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Racine weather by month

What a typical year looks like in Racine, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at RACINE WWTP, 3 km from Racine; records cover 1896–2026.

Today’s Racine forecast

The year at a glance

January: typical high 29.6°F, low 14.5°F, precipitation 1.98 in. February: typical high 32.4°F, low 17.9°F, precipitation 1.92 in. March: typical high 40.8°F, low 26.9°F, precipitation 2.42 in. April: typical high 50.7°F, low 36.4°F, precipitation 3.94 in. May: typical high 61.3°F, low 45.6°F, precipitation 4.32 in. June: typical high 71.9°F, low 56.3°F, precipitation 4.35 in. July: typical high 78.5°F, low 63.5°F, precipitation 3.27 in. August: typical high 77.3°F, low 63.4°F, precipitation 3.75 in. September: typical high 70.5°F, low 55.7°F, precipitation 3.34 in. October: typical high 58.8°F, low 43.1°F, precipitation 3.07 in. November: typical high 46°F, low 31.7°F, precipitation 2.53 in. December: typical high 34.8°F, low 21°F, precipitation 2.09 in.−40°−40°−20°−29°0°−18°20°−7°40°4°60°16°80°27°100°38°120°49°30°−1°15°−10°Jan32°0°18°−8°Feb41°5°27°−3°Mar51°10°36°2°Apr61°16°46°8°May72°22°56°13°Jun79°26°64°18°Jul77°25°63°17°Aug71°21°56°13°Sep59°15°43°6°Oct46°8°32°0°Nov35°2°21°−6°DecPrecipitation
Bars: typical low to high (official normals, 1991–2020) Record high Record low
Precipitation a year
37 in939 mm
Snow a year
41 in104 cm
Last spring freeze
Apr 13
First fall freeze
Oct 22
Heating degree days
7,039
Cooling degree days
523

Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −4°−20° (heating, 99%) and 91°33° (cooling, 1%).

Month by month

Racine in January

Highs average 30°−1° and lows 15°−10°, with 2 in50 mm of precipitation and 13 in34 cm of snow in a typical January.

Record high
64°18° (1944)
Record low
−31°−35° (1982)
Heating degree days
1331
Cooling degree days
0

Racine in February

Highs average 32°0° and lows 18°−8°, with 1.9 in49 mm of precipitation and 11 in28 cm of snow in a typical February.

Record high
67°19° (1976)
Record low
−24°−31° (1996)
Heating degree days
1116
Cooling degree days
0

Racine in March

Highs average 41°5° and lows 27°−3°, with 2.4 in61 mm of precipitation and 6 in14 cm of snow in a typical March.

Record high
83°28° (1986)
Record low
−12°−24° (1962)
Heating degree days
966
Cooling degree days
0

Racine in April

Highs average 51°10° and lows 36°2°, with 3.9 in100 mm of precipitation and 1 in2.5 cm of snow in a typical April.

Record high
92°33° (1930)
Record low
10°−12° (1899)
Heating degree days
644
Cooling degree days
0

Racine in May

Highs average 61°16° and lows 46°8°, with 4.3 in110 mm of precipitation in a typical May.

Record high
96°36° (1911)
Record low
25°−4° (1966)
Heating degree days
366
Cooling degree days
8

Racine in June

Highs average 72°22° and lows 56°13°, with 4.4 in110 mm of precipitation in a typical June.

Record high
106°41° (1934)
Record low
33°1° (1945)
Heating degree days
103
Cooling degree days
76

Racine in July

Highs average 79°26° and lows 64°18°, with 3.3 in83 mm of precipitation in a typical July.

Record high
107°42° (1901)
Record low
42°6° (1972)
Heating degree days
12
Cooling degree days
198

Racine in August

Highs average 77°25° and lows 63°17°, with 3.8 in95 mm of precipitation in a typical August.

Record high
104°40° (1918)
Record low
40°4° (1977)
Heating degree days
12
Cooling degree days
178

Racine in September

Highs average 71°21° and lows 56°13°, with 3.3 in85 mm of precipitation in a typical September.

Record high
102°39° (1939)
Record low
28°−2° (1899)
Heating degree days
117
Cooling degree days
60

Racine in OctoberThis month

Highs average 59°15° and lows 43°6°, with 3.1 in78 mm of precipitation in a typical October.

Record high
91°33° (1963)
Record low
14°−10° (1925)
Heating degree days
438
Cooling degree days
3

Racine in November

Highs average 46°8° and lows 32°0°, with 2.5 in64 mm of precipitation and 1.9 in4.8 cm of snow in a typical November.

Record high
79°26° (1944)
Record low
−5°−21° (1950)
Heating degree days
784
Cooling degree days
0

Racine in December

Highs average 35°2° and lows 21°−6°, with 2.1 in53 mm of precipitation and 8 in21 cm of snow in a typical December.

Record high
66°19° (2001)
Record low
−23°−31° (1983)
Heating degree days
1150
Cooling degree days
0