Aurora Weather Records

Aurora, Illinois weather averages and records from 1893–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Aurora, Illinois was 111 °F which occurred on July 14, 1936.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Aurora, Illinois was -26 °F which occurred on January 20, 1985.
Lowest Temperatures: All-Time By Year
Aurora Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 31.0 15.0 66 -26 1.8 10.7
February 35.4 18.5 74 -25 1.9 8.1
March 47.7 27.9 84 -15 2.3 3.0
April 60.2 38.2 92 8 4.0 0.6
May 71.5 48.9 104 21 4.8 0.0
June 81.0 59.3 106 32 4.5 0.0
July 84.4 63.5 111 40 4.2 0.0
August 82.5 61.9 105 37 3.9 0.0
September 76.2 54.5 103 24 3.4 0.0
October 63.3 42.4 93 11 3.7 0.0
November 48.3 30.7 81 -11 2.7 1.3
December 36.1 20.8 70 -25 2.2 6.7
Entire year 60.0 40.2 111 -26 39.1 31.4
More Aurora Weather Records
1893–2024
Highest daily low 82 °F July 29, 1941
Lowest daily high -14 °F January 31, 2019
Greatest daily range
(Difference of high and low)
51 °F June 19, 1936
Greatest difference in daily high
over two conscutive days
43 °F Jan 28–29, 1934
Most daily precipitation 16.9 inches July 18, 1996
Most monthly precipitation 21.5 inches July 1996
Most yearly precipitation 57.1 inches 2019
Most yearly days with precipitation 156 2019
Earliest snow in season September 25 1942
Latest snow in season May 10 1945
Most daily snow 17.0 inches February 2, 2011
Most monthly snow 36.4 inches December 1951
Most yearly snow 59.3 inches 2014
Most snow in a winter 69.8 inches 2013–2014
Greatest snow accumulation 31.0 inches December 26, 1951
Earliest freeze September 11 1917
Earliest day ≥ 80 °F March 16 2012
Earliest day ≥ 90 °F April 10 1930
Earliest day ≥ 100 °F May 31 1934
Latest freeze May 25 1925
Latest day ≥ 80 °F November 1 1950
Latest day ≥ 90 °F October 6 1963
Latest day ≥ 100 °F September 15 1939
Most days in a year < 0 °F 42 1963
Most days in a year < 32 °F 166 1952
Most days in a year ≥ 80 °F 119 1939
Most days in a year ≥ 90 °F 54 1897
Most days in a year ≥ 100 °F 15 1936
Most days in a year ≥ 110 °F 1 1936
Aurora Weather Streaks
Most consecutive days...
With precipitation 11 days Jun 4–14, 1955
Without precipitation 40 days Feb 12 – Mar 23, 1969
With snow 6 days Jan 25–30, 2023
High temperature at or
below freezing
43 days Dec 28, 1976 – Feb 8, 1977
High temperature ≥ 80 °F 55 days Jun 7 – Jul 31, 1921
High temperature ≥ 90 °F 20 days Jul 9–28, 1901
High temperature ≥ 100 °F 9 days Jul 6–14, 1936
Plant Hardiness Zone
5B
Aurora is in plant hardiness zone 5B
based on average yearly minimum temperature from 1991–2020
Aurora Weather by Year
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Weather Station Details
Years Station Coordinates
1893–2024 Aurora location