Judith Basin County Climate
Judith Basin County, Montana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
43.4°F
Annual Precip
17.7"
Annual Snowfall
44.5"
Extreme Heat Days
11
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4b
Minimum winter temperature range for plant survival
1,571
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Judith Basin County
Climate Verdict
Judith Basin County has a cool, averaging 43.4°F annually, semi-arid conditions with only 17.7 inches of annual precipitation, rare extreme heat with only 10.700000000000001 days above 90°F annually, moderate snowfall of 44.5 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 25.8°F. summers are pleasantly cool with July averaging 65.2°F. The 39°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Judith Basin County closely matches the Montana statewide average temperature of 43.7°F, it is somewhat wetter than average for Montana.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.