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Flandreau Weather Records

Flandreau, South Dakota weather data and records from 1893–2022 based on data compiled by the NOAA.
All data displayed in U.S. customary units.
All data displayed in metric units.
All-Time Recorded High
The highest temperature ever recorded in Flandreau, South Dakota was 111.9 °F44.4 °C which occurred on July 24, 1940.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Flandreau, South Dakota was -40.0 °F-40.0 °C which occurred on January 1, 1974.
Lowest Temperatures: All-Time By Year
Flandreau Weather by Month
Averages based on the years 1991–2020
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
☀️ Average high (°F°C) 22.7-5.2 27.4-2.5 39.54.2 54.212.3 66.919.4 76.724.8 81.327.4 79.026.1 72.222.3 58.014.4 41.25.1 27.3-2.6 53.812.1
🌙 Average low (°F°C) 3.3-15.9 7.1-13.8 19.3-7.0 31.6-0.2 44.87.1 56.113.4 60.115.6 57.113.9 47.98.8 34.21.2 21.1-6.1 9.4-12.5 32.80.5
☀️ Record high (°F°C) 64.017.8 70.021.1 87.130.6 93.934.4 106.041.1 105.140.6 111.944.4 108.042.2 104.040.0 93.934.4 79.026.1 64.918.3 111.944.4
🌙 Record low (°F°C) -40.0-40.0 -38.0-38.9 -24.0-31.1 -2.0-18.9 16.0-8.9 28.9-1.7 35.11.7 32.00.0 15.1-9.4 -11.9-24.4 -20.0-28.9 -35.0-37.2 -40.0-40.0
💧 Average precipitation (inchescm) 0.51.4 0.81.9 1.43.5 2.76.8 4.110.3 4.511.3 3.89.8 3.58.9 3.17.8 2.35.8 1.02.5 0.82.2 27.970.9
💧 Daily % chance precipitation 17.3 19.6 18.9 26.4 32.3 32.6 24.5 22.9 21.0 19.4 14.9 18.3 22.3
❄️ Average snow (inchescm) 7.017.8 7.719.6 6.516.6 4.711.8 0.10.3 0.00.0 0.00.0 0.00.0 0.00.0 1.53.7 5.614.2 8.321.0 40.6103.0
❄️ Daily % chance snow 16.1 17.7 10.0 6.7 0.2 0.0 0.0 0.0 0.0 2.9 8.3 15.6 6.3
More Flandreau Weather Records
1893–2022
Highest daily low 80.1 °F26.7 °C August 15, 1937
Lowest daily high -18.0 °F-27.8 °C January 15, 1972
Most daily precipitation 7.2 inches18.2 cm May 31, 2004
Most monthly precipitation 14.3 inches36.3 cm May 2004
Most yearly precipitation 43.1 inches109.5 cm 2019
Earliest freeze September 3 1974
Latest freeze June 21 1902
Earliest snow September 25 1912
Latest snow May 15 1907
Most daily snow 16.0 inches40.6 cm March 31, 1896
Most monthly snow 36.2 inches92.0 cm March 1951
Most yearly snow 80.0 inches203.3 cm 2019
Flandreau Weather Streaks
Most consecutive days...
With precipitation 10 days Apr 27 – May 6, 1942
Without precipitation 67 days Dec 10, 1989 – Feb 14, 1990
With snow 7 days Nov 14–20, 1947
High temperature ≤ 32 °F0 °C
freezing temperatures
66 days Dec 19, 1977 – Feb 22, 1978
High temperature ≥ 80 °F27 °C 61 days Jul 2 – Aug 31, 1959
High temperature ≥ 90 °F32 °C 18 days Jul 2–19, 1936
High temperature ≥ 100 °F38 °C 11 days Jul 9–19, 1936
Flandreau Weather by Year
More
Weather Station Details
Years Station Coordinates
1893–2022 Flandreau location