Marietta Metro Area, OH Climate

The climate in Marietta, OH Metro Area is generally mild throughout the year. The summers are typically warm with temperatures reaching into the mid-80s during the day and cooling off to the low 60s at night. In winter months, temperatures can drop down to the teens during the day although snowfall is usually light. Spring and fall are also mild and pleasant with temperatures ranging from the high 40s to low 70s. Rainfall is abundant throughout the year.

Marietta Metro Area, Ohio gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Marietta Metro Area averages 20 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 174 sunny days per year in Marietta Metro Area. The US average is 205 sunny days.

Marietta Metro Area gets some kind of precipitation, on average, 140 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 85 degrees
Winter Low: the January low is 21
Rain: averages 42 inches of rain a year
Snow: averages 20 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Marietta metro area is 7.1 (10=best), which means it is more comfortable than most places in Ohio.

8.8 Summer - 5.1 Winter

June, September and August are the most pleasant months in the Marietta metro area, while January and February are the least comfortable months.

Climate	Marietta, Ohio	United States
	42.2 in.	38.1 in.
	20.2 in.	27.8 in.
	139.7 days	106.2 days
	174 days	205 days
	84.7°	85.8°
	21.4°	21.7°
	7.1	7
	4.42777777777778	4.3
	792 ft.	2443 ft.

Climate

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.

July is the hottest month for the Marietta metro area with an average high temperature of 84.7°, which ranks it as warmer than most places in Ohio. In the Marietta metro area, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Marietta metro area are September, June and May.

In the Marietta metro area, there are 13.5 days annually when the high temperature is over 90°, which is hotter than most places in Ohio.

January has the coldest nighttime temperatures for the Marietta metro area with an average of 21.4°. This is warmer than most places in Ohio.

In the Marietta metro area, there are 116.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Ohio.

In the Marietta metro area, there are 2.4 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Ohio.

The humidity is usually comfortable in the Marietta metro area but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

May is the wettest month in the Marietta metro area with 4.5 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 42.2 inches in the Marietta metro area means that it is wetter than most places in Ohio.

January is the rainiest month in the Marietta metro area with 14.0 days of rain, and September is the driest month with only 8.9 rainy days. There are 139.7 rainy days annually in the Marietta metro area, which is rainier than most places in Ohio. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 20.2 inches in the Marietta metro area means that it is less snowy than most places in Ohio. January is the snowiest month in the Marietta metro area with 7.7 inches of snow, and 6 months of the year have significant snowfall.

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