Three Lakes weather by month
What a typical year looks like in Three Lakes, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Eagle River, 14 km from Three Lakes; records cover 1939–2026.
The year at a glance
- Precipitation a year
- 32.1 in816 mm
- Snow a year
- 77 in194 cm
- Last spring freeze
- May 27
- First fall freeze
- Sep 23
- Heating degree days
- 9,291
- Cooling degree days
- 226
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −21°−29° (heating, 99%) and 88°31° (cooling, 1%).
Month by month
Three Lakes in January
Highs average 21°−6° and lows 2°−17°, with 1.3 in32 mm of precipitation and 15 in39 cm of snow in a typical January.
- Record high
- 48°9° (2017)
- Record low
- −34°−37° (2026)
- Heating degree days
- 1652
- Cooling degree days
- 0
Three Lakes in February
Highs average 26°−3° and lows 3°−16°, with 1.1 in27 mm of precipitation and 14 in36 cm of snow in a typical February.
- Record high
- 65°18° (2024)
- Record low
- −36°−38° (1996)
- Heating degree days
- 1414
- Cooling degree days
- 0
Three Lakes in March
Highs average 37°3° and lows 13°−10°, with 1.6 in41 mm of precipitation and 10 in25 cm of snow in a typical March.
- Record high
- 79°26° (2012)
- Record low
- −28°−33° (2014)
- Heating degree days
- 1234
- Cooling degree days
- 0
Three Lakes in April
Highs average 50°10° and lows 26°−3°, with 2.8 in71 mm of precipitation and 8 in20 cm of snow in a typical April.
- Record high
- 82°28° (2009)
- Record low
- −6°−21° (2018)
- Heating degree days
- 803
- Cooling degree days
- 0
Three Lakes in May
Highs average 65°18° and lows 39°4°, with 3.5 in89 mm of precipitation and 0.3 in0.8 cm of snow in a typical May.
- Record high
- 93°34° (2006)
- Record low
- 13°−11° (1945)
- Heating degree days
- 406
- Cooling degree days
- 10
Three Lakes in June
Highs average 75°24° and lows 50°10°, with 4.1 in103 mm of precipitation in a typical June.
- Record high
- 94°34° (2011)
- Record low
- 26°−3° (1945)
- Heating degree days
- 130
- Cooling degree days
- 52
Three Lakes in July
Highs average 78°26° and lows 54°12°, with 4 in102 mm of precipitation in a typical July.
- Record high
- 99°37° (2006)
- Record low
- 36°2° (1947)
- Heating degree days
- 60
- Cooling degree days
- 91
Three Lakes in August
Highs average 75°24° and lows 52°11°, with 3.2 in81 mm of precipitation in a typical August.
- Record high
- 96°36° (1947)
- Record low
- 32°0° (1940)
- Heating degree days
- 96
- Cooling degree days
- 55
Three Lakes in September
Highs average 67°20° and lows 44°7°, with 3.6 in92 mm of precipitation in a typical September.
- Record high
- 92°33° (2023)
- Record low
- 20°−7° (1947)
- Heating degree days
- 292
- Cooling degree days
- 17
Three Lakes in OctoberThis month
Highs average 53°12° and lows 33°0°, with 3.6 in90 mm of precipitation and 2.1 in5.3 cm of snow in a typical October.
- Record high
- 84°29° (2023)
- Record low
- 10°−12° (2020)
- Heating degree days
- 689
- Cooling degree days
- 1
Three Lakes in November
Highs average 38°3° and lows 21°−6°, with 1.9 in49 mm of precipitation and 10 in24 cm of snow in a typical November.
- Record high
- 73°23° (2020)
- Record low
- −11°−24° (2014)
- Heating degree days
- 1060
- Cooling degree days
- 0
Three Lakes in December
Highs average 26°−3° and lows 10°−12°, with 1.6 in40 mm of precipitation and 18 in45 cm of snow in a typical December.
- Record high
- 57°14° (2001)
- Record low
- −24°−31° (2004)
- Heating degree days
- 1455
- Cooling degree days
- 0