Sciota weather by month
What a typical year looks like in Sciota, Illinois: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at La Harpe, 20 km from Sciota; records cover 1895–2026.
The year at a glance
- Precipitation a year
- 39.1 in993 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 21
- First fall freeze
- Oct 15
- Heating degree days
- 6,103
- Cooling degree days
- 955
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −6°−21° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Sciota in January
Highs average 32°0° and lows 15°−9°, with 1.6 in41 mm of precipitation in a typical January.
- Record high
- 70°21° (1907)
- Record low
- −23°−31° (1930)
- Heating degree days
- 1291
- Cooling degree days
- 0
Sciota in February
Highs average 37°3° and lows 19°−7°, with 1.8 in46 mm of precipitation in a typical February.
- Record high
- 77°25° (2024)
- Record low
- −30°−34° (1905)
- Heating degree days
- 1042
- Cooling degree days
- 0
Sciota in March
Highs average 49°10° and lows 29°−1°, with 2.4 in61 mm of precipitation in a typical March.
- Record high
- 88°31° (1910)
- Record low
- −13°−25° (1960)
- Heating degree days
- 798
- Cooling degree days
- 2
Sciota in April
Highs average 62°17° and lows 40°4°, with 3.9 in100 mm of precipitation in a typical April.
- Record high
- 94°34° (1930)
- Record low
- 5°−15° (2018)
- Heating degree days
- 433
- Cooling degree days
- 8
Sciota in May
Highs average 72°22° and lows 52°11°, with 5.2 in133 mm of precipitation in a typical May.
- Record high
- 105°41° (1934)
- Record low
- 26°−3° (1906)
- Heating degree days
- 161
- Cooling degree days
- 68
Sciota in June
Highs average 81°27° and lows 61°16°, with 4.9 in125 mm of precipitation in a typical June.
- Record high
- 108°42° (1934)
- Record low
- 37°3° (1903)
- Heating degree days
- 21
- Cooling degree days
- 207
Sciota in July
Highs average 85°29° and lows 65°18°, with 4.2 in107 mm of precipitation in a typical July.
- Record high
- 110°43° (1936)
- Record low
- 42°6° (1975)
- Heating degree days
- 2
- Cooling degree days
- 301
Sciota in August
Highs average 83°28° and lows 63°17°, with 3.4 in87 mm of precipitation in a typical August.
- Record high
- 113°45° (1934)
- Record low
- 36°2° (1915)
- Heating degree days
- 6
- Cooling degree days
- 248
Sciota in September
Highs average 77°25° and lows 54°12°, with 3.8 in97 mm of precipitation in a typical September.
- Record high
- 103°39° (1913)
- Record low
- 23°−5° (1899)
- Heating degree days
- 96
- Cooling degree days
- 106
Sciota in OctoberThis month
Highs average 64°18° and lows 42°6°, with 3.1 in79 mm of precipitation in a typical October.
- Record high
- 96°36° (2006)
- Record low
- 1°−17° (1925)
- Heating degree days
- 381
- Cooling degree days
- 15
Sciota in November
Highs average 49°10° and lows 31°−1°, with 2.5 in65 mm of precipitation in a typical November.
- Record high
- 83°28° (1950)
- Record low
- −3°−19° (1929)
- Heating degree days
- 753
- Cooling degree days
- 0
Sciota in December
Highs average 37°3° and lows 21°−6°, with 2.1 in52 mm of precipitation in a typical December.
- Record high
- 73°23° (2012)
- Record low
- −26°−32° (1924)
- Heating degree days
- 1119
- Cooling degree days
- 0