Zip 15902 (Johnstown, PA) Climate

The climate in 15902 Johnstown, PA is generally mild, with hot and humid summers and cold winters. Average high temperatures during the summer months range from the low 70s to the upper 80s, while average lows during winter months dip into the teens and twenties. Precipitation is slightly above average for the state of Pennsylvania, with an annual average of 43 inches of rain per year. Snowfall is also quite common in Johnstown, with a yearly average of 46 inches.

Johnstown (zip 15902), Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Johnstown (zip 15902) averages 53 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 161 sunny days per year in Johnstown (zip 15902). The US average is 205 sunny days.

Johnstown (zip 15902) gets some kind of precipitation, on average, 145 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 84 degrees
Winter Low: the January low is 18
Rain: averages 42 inches of rain a year
Snow: averages 53 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 15902 zip code is 6.8 (10=best), which means it is less comfortable than most places in Pennsylvania.

8.9 Summer - 4.6 Winter

August, July and June are the most pleasant months in the 15902 zip code, while January and February are the least comfortable months.

Climate	Johnstown, Pennsylvania	United States
	Unlock	38.1 in.
	53.2 in.	Unlock
	Unlock	106.2 days
	161 days	Unlock
	83.9°	85.8°
	Unlock	21.7°
	6.8	Unlock
	Unlock	4.3
	1430 ft.	Unlock

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 15902 zip code with an average high temperature of 83.9°, which ranks it as warmer than most places in Pennsylvania. In the 15902 zip code, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 15902 zip code are June, September and August.

In the 15902 zip code, there are 12.9 days annually when the high temperature is over 90°, which is hotter than most places in Pennsylvania.

January has the coldest nighttime temperatures for the 15902 zip code with an average of 18.2°. This is colder than most places in Pennsylvania.

In the 15902 zip code, there are 132.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Pennsylvania.

In the 15902 zip code, there are 5.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Pennsylvania.

Humidity in the 15902 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.

May is the wettest month in the 15902 zip code with 4.2 inches of rain, and the driest month is February with 2.7 inches. The wettest season is Summer with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 42.1 inches in the 15902 zip code means that it is drier than most places in Pennsylvania.

May is the rainiest month in the 15902 zip code with 13.6 days of rain, and August is the driest month with only 10.5 rainy days. There are 144.9 rainy days annually in the 15902 zip code, which is rainier than most places in Pennsylvania. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 53.2 inches in the 15902 zip code means that it is snowier than most places in Pennsylvania. January is the snowiest month in the 15902 zip code with 16.1 inches of snow, and 6 months of the year have significant snowfall.

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