De Soto weather by month
What a typical year looks like in De Soto, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Waukon 3nne, 24 km from De Soto; records cover 1934–2026.
The year at a glance
- Precipitation a year
- 39.2 in995 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 21
- First fall freeze
- Oct 7
- Heating degree days
- 7,657
- Cooling degree days
- 570
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −13°−25° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
De Soto in January
Highs average 24°−4° and lows 8°−13°, with 1.2 in31 mm of precipitation in a typical January.
- Record high
- 59°15° (2025)
- Record low
- −31°−35° (1936)
- Heating degree days
- 1512
- Cooling degree days
- 0
De Soto in February
Highs average 29°−2° and lows 12°−11°, with 1.3 in32 mm of precipitation in a typical February.
- Record high
- 68°20° (2024)
- Record low
- −34°−37° (1996)
- Heating degree days
- 1246
- Cooling degree days
- 0
De Soto in March
Highs average 42°5° and lows 23°−5°, with 2 in52 mm of precipitation in a typical March.
- Record high
- 82°28° (1986)
- Record low
- −21°−29° (1962)
- Heating degree days
- 1018
- Cooling degree days
- 0
De Soto in April
Highs average 56°13° and lows 34°1°, with 4.1 in103 mm of precipitation in a typical April.
- Record high
- 91°33° (1980)
- Record low
- 5°−15° (1936)
- Heating degree days
- 601
- Cooling degree days
- 1
De Soto in May
Highs average 68°20° and lows 46°8°, with 4.7 in118 mm of precipitation in a typical May.
- Record high
- 92°33° (2006)
- Record low
- 24°−4° (1967)
- Heating degree days
- 286
- Cooling degree days
- 25
De Soto in June
Highs average 77°25° and lows 58°14°, with 5.9 in150 mm of precipitation in a typical June.
- Record high
- 96°36° (1988)
- Record low
- 32°0° (1945)
- Heating degree days
- 51
- Cooling degree days
- 126
De Soto in July
Highs average 81°27° and lows 62°16°, with 4.7 in120 mm of precipitation in a typical July.
- Record high
- 106°41° (1936)
- Record low
- 40°4° (2004)
- Heating degree days
- 11
- Cooling degree days
- 211
De Soto in August
Highs average 79°26° and lows 59°15°, with 4.7 in119 mm of precipitation in a typical August.
- Record high
- 100°38° (1936)
- Record low
- 38°3° (1946)
- Heating degree days
- 23
- Cooling degree days
- 152
De Soto in September
Highs average 72°22° and lows 51°10°, with 3.9 in100 mm of precipitation in a typical September.
- Record high
- 99°37° (1939)
- Record low
- 25°−4° (1942)
- Heating degree days
- 155
- Cooling degree days
- 48
De Soto in OctoberThis month
Highs average 59°15° and lows 39°4°, with 2.9 in72 mm of precipitation in a typical October.
- Record high
- 91°33° (1997)
- Record low
- 15°−9° (1988)
- Heating degree days
- 512
- Cooling degree days
- 7
De Soto in November
Highs average 43°6° and lows 27°−3°, with 2.3 in58 mm of precipitation in a typical November.
- Record high
- 75°24° (1949)
- Record low
- −13°−25° (1976)
- Heating degree days
- 915
- Cooling degree days
- 0
De Soto in December
Highs average 29°−1° and lows 15°−9°, with 1.6 in40 mm of precipitation in a typical December.
- Record high
- 63°17° (1970)
- Record low
- −27°−33° (1983)
- Heating degree days
- 1327
- Cooling degree days
- 0