weatherbycounty

Summit County Climate

JanFebMarAprMayJunJulAugSepOctNovDec52.0°AVG °F

Avg Annual Temp

52.0°F

Annual Precip

37.0"

Annual Snowfall

47.2"

Extreme Heat Days

13

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.4"
1.9"
2.9"
3.3"
3.8"
4.0"
3.9"
3.3"
3.3"
2.9"
2.7"
2.5"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

3,301

Supports most vegetables & fruits

Last spring frost (32°F): 04/24
First fall frost (32°F): 10/28

Seasonal Overview

Comfort ZoneSpring39°62°10.0"Summer70°74°11.3"Fall43°66°9.0"Winter28°33°6.8"20°40°60°80°100°

National Comparison

Warmer than 40% of US counties
Wetter than 38% of US counties
More seasonal variation than 64% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Summit County

Climate Verdict

Summit County has a mild, with an average annual temperature of 52.0°F, moderate rainfall of 37.0 inches per year, rare extreme heat with only 12.5 days above 90°F annually, moderate snowfall of 47.2 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 28.4°F. summers are warm — July averages 74.2°F. The 46°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.

Regional Context

Summit County closely matches the Ohio statewide average temperature of 51.5°F, it is somewhat drier than average for Ohio.

Climate Profile

About Summit County Weather

Summit County Stays Near National Average

Summit County averages 52.0°F annually, sitting just below the national median temperature. This humid continental climate is heavily influenced by regional lake-effect patterns and elevation.

Above Average Warmth with Drier Air

The county's 52.0°F mean is slightly higher than the Ohio state average of 51.5°F. However, it receives only 37.0 inches of precipitation, making it drier than the state average of 41.2 inches.

The Snow Capital of the Local Region

Summit's 47.2 inches of snow dwarfs the 31.8 inches seen in neighboring Stark County. This makes Summit one of the snowiest counties in this central-eastern Ohio cluster.

Intense Winters and Comfortable Summers

Winter is the defining season with 47.2 inches of snow and a 30.8°F average. Summers are pleasant and rarely oppressive, with only 13 days a year reaching 90°F.

Prioritize Snow Gear and Home Insulation

The primary climate challenge is the heavy 47.2-inch snowfall, requiring professional-grade snow tires and blowers. Summer energy costs remain manageable due to the low frequency of extreme heat days.

Frequently Asked Questions

What is the average temperature in Summit County?
The average annual temperature in Summit County, OH is 52.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Summit County get?
Summit County receives an average of 37.0 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 Summit County?
Yes, Summit County receives an average of 47.2 inches of snowfall per year according to NOAA climate normals.
How hot does Summit County get in summer?
The average summer temperature (June-August) in Summit County is 72.3°F. The county experiences an average of 13 days per year above 90°F.
How cold are winters in Summit County?
The average winter temperature (December-February) in Summit County is 30.8°F. January, typically the coldest month, averages 28.4°F.

Track your own weather in Summit County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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
← Back to Ohio