Zip 15642 (Irwin, PA) Climate

15642 Irwin, PA has a humid continental climate with hot, humid summers and cold winters. Average temperatures range from a high of 80 degrees in July to a low of 22 degrees in January, and the area receives an average of 40 inches of precipitation each year. Summers are typically sunny with occasional thunderstorms, while winters can bring snowfall that can last for several days. The area experiences four distinct seasons which offer a variety of activities to enjoy throughout the year.

Irwin (zip 15642), Pennsylvania gets 40 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Irwin (zip 15642) averages 26 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 162 sunny days per year in Irwin (zip 15642). The US average is 205 sunny days.

Irwin (zip 15642) gets some kind of precipitation, on average, 142 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 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 15642 zip code is 7.0 (10=best), which means it is more comfortable than most places in Pennsylvania.

9 Summer - 5 Winter

August, June and September are the most pleasant months in the 15642 zip code, while January and February are the least comfortable months.

Climate	Irwin, Pennsylvania	United States
	Unlock	38.1 in.
	26.1 in.	Unlock
	Unlock	106.2 days
	162 days	Unlock
	83.8°	85.8°
	Unlock	21.7°
	7	Unlock
	Unlock	4.3
	1021 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 15642 zip code with an average high temperature of 83.8°, which ranks it as about average compared to other places in Pennsylvania. In the 15642 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 15642 zip code are June, September and August.

In the 15642 zip code, there are 9.6 days annually when the high temperature is over 90°, which is about average compared to other places in Pennsylvania.

January has the coldest nighttime temperatures for the 15642 zip code with an average of 20.4°. This is warmer than most places in Pennsylvania.

In the 15642 zip code, there are 124.1 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Pennsylvania.

In the 15642 zip code, there are 2.4 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Pennsylvania.

The humidity is usually comfortable in the 15642 zip code 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 15642 zip code with 4.2 inches of rain, and the driest month is February with 2.5 inches. The wettest season is Autumn with 29% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 40.3 inches in the 15642 zip code means that it is drier than most places in Pennsylvania.

January is the rainiest month in the 15642 zip code with 13.5 days of rain, and August is the driest month with only 9.4 rainy days. There are 142.0 rainy days annually in the 15642 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 Autumn with only a 23% chance of a rainy day.

An annual snowfall of 26.1 inches in the 15642 zip code means that it is less snowy than most places in Pennsylvania. January is the snowiest month in the 15642 zip code with 9.3 inches of snow, and 6 months of the year have significant snowfall.

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Laurali · Irwin, PA

not pleased with school system

Over 15 years ago

In 1999 my family moved to North Huntingdon, we had 3 high school students at the time. We chose this area because the school system had a high standard for education. More