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Cullman County Climate

JanFebMarAprMayJunJulAugSepOctNovDec60.0°AVG °F

Avg Annual Temp

60.0°F

Annual Precip

59.9"

Annual Snowfall

0.9"

Extreme Heat Days

46

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.8"
5.8"
5.7"
5.5"
5.0"
4.6"
4.6"
4.2"
4.3"
3.9"
4.7"
5.9"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8a

Minimum winter temperature range for plant survival

Growing Degree Days

4,695

Excellent for heat-loving crops

Last spring frost (32°F): 04/06
First fall frost (32°F): 11/01

Seasonal Overview

Comfort ZoneSpring52°67°16.2"Summer75°78°13.4"Fall50°72°12.8"Winter41°44°17.5"20°40°60°80°100°

National Comparison

Warmer than 71% of US counties
Wetter than 95% of US counties
More seasonal variation than 23% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Cullman County

Climate Verdict

Cullman County has a warm, averaging 60.0°F year-round, very wet conditions receiving 59.9 inches of precipitation annually, occasional hot days — 45.8 per year above 90°F, light snow averaging 0.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 40.6°F. summers are warm — July averages 78.0°F. The 37°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Cullman County is 3.2°F cooler than the Alabama statewide average of 63.2°F, it is somewhat wetter than average for Alabama, the county experiences 18.134741379310356 fewer extreme heat days than the state average.

Climate Profile

About Cullman County Weather

Milder Temperatures in North Alabama

Cullman County averages 60.0°F annually, which is cooler than the Alabama state average but warmer than the national median. Its location in the northern part of the state provides a slightly more temperate climate.

Noticeably Cooler Than the State

At 60.0°F, Cullman is 3.2 degrees cooler than the 63.2°F Alabama average. It experiences more distinct seasonal shifts than the coastal counties to the south.

Similar to Other Northern Counties

Cullman's 60.0°F average closely mirrors DeKalb County's 59.6°F. It is significantly cooler than central Alabama counties like Dallas, which averages 64.6°F.

Chilly Winters and Occasional Snow

Winter temperatures average 42.8°F, and the county receives about 0.9 inches of snow annually. Summers are still warm, with a July average of 78.0°F and 46 days hitting 90°F or higher.

Winterize for Freezing Temperatures

Homeowners should insulate pipes for the January nights that average 40.6°F. While snow is light, the 59.9 inches of annual rain requires sturdy roofing and effective gutter systems.

Frequently Asked Questions

What is the average temperature in Cullman County?
The average annual temperature in Cullman County, AL is 60.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Cullman County get?
Cullman County receives an average of 59.9 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 Cullman County?
Yes, Cullman County receives an average of 0.9 inches of snowfall per year according to NOAA climate normals.
How hot does Cullman County get in summer?
The average summer temperature (June-August) in Cullman County is 76.8°F. The county experiences an average of 46 days per year above 90°F.
How cold are winters in Cullman County?
The average winter temperature (December-February) in Cullman County is 42.8°F. January, typically the coldest month, averages 40.6°F.

Track your own weather in Cullman 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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