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Glen Ullin city, North Dakota

Official LSAD Designation: Glen Ullin city • Census GEOID: 3830860 • Morton County

Climate Normals & Weather Observations

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

Reference Weather Station: HEBRON, ND US (ID: USC00324102) • Located 11.7 miles from community center • Elevation: 658.4 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 23.6° 3.2° 13.4° 0.41"
February 27.9° 6.6° 17.2° 0.48"
March 39.6° 16.9° 28.3° 0.86"
April 53.7° 27.6° 40.6° 1.51"
May 65.8° 39.9° 52.8° 2.58"
June 74.9° 50.2° 62.6° 3.30"
July 82.3° 55.2° 68.7° 2.86"
August 82.1° 52.6° 67.3° 2.00"
September 71.5° 42.9° 57.2° 1.89"
October 55.6° 30.0° 42.8° 1.48"
November 39.8° 18.3° 29.1° 0.62"
December 28.3° 8.3° 18.3° 0.43"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station HEBRON, ND US (ID: USC00324102) • 11.7 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 HEBRON, 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. 23.0 32.5 42.0 51.5 61.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 40.2°F 2011: Annual mean 40.6°F 2012: Annual mean 44.2°F 2013: Annual mean 40.0°F 2014: Annual mean 39.4°F 2015: Annual mean 43.6°F 2016: Annual mean 44.4°F 2017: Annual mean 42.2°F 2018: Annual mean 40.2°F 2019: Annual mean 38.3°F 2020: Annual mean 42.7°F 2022: Annual mean 39.4°F 2010: Annual mean of daily highs 51.9°F 2011: Annual mean of daily highs 52.2°F 2012: Annual mean of daily highs 57.8°F 2013: Annual mean of daily highs 51.4°F 2014: Annual mean of daily highs 51.1°F 2015: Annual mean of daily highs 56.4°F 2016: Annual mean of daily highs 56.9°F 2017: Annual mean of daily highs 55.2°F 2018: Annual mean of daily highs 52.1°F 2019: Annual mean of daily highs 49.3°F 2020: Annual mean of daily highs 55.8°F 2022: Annual mean of daily highs 51.9°F 2010: Annual mean of daily lows 28.5°F 2011: Annual mean of daily lows 29.0°F 2012: Annual mean of daily lows 30.5°F 2013: Annual mean of daily lows 28.6°F 2014: Annual mean of daily lows 27.7°F 2015: Annual mean of daily lows 30.9°F 2016: Annual mean of daily lows 31.9°F 2017: Annual mean of daily lows 29.3°F 2018: Annual mean of daily lows 28.3°F 2019: Annual mean of daily lows 27.3°F 2020: Annual mean of daily lows 29.6°F 2022: Annual mean of daily lows 27.0°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 40.2 51.9 28.5
2011 40.6 52.2 29.0
2012 44.2 57.8 30.5
2013 40.0 51.4 28.6
2014 39.4 51.1 27.7
2015 43.6 56.4 30.9
2016 44.4 56.9 31.9
2017 42.2 55.2 29.3
2018 40.2 52.1 28.3
2019 38.3 49.3 27.3
2020 42.7 55.8 29.6
2021 Unavailable Unavailable Unavailable
2022 39.4 51.9 27.0
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.