Zip 18106 (Allentown, PA) Climate

The climate in 18106 Allentown, PA is generally mild and wet. The summers are usually warm and humid, with temperatures reaching an average high of around 84°F (29°C). The winters tend to be cold and wet, with occasional snowfall and temperatures dropping to an average low of around 20°F (-7°C). Rainfall averages out to around 40 inches (101 cm) annually. Overall, the weather in 18106 Allentown is temperate compared to other parts of the United States.

Allentown (zip 18106), Pennsylvania gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Allentown (zip 18106) averages 24 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 Allentown (zip 18106). The US average is 205 sunny days.

Allentown (zip 18106) gets some kind of precipitation, on average, 110 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 18
Rain: averages 46 inches of rain a year
Snow: averages 24 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 18106 zip code 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 the 18106 zip code, while January and February are the least comfortable months.

Climate	Allentown, Pennsylvania	United States
	46.3 in.	38.1 in.
	24.0 in.	27.8 in.
	110.2 days	106.2 days
	204 days	205 days
	85.0°	85.8°
	18.2°	21.7°
	7.1	7
	3.8	4.3
	400 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 the 18106 zip code with an average high temperature of 85.0°, which ranks it as warmer than most places in Pennsylvania. In the 18106 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 18106 zip code are September, June and August.

In the 18106 zip code, there are 16.3 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 18106 zip code with an average of 18.2°. This is colder than most places in Pennsylvania.

In the 18106 zip code, there are 133.3 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Pennsylvania.

In the 18106 zip code, there are 2.7 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 the 18106 zip code 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 the 18106 zip code with 4.9 inches of rain, and the driest month is February with 2.8 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 46.3 inches in the 18106 zip code means that it is wetter than most places in Pennsylvania.

May is the rainiest month in the 18106 zip code with 10.6 days of rain, and February is the driest month with only 7.8 rainy days. There are 110.2 rainy days annually in the 18106 zip code, which is one of the least rainy places in Pennsylvania. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 24.0 inches in the 18106 zip code means that it is less snowy than most places in Pennsylvania. February is the snowiest month in the 18106 zip code with 8.0 inches of snow, and 6 months of the year have significant snowfall.

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