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Coconino County Climate

Coconino County, Arizona

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec52.1°AVG °F

Avg Annual Temp

52.1°F

Annual Precip

15.5"

Annual Snowfall

49.9"

Extreme Heat Days

41

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.6"
1.6"
1.5"
0.7"
0.6"
0.2"
1.9"
2.3"
1.5"
1.2"
1.0"
1.4"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

2,979

Supports most vegetables & fruits

Last spring frost (32°F): 05/31
First fall frost (32°F): 10/05

Seasonal Overview

Comfort ZoneSpring43°58°2.8"Summer68°73°4.5"Fall42°64°3.7"Winter33°37°4.6"20°40°60°80°100°

National Comparison

Warmer than 40% of US counties
Wetter than 8% of US counties
More seasonal variation than 33% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Coconino County

Climate Verdict

Coconino County has a mild, with an average annual temperature of 52.1°F, semi-arid conditions with only 15.5 inches of annual precipitation, occasional hot days — 40.50454545454546 per year above 90°F, moderate snowfall of 49.9 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 33.6°F. summers are warm — July averages 73.0°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

Coconino County is 11.4°F cooler than the Arizona statewide average of 63.5°F, it is somewhat wetter than average for Arizona, the county experiences 72.91044613719615 fewer extreme heat days than the state average.

Climate Profile

About Coconino County Weather

A National Median Match in Flagstaff

Coconino's 52.1°F average temperature aligns closely with the national median. This high-altitude climate receives a robust 15.5 inches of annual precipitation, mostly from snow.

Arizona's Cool Weather Hub

Coconino is over 11 degrees cooler than the Arizona state average of 63.5°F. It serves as one of the state's primary cold-weather destinations.

Dominating the Region in Snowfall

It leads the region in snowfall with nearly 50 inches annually, vastly outpacing Apache's 12.2 inches. Despite the snow, it still records 41 extreme heat days during summer.

Heavy Snow and Mild Summers

Winter is the dominant season, bringing 49.9 inches of snow and average January temperatures of 33.6°F. July remains pleasant at 73.0°F, providing an escape from the lower desert.

Winterize Your Home and Vehicle

Invest in high-quality winter gear and snow removal equipment for the heavy snowfall. Home insulation is a top priority here to manage the 34.6°F winter average.

Frequently Asked Questions

What is the average temperature in Coconino County?
The average annual temperature in Coconino County, AZ is 52.1°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Coconino County get?
Coconino County receives an average of 15.5 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 Coconino County?
Yes, Coconino County receives an average of 49.9 inches of snowfall per year according to NOAA climate normals.
How hot does Coconino County get in summer?
The average summer temperature (June-August) in Coconino County is 70.6°F. The county experiences an average of 41 days per year above 90°F.
How cold are winters in Coconino County?
The average winter temperature (December-February) in Coconino County is 34.6°F. January, typically the coldest month, averages 33.6°F.

Track your own weather in Coconino 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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