Ottawa Weather Records

Ottawa, Kansas weather averages and records from 1895–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Ottawa, Kansas was 118 °F which occurred on July 14, 1954.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Ottawa, Kansas was -28 °F which occurred on February 13, 1905.
Lowest Temperatures: All-Time By Year
Ottawa Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 41.1 20.8 76 -20 1.2 3.4
February 46.2 24.5 84 -28 1.4 2.8
March 57.5 33.9 93 -9 2.3 0.7
April 67.4 44.1 96 11 3.8 0.0
May 76.1 54.5 101 21 5.8 0.0
June 85.1 64.3 108 40 5.2 0.0
July 90.0 68.6 118 47 3.7 0.0
August 89.0 66.1 113 42 4.6 0.0
September 80.9 57.5 111 27 4.1 0.0
October 69.4 45.4 98 16 3.0 0.1
November 55.5 33.9 86 1 2.4 0.6
December 44.3 24.7 75 -22 1.7 3.3
Entire year 67.0 45.0 118 -28 39.1 10.4
More Ottawa Weather Records
1895–2024
Highest daily low 85 °F August 19, 1936
Lowest daily high -9 °F February 11, 1899
Greatest daily range
(Difference of high and low)
63 °F March 13, 1998
Greatest difference in daily high
over two conscutive days
52 °F Feb 22–23, 2022
Most daily precipitation 8.4 inches August 1, 2019
Most monthly precipitation 18.3 inches August 2019
Most yearly precipitation 64.6 inches 2019
Most yearly days with precipitation 137 1951
Earliest snow in season October 17 1898
Latest snow in season April 30 1960
Most daily snow 14.0 inches March 23, 1912
Most monthly snow 32.0 inches March 1912
Most yearly snow 64.2 inches 1960
Most snow in a winter 62.5 inches 1959–1960
Greatest snow accumulation 24.0 inches March 24, 1912
Earliest freeze September 13 1902
Earliest day ≥ 90 °F March 19 1907
Earliest day ≥ 100 °F May 28 1895
Latest freeze May 15 1907
Latest day ≥ 90 °F October 30 1950
Latest day ≥ 100 °F September 29 1953
Most days in a year < 0 °F 16 1979
Most days in a year < 32 °F 136 2013
Most days in a year ≥ 80 °F 164 1956
Most days in a year ≥ 90 °F 98 1953
Most days in a year ≥ 100 °F 57 1936
Most days in a year ≥ 110 °F 12 1936
Ottawa Weather Streaks
Most consecutive days...
With precipitation 11 days May 15–25, 2021
Without precipitation 55 days Nov 22, 1979 – Jan 15, 1980
With snow 5 days Feb 1–5, 1905
High temperature at or
below freezing
23 days Jan 7–29, 1930
High temperature ≥ 80 °F 103 days Jun 7 – Sep 17, 1991
High temperature ≥ 90 °F 51 days Jun 17 – Aug 6, 1954
High temperature ≥ 100 °F 21 days Aug 8–28, 1936
High temperature ≥ 110 °F 5 days Aug 7–11, 1934
Plant Hardiness Zone
6B
Ottawa is in plant hardiness zone 6B
based on average yearly minimum temperature from 1991–2020
Ottawa Weather by Year
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Weather Station Details
Years Station Coordinates
1895–2024 Ottawa location