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Yankton Weather Records

Yankton, 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 Yankton, South Dakota was 116.1 °F46.7 °C which occurred on July 18, 1936.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Yankton, South Dakota was -31.0 °F-35.0 °C which occurred on December 23, 1989.
Lowest Temperatures: All-Time By Year
Yankton 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) 30.0-1.1 34.91.6 47.18.4 60.115.6 71.922.2 82.628.1 87.130.6 84.829.3 77.525.3 63.417.4 47.18.4 34.01.1 60.115.6
🌙 Average low (°F°C) 9.6-12.4 13.1-10.5 24.4-4.2 34.91.6 47.78.7 58.614.8 63.017.2 61.016.1 51.310.7 38.13.4 24.4-4.2 14.4-9.8 36.82.7
☀️ Record high (°F°C) 73.923.3 78.125.6 93.033.9 95.035.0 107.141.7 109.943.3 116.146.7 111.944.4 105.140.6 96.135.6 82.928.3 70.021.1 116.146.7
🌙 Record low (°F°C) -29.0-33.9 -27.0-32.8 -25.1-31.7 1.9-16.7 24.1-4.4 33.10.6 41.05.0 35.11.7 23.0-5.0 12.0-11.1 -15.0-26.1 -31.0-35.0 -31.0-35.0
💧 Average precipitation (inchescm) 0.71.7 0.92.3 1.64.1 3.38.5 3.79.3 4.110.4 3.58.8 3.28.0 2.97.4 2.66.6 1.33.2 1.02.6 28.472.2
💧 Daily % chance precipitation 15.5 18.7 20.4 29.4 37.3 35.3 25.7 27.5 24.6 22.2 15.9 16.8 24.1
❄️ Average snow (inchescm) 6.917.4 8.020.3 5.513.8 3.79.5 0.20.5 0.00.0 0.00.0 0.00.0 0.00.0 0.82.1 5.714.6 8.321.0 39.7100.9
❄️ Daily % chance snow 10.5 12.7 7.7 4.2 0.3 0.0 0.0 0.0 0.0 1.7 5.5 12.1 4.6
More Yankton Weather Records
1932–2022
Highest daily low 86.0 °F30.0 °C July 21, 1934
Lowest daily high -18.9 °F-28.3 °C December 22, 1989
Most daily precipitation 6.2 inches15.7 cm June 22, 1941
Most monthly precipitation 12.5 inches31.8 cm June 2018
Most yearly precipitation 43.1 inches109.5 cm 2018
Earliest freeze September 3 1974
Latest freeze May 29 1947
Earliest snow October 10 2009
Latest snow May 10 1945
Most daily snow 16.0 inches40.6 cm January 20, 1988
Most monthly snow 29.5 inches75.0 cm December 2009
Most yearly snow 80.0 inches203.3 cm 2018
Yankton Weather Streaks
Most consecutive days...
With precipitation 10 days May 19–28, 1996
Without precipitation 56 days Sep 23 – Nov 17, 1952
With snow 5 days Mar 11–15, 1962
High temperature ≤ 32 °F0 °C
freezing temperatures
61 days Dec 24, 1977 – Feb 22, 1978
High temperature ≥ 80 °F27 °C 74 days Jun 29 – Sep 10, 1938
High temperature ≥ 90 °F32 °C 27 days Jul 3–29, 1936
High temperature ≥ 100 °F38 °C 17 days Jul 4–20, 1936
Yankton Weather by Year
More
Weather Station Details
Years Station Coordinates
1932–2022 Yankton 2 E location