Morris Weather Records

Morris, Illinois weather averages and records from 1911–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Morris, Illinois was 109 °F which occurred on July 14, 1936.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Morris, Illinois was -26 °F which occurred on December 28, 1924.
Lowest Temperatures: All-Time By Year
Morris Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 31.5 15.7 68 -23 2.1 8.5
February 35.8 19.4 74 -22 1.9 7.2
March 47.7 28.9 85 -19 2.3 3.1
April 60.9 39.5 93 12 3.5 0.5
May 71.9 51.0 103 24 4.6 0.0
June 81.5 61.5 106 34 4.9 0.0
July 84.7 65.1 109 41 4.7 0.0
August 82.8 62.9 107 34 4.2 0.0
September 78.1 55.3 103 26 3.5 0.0
October 64.4 42.9 95 12 3.1 0.0
November 49.4 31.6 82 -9 2.1 1.0
December 37.1 21.7 72 -26 2.1 5.1
Entire year 60.7 41.5 109 -26 39.0 25.9
More Morris Weather Records
1911–2024
Highest daily low 81 °F July 27, 1936
Lowest daily high -10 °F January 16, 2009
Greatest daily range
(Difference of high and low)
59 °F January 19, 1996
Greatest difference in daily high
over two conscutive days
48 °F Jan 19–20, 1996
Most daily precipitation 6.5 inches September 28, 2019
Most monthly precipitation 15.9 inches June 2015
Most yearly precipitation 59.1 inches 2019
Most yearly days with precipitation 152 2019
Earliest snow in season September 25 1942
Latest snow in season April 23 1967
Most daily snow 12.0 inches February 7, 1933
Most monthly snow 26.0 inches April 1926
Most yearly snow 70.5 inches 1926
Most snow in a winter 75.5 inches 1925–1926
Greatest snow accumulation 16.0 inches February 3, 2011
Earliest freeze September 16 1916
Earliest day ≥ 80 °F March 15 2012
Earliest day ≥ 90 °F April 10 1930
Earliest day ≥ 100 °F May 28 2018
Latest freeze May 27 1961
Latest day ≥ 80 °F November 1 1950
Latest day ≥ 90 °F October 8 2007
Latest day ≥ 100 °F September 15 1939
Most days in a year < 0 °F 39 1963
Most days in a year < 32 °F 152 1969
Most days in a year ≥ 80 °F 125 1959
Most days in a year ≥ 90 °F 64 1936
Most days in a year ≥ 100 °F 16 1936
Morris Weather Streaks
Most consecutive days...
With precipitation 12 days Jun 8–19, 2015
Without precipitation 41 days Feb 7 – Mar 19, 1969
With snow 5 days Jan 7–11, 2009
High temperature at or
below freezing
26 days Jan 11 – Feb 5, 1966
High temperature ≥ 80 °F 64 days Jun 8 – Aug 10, 1934
High temperature ≥ 90 °F 32 days Jul 11 – Aug 11, 1916
High temperature ≥ 100 °F 8 days Jul 10–17, 1936
Plant Hardiness Zone
5B
Morris is in plant hardiness zone 5B
based on average yearly minimum temperature from 1991–2020
Morris Weather by Year
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Weather Station Details
Years Station Coordinates
1911–2024 Morris 1 Nw location