Chambersburg-Waynesboro Metro Area, PA Climate

The Chambersburg-Waynesboro, PA Metro Area enjoys a humid subtropical climate with hot summers and cold winters. Temperatures in the summer months can range from an average low of 60°F to highs over 90°F. The area generally experiences moderate levels of snowfall throughout the winter months, with occasional bouts of heavy snowfall as well. Precipitation is spread across all seasons, with relatively even amounts year-round, which helps keep the environment lush and green. The climate is ideal for outdoor activities such as camping, hiking, and fishing in the many nearby streams and rivers.

Chambersburg-Waynesboro Metro Area, Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Chambersburg-Waynesboro Metro Area averages 30 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 196 sunny days per year in Chambersburg-Waynesboro Metro Area. The US average is 205 sunny days.

Chambersburg-Waynesboro Metro Area gets some kind of precipitation, on average, 121 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 85 degrees
Winter Low: the January low is 22
Rain: averages 42 inches of rain a year
Snow: averages 30 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Chambersburg-Waynesboro metro area is 7.2 (10=best), which means it is one of the most pleasant places in Pennsylvania.

8.9 Summer - 5.3 Winter

June, September and August are the most pleasant months in the Chambersburg-Waynesboro metro area, while January and February are the least comfortable months.

Climate	Chambersburg-Waynesboro, Pennsylvania	United States
	Unlock	38.1 in.
	30.2 in.	Unlock
	Unlock	106.2 days
	196 days	Unlock
	84.9°	85.8°
	Unlock	21.7°
	7.2	Unlock
	Unlock	4.3
	892 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 Chambersburg-Waynesboro metro area with an average high temperature of 84.9°, which ranks it as warmer than most places in Pennsylvania. In the Chambersburg-Waynesboro metro area, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Chambersburg-Waynesboro metro area are September, June and August.

In the Chambersburg-Waynesboro metro area, there are 14.3 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 Chambersburg-Waynesboro metro area with an average of 22.1°. This is one of the warmest places in Pennsylvania.

In the Chambersburg-Waynesboro metro area, there are 107.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In the Chambersburg-Waynesboro metro area, there are 0.8 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Pennsylvania.

The humidity is usually comfortable in the Chambersburg-Waynesboro metro area 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 Chambersburg-Waynesboro metro area with 4.2 inches of rain, and the driest month is February with 2.7 inches. The wettest season is Summer with 28% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 41.8 inches in the Chambersburg-Waynesboro metro area means that it is drier than most places in Pennsylvania.

May is the rainiest month in the Chambersburg-Waynesboro metro area with 12.5 days of rain, and October is the driest month with only 8.8 rainy days. There are 120.9 rainy days annually in the Chambersburg-Waynesboro metro area, which is less rainy than most places in Pennsylvania. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 30.2 inches in the Chambersburg-Waynesboro metro area means that it is about average compared to other places in Pennsylvania. February is the snowiest month in the Chambersburg-Waynesboro metro area with 9.6 inches of snow, and 6 months of the year have significant snowfall.

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