Olathe Weather Records

Olathe, Kansas 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 Olathe, Kansas was 114 °F which occurred on July 13, 1954.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Olathe, Kansas was -29 °F which occurred on February 12, 1899.
Lowest Temperatures: All-Time By Year
Olathe Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 40.0 20.5 74 -26 1.0
February 44.1 23.7 81 -29 1.6
March 55.9 34.1 92 -7 2.4
April 66.5 44.0 96 8 3.7
May 75.7 54.9 101 22 5.1
June 85.2 64.5 107 39 5.4
July 89.6 68.6 114 45 3.9
August 88.4 66.7 111 41 4.4
September 80.4 58.2 107 29 3.8
October 67.3 45.5 98 15 3.5
November 55.2 34.1 85 -2 1.6
December 43.0 23.8 76 -12 1.5
Entire year 66.1 45.0 114 -29 37.7
More Olathe Weather Records
1893–2024
Highest daily low 94 °F July 30, 1916
Lowest daily high -6 °F January 12, 1912
Greatest daily range
(Difference of high and low)
62 °F November 11, 1911
Greatest difference in daily high
over two conscutive days
53 °F Jan 24–25, 1950
Most daily precipitation 7.0 inches September 7, 1914
Most monthly precipitation 16.9 inches July 1958
Most yearly precipitation 58.1 inches 1951
Most yearly days with precipitation 125 2009
Earliest freeze September 27 1942
Earliest day ≥ 90 °F March 21 1907
Earliest day ≥ 100 °F May 30 1934
Latest freeze May 15 1907
Latest day ≥ 90 °F October 29 1937
Latest day ≥ 100 °F September 28 1953
Most days in a year < 0 °F 20 1936
Most days in a year < 32 °F 132 1912
Most days in a year ≥ 80 °F 154 1963
Most days in a year ≥ 90 °F 89 1911
Most days in a year ≥ 100 °F 51 1936
Most days in a year ≥ 110 °F 5 1913
Olathe Weather Streaks
Most consecutive days...
With precipitation 10 days May 15–24, 2021
Without precipitation 44 days Jul 31 – Sep 12, 2010
High temperature at or
below freezing
23 days Jan 24 – Feb 15, 1895
High temperature ≥ 80 °F 94 days Jun 7 – Sep 8, 1901
High temperature ≥ 90 °F 46 days Jul 25 – Sep 8, 1913
High temperature ≥ 100 °F 20 days Jul 6–25, 1901
High temperature ≥ 110 °F 3 days Jul 12–14, 1954
Plant Hardiness Zone
6B
Olathe is in plant hardiness zone 6B
based on average yearly minimum temperature from 1991–2020
Olathe Weather by Year
More Olathe Weather
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Weather Station Details
Years Station Coordinates
1948–2024 Olathe Johnson County Airport location
1893–1947 Olathe 3E location