Nokomis weather by month
What a typical year looks like in Nokomis, Illinois: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Pana, 19 km from Nokomis; records cover 1890–2026.
The year at a glance
- Precipitation a year
- 42.3 in1074 mm
- Snow a year
- 15 in37 cm
- Last spring freeze
- Apr 13
- First fall freeze
- Oct 18
- Heating degree days
- 5,288
- Cooling degree days
- 1,173
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 1°−17° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Nokomis in January
Highs average 37°3° and lows 19°−7°, with 2.8 in71 mm of precipitation and 5 in13 cm of snow in a typical January.
- Record high
- 74°23° (1950)
- Record low
- −25°−32° (1912)
- Heating degree days
- 1148
- Cooling degree days
- 0
Nokomis in February
Highs average 42°5° and lows 23°−5°, with 2.2 in55 mm of precipitation and 2.6 in6.6 cm of snow in a typical February.
- Record high
- 76°24° (1930)
- Record low
- −24°−31° (1905)
- Heating degree days
- 922
- Cooling degree days
- 0
Nokomis in March
Highs average 53°12° and lows 31°0°, with 3 in77 mm of precipitation and 2.6 in6.6 cm of snow in a typical March.
- Record high
- 88°31° (1929)
- Record low
- −6°−21° (2015)
- Heating degree days
- 713
- Cooling degree days
- 2
Nokomis in April
Highs average 66°19° and lows 41°5°, with 4.8 in122 mm of precipitation and 0.5 in1.3 cm of snow in a typical April.
- Record high
- 92°33° (2012)
- Record low
- 17°−8° (1920)
- Heating degree days
- 359
- Cooling degree days
- 12
Nokomis in May
Highs average 76°24° and lows 52°11°, with 4.8 in121 mm of precipitation in a typical May.
- Record high
- 101°38° (1991)
- Record low
- 26°−3° (1903)
- Heating degree days
- 124
- Cooling degree days
- 90
Nokomis in June
Highs average 84°29° and lows 62°17°, with 5.1 in129 mm of precipitation in a typical June.
- Record high
- 106°41° (1954)
- Record low
- 35°2° (1903)
- Heating degree days
- 12
- Cooling degree days
- 253
Nokomis in July
Highs average 87°31° and lows 65°18°, with 4 in102 mm of precipitation in a typical July.
- Record high
- 115°46° (1954)
- Record low
- 45°7° (1930)
- Heating degree days
- 1
- Cooling degree days
- 348
Nokomis in August
Highs average 86°30° and lows 63°17°, with 3 in76 mm of precipitation in a typical August.
- Record high
- 108°42° (1918)
- Record low
- 41°5° (1986)
- Heating degree days
- 3
- Cooling degree days
- 298
Nokomis in September
Highs average 81°27° and lows 55°13°, with 3.3 in83 mm of precipitation in a typical September.
- Record high
- 105°41° (1954)
- Record low
- 26°−3° (1899)
- Heating degree days
- 58
- Cooling degree days
- 142
Nokomis in OctoberThis month
Highs average 68°20° and lows 44°7°, with 3.5 in90 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 95°35° (1922)
- Record low
- 17°−8° (1925)
- Heating degree days
- 306
- Cooling degree days
- 26
Nokomis in November
Highs average 53°12° and lows 33°1°, with 3.7 in93 mm of precipitation and 0.9 in2.3 cm of snow in a typical November.
- Record high
- 84°29° (1950)
- Record low
- −3°−19° (1929)
- Heating degree days
- 653
- Cooling degree days
- 2
Nokomis in December
Highs average 42°5° and lows 25°−4°, with 2.3 in57 mm of precipitation and 2.7 in6.9 cm of snow in a typical December.
- Record high
- 74°23° (1948)
- Record low
- −20°−29° (1989)
- Heating degree days
- 989
- Cooling degree days
- 0