Climate in Zip 16137 (Mercer, PA)

Mercer (zip 16137), Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Mercer (zip 16137) averages 45 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 Mercer (zip 16137). The US average is 205 sunny days.

Mercer (zip 16137) gets some kind of precipitation, on average, 156 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 82 degrees
Winter Low: the January low is 17
Rain: averages 42 inches of rain a year
Snow: averages 45 inches of snow a year

BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the 16137 zip code is 6.7 (10=best), which means it is less comfortable than most places in Pennsylvania.

July is the hottest month for the 16137 zip code with an average high temperature of 82.2°, which ranks it as cooler than most places in Pennsylvania. In the 16137 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 16137 zip code are June, August and September.

In the 16137 zip code, there are 6.5 days annually when the high temperature is over 90°, which is cooler than most places in Pennsylvania.

January has the coldest nighttime temperatures for the 16137 zip code with an average of 16.5°. This is colder than most places in Pennsylvania.

In the 16137 zip code, there are 143.6 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Pennsylvania.

In the 16137 zip code, there are 7.1 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Pennsylvania.

Humidity in the 16137 zip code is generally low and comfortable. But there some days when the humidity becomes unpleasant, especially in July and August. The most humid months (but still comfortable) are July, August and June.

June is the wettest month in the 16137 zip code with 4.5 inches of rain, and the driest month is February with 2.2 inches. The wettest season is Autumn with 30% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 42.3 inches in the 16137 zip code means that it is about average compared to other places in Pennsylvania.

January is the rainiest month in the 16137 zip code with 15.3 days of rain, and August is the driest month with only 10.3 rainy days. There are 155.7 rainy days annually in the 16137 zip code, which is rainier than most places in Pennsylvania. The rainiest season is Spring when it rains 28% of the time and the driest is Autumn with only a 22% chance of a rainy day.

An annual snowfall of 44.5 inches in the 16137 zip code means that it is snowier than most places in Pennsylvania. January is the snowiest month in the 16137 zip code with 12.6 inches of snow, and 6 months of the year have significant snowfall.

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