Mountain Grove Weather Records

Mountain Grove, Missouri weather averages and records from 1901–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Mountain Grove, Missouri was 110 °F which occurred on August 9, 1934.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Mountain Grove, Missouri was -21 °F which occurred on February 13, 1905.
Lowest Temperatures: All-Time By Year
Mountain Grove Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 41.4 22.4 78 -20 2.8 3.6
February 46.6 25.9 84 -21 2.8 2.3
March 55.8 34.2 89 -7 4.2 1.6
April 66.2 44.0 91 15 4.8 0.0
May 74.3 53.4 97 28 5.3 0.0
June 82.4 62.4 105 40 3.9 0.0
July 87.1 66.5 109 45 4.6 0.0
August 86.3 65.1 110 39 3.6 0.0
September 79.3 57.1 104 27 4.0 0.0
October 68.1 46.0 95 18 3.2 0.0
November 55.0 35.3 90 2 3.9 0.2
December 44.6 26.5 77 -19 2.8 2.0
Entire year 65.7 45.0 110 -21 46.5 10.1
More Mountain Grove Weather Records
1901–2024
Highest daily low 83 °F July 24, 1934
Lowest daily high -5 °F December 25, 1983
Greatest daily range
(Difference of high and low)
66 °F January 25, 1943
Greatest difference in daily high
over two conscutive days
49 °F Dec 30–31, 1990
Most daily precipitation 7.3 inches December 3, 1982
Most monthly precipitation 16.6 inches July 1958
Most yearly precipitation 72.9 inches 1927
Most yearly days with precipitation 140 1973
Earliest snow in season October 21 1911
Latest snow in season May 3 1929
Most daily snow 19.0 inches February 8, 1980
Most monthly snow 23.8 inches February 1980
Most yearly snow 45.0 inches 1980
Most snow in a winter 45.0 inches 1911–1912
Greatest snow accumulation 24.0 inches February 13, 1980
Earliest freeze September 22 1982
Earliest day ≥ 90 °F April 1 1946
Earliest day ≥ 100 °F June 12 1953
Latest freeze May 25 1925
Latest day ≥ 90 °F November 1 1937
Latest day ≥ 100 °F September 29 1953
Most days in a year < 0 °F 10 1983
Most days in a year < 32 °F 127 1989
Most days in a year ≥ 80 °F 155 1963
Most days in a year ≥ 90 °F 89 1953
Most days in a year ≥ 100 °F 33 1936
Most days in a year ≥ 110 °F 1 1934
Mountain Grove Weather Streaks
Most consecutive days...
With precipitation 11 days Jul 23 – Aug 2, 1998
Without precipitation 38 days Dec 10, 1955 – Jan 16, 1956
With snow 4 days Feb 15–18, 2021
High temperature at or
below freezing
21 days Jan 30 – Feb 19, 1905
High temperature ≥ 80 °F 108 days Jun 6 – Sep 21, 1954
High temperature ≥ 90 °F 57 days Jun 20 – Aug 15, 1934
High temperature ≥ 100 °F 11 days Jul 10–20, 1980
Plant Hardiness Zone
6B
Mountain Grove is in plant hardiness zone 6B
based on average yearly minimum temperature from 1991–2020
Mountain Grove Weather by Year
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Weather Station Details
Years Station Coordinates
1901–2024 Mtn Grove 2 N location