Peoria December Weather

Averages and records for weather in Peoria, Illinois in the month of December.
Typical Peoria December Weather
1991–2020
Average daily high 38.0 °F
Average daily low 23.1 °F
Average monthly precipitation 2.2 inches
Average monthly snow 6.0 inches
Daily chance of precipitation 31.3%
Daily chance of snow 14.8%
Peoria December Weather Records
1905–2024
Highest temperature 71 °F December 2, 1982
Lowest temperature -24 °F December 28, 1924
Highest daily low 61 °F December 13, 2015
Lowest daily high -11 °F December 24, 1983
Hottest average high temperature 49.1 °F 2021
Coldest average high temperature 21.8 °F 1983
Most daily precipitation 2.5 inches December 24, 1965
Most monthly precipitation 6.3 inches 1949
Most daily snow 8.0 inches December 11, 2000
Most monthly snow 21.7 inches 1977
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
December 1 43.4 27.5 65 9
December 2 43.0 27.2 71 -1
December 3 42.5 26.8 71 -4
December 4 42.1 26.4 69 -1
December 5 41.6 26.1 67 0
December 6 41.2 25.8 66 -5
December 7 40.8 25.5 67 -9
December 8 40.4 25.2 69 -4
December 9 40.1 25.0 67 -10
December 10 39.7 24.6 62 -10
December 11 39.3 24.2 64 -11
December 12 39.0 24.0 68 -10
December 13 38.7 23.7 66 -8
December 14 38.4 23.5 66 -7
December 15 38.1 23.2 69 -14
December 16 37.9 23.1 66 -14
December 17 37.6 22.8 58 -8
December 18 37.3 22.4 62 -12
December 19 37.0 22.2 61 -15
December 20 36.9 22.0 62 -12
December 21 36.7 21.8 60 -18
December 22 36.6 21.6 58 -23
December 23 36.4 21.4 65 -22
December 24 36.3 21.2 62 -18
December 25 36.1 21.1 63 -14
December 26 35.9 20.9 63 -19
December 27 35.8 20.8 64 -18
December 28 35.7 20.7 70 -24
December 29 35.5 20.5 65 -13
December 30 35.3 20.3 64 -12
December 31 35.0 20.0 59 -14
Weather Station Details
Years Station Coordinates
1943–2024 Greater Peoria Airport location
1905–1943 Peoria City Office location