Cumberland County, NJ Climate

Cumberland County, NJ enjoys a relatively mild mid-Atlantic climate. Summers are warm and humid, while winters generally remain cool but may see some snowfall in certain areas. Temperatures in the summer months hover in the range of 70-80°F (21-27°C), while winter temperatures can drop to an average of 36°F (2°C). The county typically sees around 44 inches (111 cm) of precipitation annually, with most of it occurring between late spring and early fall. Cumberland County is also known for its outbreaks of thunderstorms during the summer months, which often bring heavy rain and strong gusts of wind.

Cumberland County, New Jersey gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Cumberland County averages 14 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 204 sunny days per year in Cumberland County. The US average is 205 sunny days.

Cumberland County gets some kind of precipitation, on average, 114 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 86 degrees
Winter Low: the January low is 23
Rain: averages 45 inches of rain a year
Snow: averages 14 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Cumberland County is 7.3 (10=best), which means it is one of the most pleasant places in New Jersey.

8.5 Summer - 5.7 Winter

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

Climate	Cumberland, New Jersey	United States
	44.7 in.	38.1 in.
	14.2 in.	27.8 in.
	113.9 days	106.2 days
	204 days	205 days
	86.0°	85.8°
	23.4°	21.7°
	7.3	7
	4	4.3
	48 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 Cumberland County with an average high temperature of 86.0°, which ranks it as warmer than most places in New Jersey. In Cumberland County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Cumberland County are September, June and May.

In Cumberland County, there are 17.9 days annually when the high temperature is over 90°, which is hotter than most places in New Jersey.

January has the coldest nighttime temperatures for Cumberland County with an average of 23.4°. This is warmer than most places in New Jersey.

In Cumberland County, there are 104.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in New Jersey.

In Cumberland County, there are 0.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in New Jersey.

The humidity is usually comfortable in Cumberland County but some summer months can be unpleasant. July is the most humid month, though humidity is low for most of the year. The most humid months in Cumberland County are July, August and June.

March is the wettest month in Cumberland County with 4.4 inches of rain, and the driest month is February with 2.9 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 44.7 inches in Cumberland County means that it is drier than most places in New Jersey.

April is the rainiest month in Cumberland County with 11.4 days of rain, and October is the driest month with only 8.1 rainy days. There are 113.9 rainy days annually in Cumberland County, which is less rainy than most places in New Jersey. The rainiest season is Summer when it rains 29% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 14.2 inches in Cumberland County means that it is less snowy than most places in New Jersey. February is the snowiest month in Cumberland County with 5.4 inches of snow, and 4 months of the year have significant snowfall.

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