Rantoul Weather Records

Rantoul, Illinois weather averages and records from 1893–2023 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Rantoul, Illinois was 109 °F which occurred on July 14, 1954.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Rantoul, Illinois was -27 °F which occurred on January 20, 1985.
Lowest Temperatures: All-Time By Year
Rantoul Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 34.1 16.3 70 -27 2.2 3.8
February 39.3 19.4 72 -24 1.9 2.3
March 50.9 28.9 87 -13 2.5 2.0
April 63.7 39.4 91 10 3.9 0.3
May 74.8 51.3 99 26 4.3 0.0
June 84.2 61.2 105 36 4.7 0.0
July 86.8 64.0 109 42 4.4 0.0
August 85.2 61.5 102 38 3.8 0.0
September 80.0 53.7 103 24 3.3 0.0
October 66.8 41.8 93 19 3.2 0.0
November 51.7 30.9 82 -5 3.1 0.2
December 39.3 21.8 75 -22 2.1 2.0
Entire year 63.3 41.2 109 -27 39.4 10.5
More Rantoul Weather Records
1893–2023
Highest daily low 82 °F June 30, 1991
Lowest daily high -10 °F January 19, 1994
Greatest daily range
(Difference of high and low)
60 °F November 12, 1911
Greatest difference in daily high
over two conscutive days
44 °F Nov 12–13, 1911
Most daily precipitation 6.1 inches August 6, 1977
Most monthly precipitation 13.5 inches June 1902
Most yearly precipitation 55.4 inches 1993
Most yearly days with precipitation 143 1993
Earliest snow in season October 31 2019
Latest snow in season April 26 1910
Most daily snow 16.0 inches February 1, 1982
Most monthly snow 24.0 inches February 1982
Most yearly snow 54.5 inches 1982
Most snow in a winter 58.0 inches 1981–1982
Greatest snow accumulation 22.0 inches February 12, 1982
Earliest freeze September 25 2001
Earliest day ≥ 80 °F March 8 2000
Earliest day ≥ 90 °F April 26 1986
Earliest day ≥ 100 °F June 6 1994
Latest freeze May 21 2002
Latest day ≥ 80 °F November 5 2016
Latest day ≥ 90 °F October 15 1897
Latest day ≥ 100 °F September 12 1897
Most days in a year < 0 °F 27 1963
Most days in a year < 32 °F 145 2002
Most days in a year ≥ 80 °F 142 2007
Most days in a year ≥ 90 °F 61 2007
Most days in a year ≥ 100 °F 11 2012
Rantoul Weather Streaks
Most consecutive days...
With precipitation 13 days Jul 1–13, 1905
Without precipitation 37 days Dec 21, 1985 – Jan 26, 1986
With snow 5 days Jan 18–22, 1956
High temperature at or
below freezing
36 days Dec 30, 1976 – Feb 3, 1977
High temperature ≥ 80 °F 76 days Jun 14 – Aug 28, 2006
High temperature ≥ 90 °F 21 days Jul 10–30, 1901
High temperature ≥ 100 °F 5 days Jul 4–8, 2012
Plant Hardiness Zone
6A
Rantoul is in plant hardiness zone 6A
based on average yearly minimum temperature from 1991–2020
Rantoul Weather by Year
More Rantoul Weather
Compare Rantoul to
Weather Station Details
Years Station Coordinates
1893–2023 Rantoul location