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Crawford County Climate

JanFebMarAprMayJunJulAugSepOctNovDec47.5°AVG °F

Avg Annual Temp

47.5°F

Annual Precip

33.6"

Annual Snowfall

34.5"

Extreme Heat Days

14

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.7"
1.0"
1.9"
3.4"
4.6"
4.9"
4.1"
4.4"
3.3"
2.6"
1.4"
1.2"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

5a

Minimum winter temperature range for plant survival

Growing Degree Days

2,908

Supports most vegetables & fruits

Last spring frost (32°F): 04/27
First fall frost (32°F): 10/11

Seasonal Overview

Comfort ZoneSpring35°59°9.9"Summer69°73°13.5"Fall36°63°7.4"Winter19°24°2.9"20°40°60°80°100°

National Comparison

Warmer than 21% of US counties
Wetter than 32% of US counties
More seasonal variation than 91% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Crawford County

Climate Verdict

Crawford County has a cool, averaging 47.5°F annually, moderate rainfall of 33.6 inches per year, rare extreme heat with only 13.9 days above 90°F annually, moderate snowfall of 34.5 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are very cold — January averages 18.6°F. summers are warm — July averages 73.1°F. Residents experience a substantial 54°F difference between winter and summer.

Outdoor & Gardening Guidance

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

Regional Context

Crawford County closely matches the Iowa statewide average temperature of 48.0°F, it is somewhat drier than average for Iowa.

Climate Profile

About Crawford County Weather

Crawford County holds a steady continental average

The annual average temperature of 47.5°F is typical for the central United States but falls below the overall national median. The county experiences defined seasonal extremes with moderate moisture levels.

A near-perfect match for state averages

Crawford's 47.5°F average is nearly identical to the Iowa state average of 48.0°F. Its 33.6 inches of precipitation is slightly lower than the state's 36.1-inch average.

Moderate snow compared to the north

With 34.5 inches of annual snow, Crawford County sits below the heavy snow belts found in northern Iowa. It experiences 14 days of extreme heat, making it slightly cooler in summer than its southern neighbors.

Warm July peaks and crisp winter months

The July average is 73.1°F, supported by 14 days where temperatures hit or exceed 90°F. Winter is cold but standard for Iowa, with a January average of 18.6°F.

Versatile home systems for steady seasons

Residents need balanced HVAC systems to handle both the 14 days of extreme heat and the 18.6°F January average. Snow removal is necessary for the 34.5 inches of annual accumulation that occurs mostly in mid-winter.

Frequently Asked Questions

What is the average temperature in Crawford County?
The average annual temperature in Crawford County, IA is 47.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Crawford County get?
Crawford County receives an average of 33.6 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 Crawford County?
Yes, Crawford County receives an average of 34.5 inches of snowfall per year according to NOAA climate normals.
How hot does Crawford County get in summer?
The average summer temperature (June-August) in Crawford County is 71.1°F. The county experiences an average of 14 days per year above 90°F.
How cold are winters in Crawford County?
The average winter temperature (December-February) in Crawford County is 21.9°F. January, typically the coldest month, averages 18.6°F.

Track your own weather in Crawford 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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