Judith Basin County Climate
Judith Basin County, Montana
Avg Annual Temp
43.4°F
Annual Precip
17.7"
Annual Snowfall
44.5"
Extreme Heat Days
10.7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Judith Basin County Weather
Cool temperatures with moderate mountain snow
Judith Basin County averages 43.4°F annually, significantly cooler than the national median. It receives 17.7 inches of precipitation, which is higher than many of its eastern Montana neighbors.
Mirroring the Montana state average
At 43.4°F, Judith Basin County sits almost exactly at the Montana state average of 43.7°F. It serves as a representative baseline for the state's typical climate.
Colder than Golden Valley and Lake
Judith Basin is cooler than Golden Valley (44.9°F) and Lake County (45.9°F). It is, however, warmer than Hill County which sits further north at 42.1°F.
Heavy snow and mild summer heat
Winters are snowy, with 44.5 inches falling annually and a January average of 25.8°F. Summers remain comfortable with only 11 days topping 90°F and a July average of 65.2°F.
Prepare for significant winter snow
Residents should invest in snow blowers or plows to manage the 44.5 inches of annual snowfall. Central air conditioning is less of a priority given that only 11 days a year reach extreme heat levels.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.