Dauphin County, PA Climate

Dauphin County, PA has a humid continental climate with warm summers and cold winters. The average summer temperatures are usually in the mid-80s Fahrenheit, while the winter temperatures can drop into the low 20s. Rainfall is spread throughout the year, with around 42 inches of precipitation annually. Snowfall averages just over 32 inches each year, making it a great place to enjoy some winter activities like skiing or snowshoeing. Overall, Dauphin County's climate makes it a great place to experience all four seasons for outdoor activities and exploration.

Dauphin County, Pennsylvania gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Dauphin County averages 27 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 197 sunny days per year in Dauphin County. The US average is 205 sunny days.

Dauphin County gets some kind of precipitation, on average, 122 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 21
Rain: averages 43 inches of rain a year
Snow: averages 27 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Dauphin County is 7.1 (10=best), which means it is more comfortable than most places in Pennsylvania.

8.8 Summer - 5.2 Winter

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

Climate	Dauphin, Pennsylvania	United States
	43.3 in.	38.1 in.
	27.3 in.	27.8 in.
	122.1 days	106.2 days
	197 days	205 days
	84.4°	85.8°
	21.0°	21.7°
	7.1	7
	4.1	4.3
	671 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 Dauphin County with an average high temperature of 84.4°, which ranks it as warmer than most places in Pennsylvania. In Dauphin County, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dauphin County are June, September and August.

In Dauphin County, there are 12.0 days annually when the high temperature is over 90°, which is hotter than most places in Pennsylvania.

January has the coldest nighttime temperatures for Dauphin County with an average of 21.0°. This is warmer than most places in Pennsylvania.

In Dauphin County, there are 114.7 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In Dauphin County, 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 Dauphin County 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.

September is the wettest month in Dauphin County with 4.2 inches of rain, and the driest month is February with 2.6 inches. The wettest season is Autumn with 28% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 43.3 inches in Dauphin County means that it is about average compared to other places in Pennsylvania.

May is the rainiest month in Dauphin County with 12.5 days of rain, and February is the driest month with only 8.9 rainy days. There are 122.1 rainy days annually in Dauphin County, 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 27.3 inches in Dauphin County means that it is less snowy than most places in Pennsylvania. February is the snowiest month in Dauphin County with 8.2 inches of snow, and 6 months of the year have significant snowfall.

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