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Interior Weather Records

Interior, South Dakota weather data and records from 1949–2022 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 Interior, South Dakota was 114.1 °F45.6 °C which occurred on July 16, 2006.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Interior, South Dakota was -31.0 °F-35.0 °C which occurred on February 2, 1996.
Lowest Temperatures: All-Time By Year
Interior 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) 37.53.1 40.84.9 52.511.4 62.216.8 72.222.3 82.728.2 90.932.7 90.532.5 81.827.7 65.418.5 50.010.0 38.33.5 64.117.9
🌙 Average low (°F°C) 15.3-9.3 17.1-8.3 26.6-3.0 35.72.1 46.68.1 56.713.7 63.017.2 61.116.2 51.510.9 38.53.6 25.9-3.4 16.9-8.4 38.33.5
☀️ Record high (°F°C) 71.121.7 75.023.9 84.929.4 93.934.4 102.038.9 109.042.8 114.145.6 109.943.3 106.041.1 97.036.1 84.028.9 72.022.2 114.145.6
🌙 Record low (°F°C) -27.9-33.3 -31.0-35.0 -23.1-30.6 3.0-16.1 19.9-6.7 32.00.0 42.15.6 35.11.7 25.0-3.9 0.0-17.8 -20.9-29.4 -31.0-35.0 -31.0-35.0
💧 Average precipitation (inchescm) 0.41.1 0.51.3 1.12.8 2.25.7 3.69.0 3.58.9 2.35.9 1.84.5 1.43.5 1.64.1 0.51.4 0.51.3 18.747.4
💧 Daily % chance precipitation 14.3 16.9 18.2 28.8 31.5 34.5 26.0 21.0 19.5 20.9 14.8 16.2 21.7
❄️ Average snow (inchescm) 5.213.3 6.315.9 6.917.5 5.915.0 0.51.2 0.00.0 0.00.0 0.00.0 0.00.0 2.05.2 4.210.7 7.318.5 35.590.2
❄️ Daily % chance snow 10.8 12.5 8.5 5.4 0.2 0.0 0.0 0.0 0.0 2.5 6.4 14.0 4.6
More Interior Weather Records
1949–2022
Highest daily low 86.0 °F30.0 °C June 24, 2007
Lowest daily high -16.1 °F-26.7 °C February 3, 1989
Most daily precipitation 3.9 inches10.0 cm May 5, 2007
Most monthly precipitation 9.5 inches24.1 cm May 2015
Most yearly precipitation 29.2 inches74.1 cm 2019
Earliest freeze September 12 2014
Latest freeze May 20 2003
Earliest snow September 30 1961
Latest snow May 10 2015
Most daily snow 16.0 inches40.6 cm October 5, 2013
Most monthly snow 32.6 inches82.7 cm April 2013
Most yearly snow 91.5 inches232.4 cm 2013
Interior Weather Streaks
Most consecutive days...
With precipitation 14 days May 12–25, 1957
Without precipitation 70 days Nov 22, 1957 – Jan 30, 1958
With snow 5 days Dec 23–27, 2009
High temperature ≤ 32 °F0 °C
freezing temperatures
23 days Dec 26, 1978 – Jan 17, 1979
High temperature ≥ 80 °F27 °C 77 days Jun 23 – Sep 7, 2020
High temperature ≥ 90 °F32 °C 25 days Jul 2–26, 2017
High temperature ≥ 100 °F38 °C 12 days Jul 14–25, 2012
Facts About Interior Weather
Interior Weather by Year
More
Weather Station Details
Years Station Coordinates
1949–2022 Interior 3 Ne location