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Sioux Falls Weather Records

Sioux Falls, South Dakota weather data and records from 1932–2022 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 Sioux Falls, South Dakota was 109.9 °F43.3 °C which occurred on June 21, 1988.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Sioux Falls, South Dakota was -36.0 °F-37.8 °C which occurred on January 19, 1970.
Lowest Temperatures: All-Time By Year
Sioux Falls 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) 26.2-3.2 31.0-0.6 44.06.7 57.914.4 69.720.9 79.926.6 84.229.0 81.827.7 74.623.7 60.115.6 44.06.7 30.6-0.8 57.113.9
🌙 Average low (°F°C) 7.7-13.5 11.8-11.2 23.5-4.7 34.61.4 46.78.2 57.914.4 62.617.0 60.215.7 51.010.6 37.33.0 23.7-4.6 12.6-10.8 35.92.2
☀️ Record high (°F°C) 66.018.9 70.021.1 88.031.1 93.934.4 104.040.0 109.943.3 109.943.3 109.042.8 104.040.0 93.934.4 82.027.8 63.017.2 109.943.3
🌙 Record low (°F°C) -36.0-37.8 -31.0-35.0 -23.1-30.6 3.9-15.6 17.1-8.3 33.10.6 37.93.3 34.01.1 21.9-5.6 9.0-12.8 -17.0-27.2 -27.9-33.3 -36.0-37.8
💧 Average precipitation (inchescm) 0.61.5 0.82.1 1.64.1 3.07.6 3.99.8 4.210.7 3.38.3 3.38.5 2.76.9 2.46.0 1.23.1 0.82.1 27.870.7
💧 Daily % chance precipitation 22.6 24.7 26.6 34.0 39.1 39.4 29.1 30.3 27.0 25.6 20.6 22.5 28.5
❄️ Average snow (inchescm) 8.020.2 8.621.8 7.218.2 5.112.8 0.10.3 0.00.0 0.00.0 0.00.0 0.00.0 1.43.6 6.215.8 8.722.1 45.2114.8
❄️ Daily % chance snow 23.5 23.9 16.3 7.4 0.2 0.0 0.0 0.0 0.0 3.0 11.6 22.2 8.9
More Sioux Falls Weather Records
1932–2022
Highest daily low 81.0 °F27.2 °C August 14, 1938
Lowest daily high -17.0 °F-27.2 °C February 8, 1933
Most daily precipitation 4.6 inches11.7 cm August 1, 1975
Most monthly precipitation 13.7 inches34.8 cm June 2014
Most yearly precipitation 39.6 inches100.5 cm 2019
Earliest freeze September 3 1974
Latest freeze May 29 1947
Earliest snow September 25 1939
Latest snow May 18 1968
Most daily snow 18.1 inches46.0 cm March 10, 1956
Most monthly snow 48.3 inches122.8 cm February 1962
Most yearly snow 78.4 inches199.1 cm 1983
Sioux Falls Weather Streaks
Most consecutive days...
With precipitation 12 days Mar 14–25, 1987
Without precipitation 56 days Sep 22 – Nov 16, 1952
With snow 9 days Feb 27 – Mar 7, 1998
High temperature ≤ 32 °F0 °C
freezing temperatures
66 days Dec 18, 1977 – Feb 21, 1978
High temperature ≥ 80 °F27 °C 68 days Jun 23 – Aug 29, 1936
High temperature ≥ 90 °F32 °C 18 days Jul 2–19, 1936
High temperature ≥ 100 °F38 °C 9 days Jul 9–17, 1936
Sioux Falls Weather by Year
More
Weather Station Details
Years Station Coordinates
1932–2022 Sioux Falls location