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McKinley County Climate

McKinley County, New Mexico

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec49.0°AVG °F

Avg Annual Temp

49.0°F

Annual Precip

12.8"

Annual Snowfall

26.6"

Extreme Heat Days

29

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.0"
0.8"
0.8"
0.6"
0.7"
0.4"
1.9"
2.3"
1.3"
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

2,359

Favors cool-season crops

Last spring frost (32°F): 05/29
First fall frost (32°F): 09/28

Seasonal Overview

Comfort ZoneSpring40°55°2.2"Summer65°71°4.6"Fall38°62°3.2"Winter29°34°2.8"20°40°60°80°100°

National Comparison

Warmer than 27% of US counties
Wetter than 4% of US counties
More seasonal variation than 42% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: McKinley County

Climate Verdict

McKinley County has a cool, averaging 49.0°F annually, arid conditions receiving just 12.8 inches of precipitation annually, occasional hot days — 29.2 per year above 90°F, moderate snowfall of 26.6 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 29.3°F. summers are warm — July averages 70.6°F. The 41°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

McKinley County is 5.8°F cooler than the New Mexico statewide average of 54.8°F, the county experiences 28.706855459355463 fewer extreme heat days than the state average.

Climate Profile

About McKinley County Weather

Cool High Desert Conditions

McKinley County features an annual average temperature of 49.0°F, which is cooler than the national median. The region is semi-arid, receiving 12.8 inches of precipitation and substantial winter snowfall.

Cooler Than the State Average

At 49.0°F, McKinley County stays significantly cooler than the New Mexico average of 54.8°F. Its 12.8 inches of annual rain is slightly lower than the statewide average of 14.0 inches.

Snowier Than Its Eastern Neighbors

McKinley receives 26.6 inches of snow, nearly triple the amount found in San Juan County. While it is cooler than Quay County, it avoids the triple-digit heat frequency found in the state's lower elevations.

Chilly Winters and Mild Summers

Winter temperatures average a cold 30.8°F, supported by over two feet of annual snowfall. Summers are pleasant with a 68.1°F average and only 29 days reaching above 90°F.

Invest in Cold Weather Gear

With 26.6 inches of snow and sub-freezing winter averages, reliable heating and snow removal tools are essential. High-altitude sun protection is also necessary despite the relatively mild 68.1°F summer average.

Frequently Asked Questions

What is the average temperature in McKinley County?
The average annual temperature in McKinley County, NM is 49.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does McKinley County get?
McKinley County receives an average of 12.8 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 McKinley County?
Yes, McKinley County receives an average of 26.6 inches of snowfall per year according to NOAA climate normals.
How hot does McKinley County get in summer?
The average summer temperature (June-August) in McKinley County is 68.1°F. The county experiences an average of 29 days per year above 90°F.
How cold are winters in McKinley County?
The average winter temperature (December-February) in McKinley County is 30.8°F. January, typically the coldest month, averages 29.3°F.

Track your own weather in McKinley 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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