Waseca weather by month
What a typical year looks like in Waseca, Minnesota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Waseca Southern Research And Outreach Center, 2 km from Waseca; records cover 1914–2026.
The year at a glance
- Precipitation a year
- 37.9 in963 mm
- Snow a year
- 52 in133 cm
- Last spring freeze
- Apr 30
- First fall freeze
- Sep 29
- Heating degree days
- 8,009
- Cooling degree days
- 625
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −18°−28° (heating, 99%) and 92°33° (cooling, 1%).
Month by month
Waseca in January
Highs average 22°−6° and lows 5°−15°, with 1.3 in32 mm of precipitation and 11 in27 cm of snow in a typical January.
- Record high
- 62°17° (1944)
- Record low
- −37°−38° (1924)
- Heating degree days
- 1604
- Cooling degree days
- 0
Waseca in February
Highs average 26°−3° and lows 9°−13°, with 1.2 in30 mm of precipitation and 11 in27 cm of snow in a typical February.
- Record high
- 69°21° (2024)
- Record low
- −35°−37° (1996)
- Heating degree days
- 1328
- Cooling degree days
- 0
Waseca in March
Highs average 39°4° and lows 22°−5°, with 2.3 in57 mm of precipitation and 9 in23 cm of snow in a typical March.
- Record high
- 86°30° (2025)
- Record low
- −29°−34° (2019)
- Heating degree days
- 1064
- Cooling degree days
- 0
Waseca in April
Highs average 55°13° and lows 35°2°, with 3.3 in84 mm of precipitation and 3 in8 cm of snow in a typical April.
- Record high
- 92°33° (1980)
- Record low
- −3°−19° (1924)
- Heating degree days
- 602
- Cooling degree days
- 3
Waseca in May
Highs average 68°20° and lows 48°9°, with 4.5 in114 mm of precipitation and 0.4 in1 cm of snow in a typical May.
- Record high
- 106°41° (1934)
- Record low
- 19°−7° (1967)
- Heating degree days
- 259
- Cooling degree days
- 41
Waseca in June
Highs average 78°26° and lows 59°15°, with 5.4 in137 mm of precipitation in a typical June.
- Record high
- 105°41° (1934)
- Record low
- 31°−1° (1916)
- Heating degree days
- 46
- Cooling degree days
- 150
Waseca in July
Highs average 81°27° and lows 61°16°, with 4.9 in125 mm of precipitation in a typical July.
- Record high
- 106°41° (1936)
- Record low
- 39°4° (1917)
- Heating degree days
- 12
- Cooling degree days
- 209
Waseca in August
Highs average 79°26° and lows 59°15°, with 4.8 in122 mm of precipitation in a typical August.
- Record high
- 103°39° (1988)
- Record low
- 34°1° (1934)
- Heating degree days
- 26
- Cooling degree days
- 151
Waseca in September
Highs average 73°23° and lows 50°10°, with 4.1 in105 mm of precipitation in a typical September.
- Record high
- 100°38° (1922)
- Record low
- 20°−7° (1939)
- Heating degree days
- 164
- Cooling degree days
- 64
Waseca in OctoberThis month
Highs average 59°15° and lows 37°3°, with 2.8 in70 mm of precipitation and 0.7 in1.8 cm of snow in a typical October.
- Record high
- 93°34° (1997)
- Record low
- −1°−18° (1925)
- Heating degree days
- 540
- Cooling degree days
- 7
Waseca in November
Highs average 41°5° and lows 24°−4°, with 1.9 in48 mm of precipitation and 6 in15 cm of snow in a typical November.
- Record high
- 80°27° (2006)
- Record low
- −21°−29° (1977)
- Heating degree days
- 963
- Cooling degree days
- 0
Waseca in December
Highs average 28°−2° and lows 12°−11°, with 1.5 in38 mm of precipitation and 12 in30 cm of snow in a typical December.
- Record high
- 68°20° (1998)
- Record low
- −35°−37° (1983)
- Heating degree days
- 1401
- Cooling degree days
- 0