Jefferson County, OH Weather


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United States / Ohio / / Jefferson County / Cities / Zip Codes

The most pleasant months of the year for Jefferson County are June, September and August. In Jefferson County, there are 5 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Jefferson County with an average high temperature of 82.4°, which ranks it as cooler than most places in Ohio. January is the snowiest month in Jefferson County with 7.7 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.

Today's Weather - Jefferson, OH

10 AM PST

Mostly Cloudy

64°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonMostly Cloudy68° / 47°SW 17 mph
WednesdayPartly Sunny57° / 33°NW 10 to 14 mph
ThursdayWidespread Frost then Mostly Sunny60° / 38°NE 7 mph
FridaySunny72° / 53°SE 8 to 13 mph
SaturdayRain Showers Likely74° / 61°S 17 mph
SundayChance Rain Showers82° / 62°SW 16 mph
MondayChance Rain Showers then Chance Showers And Thunderstorms80° / 61°SW 13 to 17 mph

Weather Highlights

Summer High: the July high is around 82 degrees
Winter Low: the January low is 20
Rain: averages 40 inches of rain a year
Snow: averages 26 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Jefferson County area is 9 (10=best), which means it is more comfortable than most places in Ohio.

9 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January36° 20°
February40° 22°
March49° 29°
April62° 39°
May71° 49°
June79° 58°
July82° 62°
August82° 61°
September75° 54°
October63° 42°
November51° 34°
December39° 25°
Hot, Freezing, Rainy, Snowy Days: Jefferson
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January026146
February024124
March020133
April07141
May01130
June10120
July30110
August20100
September0090
October03100
November013131
December024144

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

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