03-04
60°F1998-03-30
-15°F2014-03-03
April
81°F2003-04-15
27°F1982-04-05
63°F2002-04-16
13°F2018-04-07
May
90°F2018-05-27
39°F1981-05-10
69°F2006-05-29
23°F1989-05-06
June
100°F1988-06-21
54°F2001-06-04
76°F2026-06-30
35°F2003-06-01
July
104°F2012-07-05
63°F2009-07-01
78°F2019-07-19
47°F1984-07-07
August
104°F1988-08-01
62°F1986-08-27
78°F1988-08-03
41°F1986-08-28
September
95°F2023-09-03
49°F1995-09-21
75°F2011-09-02
31°F1984-09-29
October
86°F2025-10-03
34°F1981-10-23
68°F2005-10-04
20°F2019-10-31
November
72°F2020-11-09
16°F2014-11-17
59°F2024-11-04
3°F2019-11-12
December
65°F2001-12-05
-14°F1983-12-23
50°F2001-12-04
-31°F1983-12-19

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
69°F2024-02-27
-16°F1994-01-18
50°F2001-12-04
-39°F1982-01-10
Spring (Mar–May)
90°F2018-05-27
5°F2019-03-04
69°F2006-05-29
-15°F2014-03-03
Summer (Jun–Aug)
104°F2012-07-05
54°F2001-06-04
78°F1988-08-03
35°F2003-06-01
Autumn (Sep–Nov)
95°F2023-09-03
16°F2014-11-17
75°F2011-09-02
3°F2019-11-12

All-time records

The most extreme value Milwaukee has recorded for each metric across its entire history.

High

Highest 104°F 2012-07-05
Lowest -16°F 1994-01-18

Low

Highest 78°F 1988-08-03
Lowest -39°F 1982-01-10

Feels-like

Highest 140°F 2023-08-24
Lowest -81°F 1982-01-10

Humidity

Highest 24.1 g/m³ 2019-07-19
Lowest 0.4 g/m³ 1982-01-10

Wind

Highest 46 mph 2026-03-13
Lowest 3 mph 2005-01-31

Precip

Wettest 3.83 in 2022-09-11
Driest 24-day dry spell 1981-01-07

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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