Zip 18351 (Portland, PA) Climate

In 18351 Portland, PA the climate is generally mild and temperate. Summers are warm but not too hot, with temperatures reaching an average high of 81°F in July and August. Winters are fairly cool with temperatures reaching a low of around 25°F in January and February. Precipitation levels are relatively high year-round, with an average of around 45 inches of rain annually. Snowfall is also common in the winter months, with an average of around 31 inches each year. Overall, the climate in 18351 Portland is pleasant and moderate through all four seasons.

Portland (zip 18351), Pennsylvania gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Portland (zip 18351) averages 34 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 Portland (zip 18351). The US average is 205 sunny days.

Portland (zip 18351) gets some kind of precipitation, on average, 131 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 18
Rain: averages 48 inches of rain a year
Snow: averages 34 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 18351 zip code is 7.0 (10=best), which means it is more comfortable than most places in Pennsylvania.

8.9 Summer - 5 Winter

June, September and August are the most pleasant months in the 18351 zip code, while January and February are the least comfortable months.

Climate	Portland, Pennsylvania	United States
	Unlock	38.1 in.
	34.2 in.	Unlock
	Unlock	106.2 days
	204 days	Unlock
	84.2°	85.8°
	Unlock	21.7°
	7	Unlock
	Unlock	4.3
	598 ft.	Unlock

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 18351 zip code with an average high temperature of 84.2°, which ranks it as warmer than most places in Pennsylvania. In the 18351 zip code, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 18351 zip code are June, September and August.

In the 18351 zip code, there are 12.5 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 18351 zip code with an average of 17.5°. This is colder than most places in Pennsylvania.

In the 18351 zip code, there are 135.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Pennsylvania.

In the 18351 zip code, there are 3.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Pennsylvania.

The humidity is usually comfortable in the 18351 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 18351 zip code with 4.6 inches of rain, and the driest month is February with 2.8 inches. The wettest season is Autumn with 28% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 48.1 inches in the 18351 zip code means that it is one of the wettest places in Pennsylvania.

May is the rainiest month in the 18351 zip code with 13.3 days of rain, and February is the driest month with only 9.3 rainy days. There are 130.8 rainy days annually in the 18351 zip code, which is about average compared to other 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 34.2 inches in the 18351 zip code means that it is snowier than most places in Pennsylvania. January is the snowiest month in the 18351 zip code with 10.8 inches of snow, and 6 months of the year have significant snowfall.

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