Zip 19403 (Norristown, PA) Climate

The climate in 19403 Norristown, PA is typically humid and hot during the summer months, with temperatures often rising into the mid-90s. During the winter months, temperatures can drop down into the 20s and 30s, and there can be significant snowfall or icy conditions. Springtime in this area brings mild temperatures and occasional rainstorms, while autumn is generally pleasant with cool nights. The city enjoys an average of 211 sunny days a year, with June having the most hours of sunshine.

Norristown (zip 19403), Pennsylvania gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Norristown (zip 19403) averages 17 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 205 sunny days per year in Norristown (zip 19403). The US average is 205 sunny days.

Norristown (zip 19403) gets some kind of precipitation, on average, 104 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 21
Rain: averages 47 inches of rain a year
Snow: averages 17 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 19403 zip code is 7.3 (10=best), which means it is one of the most pleasant places in Pennsylvania.

8.6 Summer - 5.5 Winter

June, September and May are the most pleasant months in the 19403 zip code, while January and February are the least comfortable months.

Climate	Norristown, Pennsylvania	United States
	47.3 in.	38.1 in.
	16.6 in.	27.8 in.
	103.8 days	106.2 days
	205 days	205 days
	86.4°	85.8°
	21.3°	21.7°
	7.3	7
	4.1	4.3
	262 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 19403 zip code with an average high temperature of 86.4°, which ranks it as one of the hottest places in Pennsylvania. In the 19403 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 19403 zip code are September, June and May.

In the 19403 zip code, there are 22.3 days annually when the high temperature is over 90°, which is one of the hottest places in Pennsylvania.

January has the coldest nighttime temperatures for the 19403 zip code with an average of 21.3°. This is warmer than most places in Pennsylvania.

In the 19403 zip code, there are 113.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Pennsylvania.

In the 19403 zip code, there are 1.3 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 19403 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.

September is the wettest month in the 19403 zip code with 4.6 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 47.3 inches in the 19403 zip code means that it is wetter than most places in Pennsylvania.

May is the rainiest month in the 19403 zip code with 10.4 days of rain, and February is the driest month with only 7.2 rainy days. There are 103.8 rainy days annually in the 19403 zip code, which is one of the least rainy 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 16.6 inches in the 19403 zip code means that it is one of the least snowy places in Pennsylvania. February is the snowiest month in the 19403 zip code with 7.4 inches of snow, and 4 months of the year have significant snowfall.

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Leon · Norristown, PA

The Philadelphia area is a good place to live, but

Over 10 years ago

We've lived in PA for over 40 years and I still find describing municipal locations difficult. For example, according to the community, we live in "Jeffersonville." But More

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