Weld County Climate

Weld County, Colorado

JanFebMarAprMayJunJulAugSepOctNovDec48.6°AVG °F

Avg Annual Temp

48.6°F

Annual Precip

14.9"

Annual Snowfall

31.2"

Extreme Heat Days

39.279999999999994

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.3"
0.4"
0.9"
1.7"
2.5"
2.1"
2.0"
1.8"
1.3"
1.1"
0.5"
0.4"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring39°56°5.1"Summer66°73°5.9"Fall36°62°2.9"Winter28°30°1.0"20°40°60°80°100°

National Comparison

Warmer than 26% of US counties
Wetter than 7% of US counties
More seasonal variation than 54% of US counties

Climate Profile

About Weld County Weather

Weld's temperature hits national average

Weld County averages 48.6°F annually, just 1.6°F below the U.S. median of 47°F, placing it squarely in temperate continental climate. At 14.9 inches of annual precipitation, Weld runs drier than the national average of 16.5 inches, reflecting its location on Colorado's semi-arid plains.

Slightly warmer than Colorado overall

Weld's 48.6°F average edges 2.6°F above Colorado's state mean of 46.0°F, reflecting its plains elevation and southern exposure. The county ranks among Colorado's warmer regions, though cooler than the state's true hot spots.

Coolest of the three plains counties

Weld's 48.6°F ranks slightly cooler than neighboring Sedgwick (49.8°F) and Washington (49.8°F), yet warmer than mountainous regions to the west. All three share similar extreme heat patterns, with Weld logging 39 heat days—fewer than its neighbors—due to slightly lower summer averages.

Warm summers, cold winters, light snow

July temperatures reach 72.7°F while January drops to 27.9°F, a 45-degree swing typical of plains climate. Weld records 31.2 inches of snow annually and 39 days above 90°F, making it the driest and least extreme of Weld's region.

Cooling recommended, moderate winter prep needed

With 39 days of 90°F+ heat and lower annual precipitation (14.9 inches), Weld residents benefit from air conditioning and dust mitigation during dry seasons. Winter snow of 31 inches is manageable with standard equipment, and the county's relative moderation makes it less climatically demanding than neighbors.

Frequently Asked Questions

What is the average temperature in Weld County?
The average annual temperature in Weld County, CO is 48.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Weld County get?
Weld County receives an average of 14.9 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Weld County?
Yes, Weld County receives an average of 31.2 inches of snowfall per year according to NOAA climate normals.
How hot does Weld County get in summer?
The average summer temperature (June-August) in Weld County is 69.9°F. The county experiences an average of 39.279999999999994 days per year above 90°F.
How cold are winters in Weld County?
The average winter temperature (December-February) in Weld County is 28.6°F. January, typically the coldest month, averages 27.9°F.

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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.

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