Monroe Weather Records

Monroe, Louisiana weather averages and records from 1892–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Monroe, Louisiana was 109 °F which occurred on July 26, 1918.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Monroe, Louisiana was -2 °F which occurred on February 2, 1951.
Lowest Temperatures: All-Time By Year
Monroe Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 57.2 37.1 86 -1 5.1
February 61.3 40.6 89 -2 4.6
March 69.3 47.6 95 18 5.2
April 76.9 54.7 97 31 5.8
May 84.5 63.6 104 39 4.4
June 90.7 70.5 108 51 4.4
July 93.3 72.9 109 55 3.9
August 93.7 72.0 108 51 3.6
September 88.9 65.9 107 35 3.5
October 79.0 54.2 101 29 4.9
November 67.4 44.3 90 19 4.2
December 59.2 39.0 89 5 5.2
Entire year 76.9 55.3 109 -2 55.1
More Monroe Weather Records
1892–2024
Highest daily low 84 °F August 4, 2010
Lowest daily high 16 °F January 10, 1962
Greatest daily range
(Difference of high and low)
54 °F February 6, 1963
Greatest difference in daily high
over two conscutive days
43 °F Jan 30–31, 1996
Most daily precipitation 10.9 inches March 9, 2016
Most monthly precipitation 24.4 inches March 2016
Most yearly precipitation 79.6 inches 1920
Most yearly days with precipitation 140 1957
Earliest freeze October 19 1948
Earliest day ≥ 90 °F March 8 1911
Earliest day ≥ 100 °F May 31 1998
Latest freeze April 1 1926
Latest day ≥ 90 °F November 2 1971
Latest day ≥ 100 °F October 2 1904
Most days in a year < 0 °F 1 1962
Most days in a year < 32 °F 68 1963
Most days in a year ≥ 80 °F 217 1911
Most days in a year ≥ 90 °F 134 2010
Most days in a year ≥ 100 °F 49 2011
Monroe Weather Streaks
Most consecutive days...
With precipitation 13 days Aug 7–19, 1914
Without precipitation 71 days Sep 23 – Dec 2, 1924
High temperature at or
below freezing
5 days Feb 14–18, 2021
High temperature ≥ 80 °F 158 days May 4 – Oct 8, 1911
High temperature ≥ 90 °F 72 days Jun 23 – Sep 2, 2011
High temperature ≥ 100 °F 14 days Jul 31 – Aug 13, 2011
Plant Hardiness Zone
8B
Monroe is in plant hardiness zone 8B
based on average yearly minimum temperature from 1991–2020
Monroe Weather by Year
More Monroe Weather
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Weather Station Details
Years Station Coordinates
1930–2024 Monroe Regional Airport location
1892–1929 Monroe 2 location