Canonsburg, PA Climate

Canonsburg, PA enjoys a temperate climate with four distinct seasons. The summers are generally hot and humid, with temperatures reaching the 80s and 90s on the warmest days. Winters are usually cold and snowy, with temperatures often dropping into the teens or lower at night time. Spring and fall offer milder weather conditions, making them ideal for outdoor activities. Precipitation is evenly spread throughout the year, including snowfall in the wintertime. Overall, Canonsburg has a comfortable climate that many people enjoy living in.

Canonsburg, Pennsylvania gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Canonsburg averages 29 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 Canonsburg. The US average is 205 sunny days.

Canonsburg gets some kind of precipitation, on average, 148 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 20
Rain: averages 39 inches of rain a year
Snow: averages 29 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Canonsburg is 7.0 (10=best), which means it is more comfortable than most places in Pennsylvania.

9.1 Summer - 4.7 Winter

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

Climate	Canonsburg, Pennsylvania	United States
	39.1 in.	38.1 in.
	29.0 in.	27.8 in.
	147.9 days	106.2 days
	162 days	205 days
	82.1°	85.8°
	20.0°	21.7°
	7	7
	3.6	4.3
	1096 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 Canonsburg with an average high temperature of 82.1°, which ranks it as cooler than most places in Pennsylvania. In Canonsburg, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Canonsburg are June, August and July.

In Canonsburg, there are 5.2 days annually when the high temperature is over 90°, which is cooler than most places in Pennsylvania.

January has the coldest nighttime temperatures for Canonsburg with an average of 20.0°. This is warmer than most places in Pennsylvania.

In Canonsburg, there are 116.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In Canonsburg, there are 2.1 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 Canonsburg 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 Canonsburg with 4.2 inches of rain, and the driest month is October with 2.5 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 39.1 inches in Canonsburg means that it is drier than most places in Pennsylvania.

January is the rainiest month in Canonsburg with 15.5 days of rain, and September is the driest month with only 9.5 rainy days. There are 147.9 rainy days annually in Canonsburg, which is rainier than most 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.

An annual snowfall of 29.0 inches in Canonsburg means that it is about average compared to other places in Pennsylvania. January is the snowiest month in Canonsburg with 9.1 inches of snow, and 6 months of the year have significant snowfall.