weatherbycounty

Laramie County Climate

JanFebMarAprMayJunJulAugSepOctNovDec46.7°AVG °F

Avg Annual Temp

46.7°F

Annual Precip

15.9"

Annual Snowfall

55.7"

Extreme Heat Days

20

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.3"
0.5"
0.9"
1.6"
2.6"
2.2"
2.2"
1.8"
1.6"
1.1"
0.6"
0.5"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

5b

Minimum winter temperature range for plant survival

Growing Degree Days

2,155

Favors cool-season crops

Last spring frost (32°F): 05/14
First fall frost (32°F): 09/27

Seasonal Overview

Comfort ZoneSpring37°53°5.1"Summer63°70°6.2"Fall36°59°3.3"Winter28°29°1.3"20°40°60°80°100°

National Comparison

Warmer than 18% of US counties
Wetter than 8% of US counties
More seasonal variation than 44% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Laramie County

Climate Verdict

Laramie County has a cool, averaging 46.7°F annually, semi-arid conditions with only 15.9 inches of annual precipitation, rare extreme heat with only 19.7 days above 90°F annually, moderate snowfall of 55.7 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 28.3°F. summers are pleasantly cool with July averaging 69.9°F. The 42°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

Laramie County closely matches the Wyoming statewide average temperature of 43.8°F.

Climate Profile

About Laramie County Weather

A Sunny but Cold Plateau

Laramie County averages 46.7°F annually, placing it significantly below the national median temperature. Despite the chill, it receives 15.9 inches of annual precipitation, making it slightly wetter than many of its Wyoming neighbors.

One of Wyoming's Warmest Spots

The county's 46.7°F average is nearly three degrees warmer than the state average of 43.8°F. It ranks among the top tier of Wyoming counties for annual warmth due to its lower relative elevation on the plains.

Warmer Than the Mountain Interior

Laramie County is noticeably warmer than neighboring Albany County and maintains a climate similar to Platte County to the north. Its 55.7 inches of snowfall is higher than many nearby plains regions.

Vigorous Winters and Gentle Summers

The county experiences 55.7 inches of annual snow, often driven by high winds on the open plains. Summers are relatively mild with only 20 days of extreme heat above 90°F and a July average of 69.9°F.

Prepare for Snow and Wind

Robust insulation and snow-rated roofing are vital for the 55-inch annual snow load. While heat is less frequent than in the state's interior, residents should still prepare for the 20 days of 90-degree weather.

Frequently Asked Questions

What is the average temperature in Laramie County?
The average annual temperature in Laramie County, WY is 46.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Laramie County get?
Laramie County receives an average of 15.9 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 Laramie County?
Yes, Laramie County receives an average of 55.7 inches of snowfall per year according to NOAA climate normals.
How hot does Laramie County get in summer?
The average summer temperature (June-August) in Laramie County is 67.0°F. The county experiences an average of 20 days per year above 90°F.
How cold are winters in Laramie County?
The average winter temperature (December-February) in Laramie County is 28.4°F. January, typically the coldest month, averages 28.3°F.

Track your own weather in Laramie County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
← Back to Wyoming