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Millard County Climate

JanFebMarAprMayJunJulAugSepOctNovDec51.4°AVG °F

Avg Annual Temp

51.4°F

Annual Precip

11.1"

Annual Snowfall

36.4"

Extreme Heat Days

62

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.0"
1.0"
1.2"
1.3"
1.2"
0.6"
0.5"
0.7"
0.8"
1.1"
0.9"
1.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6a

Minimum winter temperature range for plant survival

Growing Degree Days

3,115

Supports most vegetables & fruits

Last spring frost (32°F): 05/14
First fall frost (32°F): 10/01

Seasonal Overview

Comfort ZoneSpring43°58°3.6"Summer69°76°1.8"Fall39°65°2.8"Winter29°34°2.9"20°40°60°80°100°

National Comparison

Warmer than 37% of US counties
Wetter than 3% of US counties
More seasonal variation than 72% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Millard County

Climate Verdict

Millard County has a mild, with an average annual temperature of 51.4°F, arid conditions receiving just 11.1 inches of precipitation annually, significant summer heat with 62.3125 days annually above 90°F, moderate snowfall of 36.4 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 28.8°F. summers are warm — July averages 76.4°F. The 48°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Millard County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Millard County closely matches the Utah statewide average temperature of 48.9°F, it is somewhat drier than average for Utah, the county experiences 19.293781907747437 more extreme heat days than the state average.

Climate Profile

About Millard County Weather

Arid Basin Living in Millard

Millard County's average annual temperature of 51.4°F is close to the national median of 53°F. It is a dry region, receiving only 11.1 inches of total precipitation each year.

Above the Utah Temperature Benchmark

Millard's 51.4°F average exceeds the state average of 48.9°F by about 2.5 degrees. This reflects the broad, open valley geography that traps heat more effectively than mountainous regions.

Warmer and Snowier than Juab

Millard County averages 36.4 inches of snow, significantly more than neighboring Juab's 23.3 inches. However, both counties share similar heat profiles, with Millard seeing 62 days above 90°F.

Summer Heat and Cold Basin Winters

Summers are hot with 62 days of 90°F+ temperatures and a July average of 76.4°F. Winters bring an average of 36.4 inches of snow, with January temperatures dipping to a 28.8°F average.

Balance Cooling and Snow Removal

Residents must maintain efficient HVAC systems for the 62 extreme heat days and keep snow shovels ready for winter. The dry 11.1 inches of annual precip makes moisture-retaining landscaping a smart investment.

Frequently Asked Questions

What is the average temperature in Millard County?
The average annual temperature in Millard County, UT is 51.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Millard County get?
Millard County receives an average of 11.1 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 Millard County?
Yes, Millard County receives an average of 36.4 inches of snowfall per year according to NOAA climate normals.
How hot does Millard County get in summer?
The average summer temperature (June-August) in Millard County is 73.1°F. The county experiences an average of 62 days per year above 90°F.
How cold are winters in Millard County?
The average winter temperature (December-February) in Millard County is 30.5°F. January, typically the coldest month, averages 28.8°F.

Track your own weather in Millard County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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