Winona weather by month
What a typical year looks like in Winona, Kansas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Russell Springs 3n, 13 km from Winona; records cover 1910–2026.
The year at a glance
- Precipitation a year
- 18.2 in462 mm
- Snow a year
- 22 in57 cm
- Last spring freeze
- May 1
- First fall freeze
- Oct 11
- Heating degree days
- 5,674
- Cooling degree days
- 1,188
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −2°−19° (heating, 99%) and 104°40° (cooling, 1%).
Month by month
Winona in January
Highs average 44°6° and lows 16°−9°, with 0.31 in7.9 mm of precipitation and 4 in9 cm of snow in a typical January.
- Record high
- 81°27° (1989)
- Record low
- −28°−33° (1918)
- Heating degree days
- 1093
- Cooling degree days
- 0
Winona in February
Highs average 47°8° and lows 18°−8°, with 0.54 in14 mm of precipitation and 6 in14 cm of snow in a typical February.
- Record high
- 86°30° (2016)
- Record low
- −25°−32° (2021)
- Heating degree days
- 913
- Cooling degree days
- 0
Winona in March
Highs average 57°14° and lows 26°−3°, with 0.86 in22 mm of precipitation and 2.7 in6.9 cm of snow in a typical March.
- Record high
- 97°36° (2026)
- Record low
- −19°−28° (1960)
- Heating degree days
- 729
- Cooling degree days
- 1
Winona in April
Highs average 66°19° and lows 35°2°, with 1.8 in46 mm of precipitation and 1.6 in4.1 cm of snow in a typical April.
- Record high
- 101°38° (1989)
- Record low
- 6°−14° (1997)
- Heating degree days
- 442
- Cooling degree days
- 4
Winona in May
Highs average 75°24° and lows 46°8°, with 2.7 in68 mm of precipitation and 0.6 in1.5 cm of snow in a typical May.
- Record high
- 103°39° (2006)
- Record low
- 21°−6° (1966)
- Heating degree days
- 190
- Cooling degree days
- 56
Winona in June
Highs average 87°31° and lows 57°14°, with 2.3 in59 mm of precipitation in a typical June.
- Record high
- 114°46° (2012)
- Record low
- 30°−1° (1998)
- Heating degree days
- 25
- Cooling degree days
- 241
Winona in July
Highs average 93°34° and lows 63°17°, with 3 in76 mm of precipitation in a typical July.
- Record high
- 116°47° (2026)
- Record low
- 41°5° (1975)
- Heating degree days
- 2
- Cooling degree days
- 405
Winona in August
Highs average 90°32° and lows 61°16°, with 2.6 in65 mm of precipitation in a typical August.
- Record high
- 110°43° (1994)
- Record low
- 36°2° (1910)
- Heating degree days
- 4
- Cooling degree days
- 328
Winona in September
Highs average 82°28° and lows 52°11°, with 1.6 in40 mm of precipitation in a typical September.
- Record high
- 105°41° (1956)
- Record low
- 21°−6° (1984)
- Heating degree days
- 80
- Cooling degree days
- 139
Winona in OctoberThis month
Highs average 69°21° and lows 38°3°, with 1.4 in35 mm of precipitation and 0.9 in2.3 cm of snow in a typical October.
- Record high
- 98°37° (2024)
- Record low
- 3°−16° (1917)
- Heating degree days
- 378
- Cooling degree days
- 14
Winona in November
Highs average 55°13° and lows 25°−4°, with 0.6 in15 mm of precipitation and 2.4 in6.1 cm of snow in a typical November.
- Record high
- 88°31° (2016)
- Record low
- −7°−22° (1976)
- Heating degree days
- 752
- Cooling degree days
- 0
Winona in December
Highs average 44°7° and lows 17°−8°, with 0.54 in14 mm of precipitation and 5 in12 cm of snow in a typical December.
- Record high
- 81°27° (1955)
- Record low
- −27°−33° (1989)
- Heating degree days
- 1066
- Cooling degree days
- 0