Derry township (Dauphin County), PA Climate

Derry Township (Dauphin County), PA is situated in the Northeastern part of the United States, which means it has a humid continental climate. Summers are generally warm with occasional periods of high humidity, while winters are cold and snowy. The average temperature ranges from 20°F in January to 73°F in July. Precipitation is usually evenly distributed throughout the year, with an average of around 40 inches annually. Snowfall averages about 35 inches each winter season. The area receives mostly sunny days, with an average of 205 sunny days per year.

Derry township (Dauphin County), Pennsylvania gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Derry township (Dauphin County) averages 26 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 Derry township (Dauphin County). The US average is 205 sunny days.

Derry township (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 85 degrees
Winter Low: the January low is 22
Rain: averages 42 inches of rain a year
Snow: averages 26 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Derry township (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 Derry township (Dauphin County), while January and February are the least comfortable months.

Climate	Derry township (Dauphin County), Pennsylvania	United States
	42.3 in.	38.1 in.
	26.3 in.	27.8 in.
	122.2 days	106.2 days
	197 days	205 days
	84.9°	85.8°
	21.9°	21.7°
	7.1	7
	4.1	4.3
	490 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 Derry township (Dauphin County) with an average high temperature of 84.9°, which ranks it as warmer than most places in Pennsylvania. In Derry township (Dauphin County), there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Derry township (Dauphin County) are September, June and August.

In Derry township (Dauphin County), 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 Derry township (Dauphin County) with an average of 21.9°. This is one of the warmest places in Pennsylvania.

In Derry township (Dauphin County), there are 108.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In Derry township (Dauphin County), there are 0.6 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Pennsylvania.

The humidity is usually comfortable in Derry township (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.

July is the wettest month in Derry township (Dauphin County) with 4.4 inches of rain, and the driest month is February with 2.7 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 42.3 inches in Derry township (Dauphin County) means that it is about average compared to other places in Pennsylvania.

May is the rainiest month in Derry township (Dauphin County) with 12.5 days of rain, and September is the driest month with only 9.0 rainy days. There are 122.2 rainy days annually in Derry township (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 26.3 inches in Derry township (Dauphin County) means that it is less snowy than most places in Pennsylvania. February is the snowiest month in Derry township (Dauphin County) with 8.6 inches of snow, and 6 months of the year have significant snowfall.