Climate in Pittsburgh, Pennsylvania

The climate in Pittsburgh, PA is generally mild with warm summers and cold winters. During the summer months, temperatures average in the high 70s, while winter temperatures can drop to below freezing. The city receives a good amount of precipitation throughout the year, mostly in the form of rain with some light snowfall during the colder months. The area around Pittsburgh tends to experience foggy conditions that can reduce visibility during certain times of year. Overall, Pittsburgh has relatively mild seasons and temperatures that make it an ideal place to visit year-round.

Pittsburgh, Pennsylvania gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Pittsburgh averages 28 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 160 sunny days per year in Pittsburgh. The US average is 205 sunny days.

Pittsburgh 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.

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Weather Highlights

Summer High: the July high is around 84 degrees
Winter Low: the January low is 21
Rain: averages 38 inches of rain a year
Snow: averages 28 inches of snow a year

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BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for Pittsburgh is 7.1 (10=best), which means it is more comfortable than most places in Pennsylvania.

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

July is the hottest month for Pittsburgh with an average high temperature of 83.5°, which ranks it as about average compared to other places in Pennsylvania. In Pittsburgh, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Pittsburgh are June, September and August.

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In Pittsburgh, there are 8.8 days annually when the high temperature is over 90°, which is about average compared to other places in Pennsylvania.

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January has the coldest nighttime temperatures for Pittsburgh with an average of 21.0°. This is warmer than most places in Pennsylvania.

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In Pittsburgh, there are 114.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

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In Pittsburgh, there are 1.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Pennsylvania.

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The humidity is usually comfortable in Pittsburgh 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.

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May is the wettest month in Pittsburgh with 3.9 inches of rain, and the driest month is February with 2.4 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 38.3 inches in Pittsburgh means that it is one of the driest places in Pennsylvania.

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January is the rainiest month in Pittsburgh with 14.5 days of rain, and August is the driest month with only 9.1 rainy days. There are 140.4 rainy days annually in Pittsburgh, which is about average compared to other places in Pennsylvania. The rainiest season is Spring when it rains 29% of the time and the driest is Autumn with only a 22% chance of a rainy day.

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An annual snowfall of 27.7 inches in Pittsburgh means that it is less snowy than most places in Pennsylvania. January is the snowiest month in Pittsburgh with 9.1 inches of snow, and 6 months of the year have significant snowfall.

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