Skip to main content

Riverdale city, North Dakota

Official LSAD Designation: Riverdale city • Census GEOID: 3866980 • McLean County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Riverdale city.

Reference Weather Station: UNDERWOOD, ND US (ID: USC00328872) • Located 10.7 miles from community center • Elevation: 623.3 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 18.9° 0.7° 9.8° 0.54"
February 23.3° 3.6° 13.4° 0.50"
March 36.4° 15.8° 26.1° 0.78"
April 52.5° 28.8° 40.7° 1.39"
May 65.7° 41.8° 53.7° 2.59"
June 75.1° 52.3° 63.7° 3.78"
July 81.8° 57.4° 69.6° 2.44"
August 81.8° 54.9° 68.3° 1.68"
September 71.0° 45.3° 58.1° 1.56"
October 54.0° 31.7° 42.9° 1.41"
November 36.7° 18.1° 27.4° 0.73"
December 23.8° 7.0° 15.4° 0.63"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station UNDERWOOD, ND US (ID: USC00328872) • 10.7 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at UNDERWOOD, ND US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 25.0 33.3 41.5 49.8 58.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 40.6°F 2015: Annual mean 43.3°F 2016: Annual mean 44.5°F 2018: Annual mean 39.4°F 2019: Annual mean 37.7°F 2020: Annual mean 42.2°F 2021: Annual mean 43.3°F 2024: Annual mean 43.3°F 2025: Annual mean 41.8°F 2010: Annual mean of daily highs 50.2°F 2015: Annual mean of daily highs 54.5°F 2016: Annual mean of daily highs 55.2°F 2018: Annual mean of daily highs 50.1°F 2019: Annual mean of daily highs 47.4°F 2020: Annual mean of daily highs 53.5°F 2021: Annual mean of daily highs 55.2°F 2024: Annual mean of daily highs 54.0°F 2025: Annual mean of daily highs 52.9°F 2010: Annual mean of daily lows 30.9°F 2015: Annual mean of daily lows 32.1°F 2016: Annual mean of daily lows 33.7°F 2018: Annual mean of daily lows 28.7°F 2019: Annual mean of daily lows 28.1°F 2020: Annual mean of daily lows 30.9°F 2021: Annual mean of daily lows 31.3°F 2024: Annual mean of daily lows 32.6°F 2025: Annual mean of daily lows 30.7°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 40.6 50.2 30.9
2011 Unavailable Unavailable Unavailable
2012 Unavailable Unavailable Unavailable
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 43.3 54.5 32.1
2016 44.5 55.2 33.7
2017 Unavailable Unavailable Unavailable
2018 39.4 50.1 28.7
2019 37.7 47.4 28.1
2020 42.2 53.5 30.9
2021 43.3 55.2 31.3
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 43.3 54.0 32.6
2025 41.8 52.9 30.7
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.