The remote server returned an error: (400) Bad Request.The remote server returned an error: (400) Bad Request. 2025 Compare Climate & Weather: Slippery Rock, PA vs Williamsburg, VA

2025 Compare Climate & Weather:
Slippery Rock, PA vs Williamsburg, VA

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Highlights

On average, there are 209 sunny days per year in Williamsburg. Slippery Rock averages 163 sunny days per year. The US average is 205 sunny days.

Williamsburg, Virginia gets 47.2 inches of rain, on average, per year. Slippery Rock, Pennsylvania gets 42.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Williamsburg averages 6.5 inches of snow per year. Slippery Rock averages 39.4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Williamsburg, Virginia
Summer High:
the July high is around 87.8 degrees
Winter Low: the January low is 30
Rain: averages 47.2 inches of rain a year
Snow: averages 6.5 inches of snow a year

Slippery Rock, Pennsylvania
Summer High:
the July high is around 82.1 degrees
Winter Low: the January low is 17.9
Rain: averages 42.8 inches of rain a year
Snow: averages 39.4 inches of snow a year

BestPlaces Comfort Index
Williamsburg

The annual BestPlaces Comfort Index for Williamsburg is 7.4 (10=best), which means it is more comfortable than most places in Virginia.

7.4 / 10
May, October and September are the most pleasant months in Williamsburg, while January and July are the least comfortable months.

Slippery Rock

The annual BestPlaces Comfort Index for Slippery Rock borough is 6.7 (10=best), which means it is less comfortable than most places in Pennsylvania.

6.7 / 10
August, July and June are the most pleasant months in Slippery Rock borough, while January and December are the least comfortable months.

Average Monthly High / Low (°F)
MonthSlippery Rock, PAWilliamsburg, VA
January35° / 18°48° / 30°
February38° / 19°51° / 32°
March47° / 26°59° / 38°
April60° / 36°69° / 47°
May70° / 46°77° / 56°
June78° / 55°84° / 65°
July82° / 59°88° / 69°
August81° / 57°86° / 68°
September74° / 50°80° / 62°
October63° / 39°71° / 50°
November51° / 32°62° / 41°
December39° / 23°52° / 33°
Hot, Freezing, Rainy, Snowy Days: Slippery Rock / Williamsburg
MonthHot DaysFreezing DaysRainy DaysSnowy Days
January0 / 027 / 1916 / 1010 / 1
February0 / 024 / 1613 / 107 / 1
March0 / 022 / 913 / 104 / 0
April0 / 012 / 114 / 101 / 0
May0 / 12 / 014 / 110 / 0
June1 / 60 / 013 / 100 / 0
July2 / 100 / 012 / 110 / 0
August2 / 70 / 010 / 100 / 0
September0 / 20 / 011 / 80 / 0
October0 / 07 / 013 / 80 / 0
November0 / 016 / 514 / 92 / 0
December0 / 025 / 1516 / 107 / 1
July is the hottest month for Slippery Rock borough with an average high temperature of 82.1°, which ranks it as cooler than most places in Pennsylvania. In Slippery Rock borough, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Slippery Rock borough are June, August and September.

July is the hottest month for Williamsburg with an average high temperature of 87.8°, which ranks it as warmer than most places in Virginia. In Williamsburg, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Williamsburg are May, September and June.
January has the coldest nighttime temperatures for Slippery Rock borough with an average of 17.9°. This is colder than most places in Pennsylvania.

January has the coldest nighttime temperatures for Williamsburg with an average of 30.0°. This is one of the warmest places in Virginia.

In Slippery Rock borough, there are 6.0 days annually when the high temperature is over 90°, which is cooler than most places in Pennsylvania.

In Williamsburg, there are 26.7 days annually when the high temperature is over 90°, which is hotter than most places in Virginia.

In Slippery Rock borough, there are 135.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Pennsylvania.

In Williamsburg, there are 64.6 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Virginia.

In Slippery Rock borough, there are 5.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Pennsylvania.

In Williamsburg, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Virginia.

June is the wettest month in Slippery Rock borough with 4.5 inches of rain, and the driest month is February with 2.4 inches. The wettest season is Autumn with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 42.8 inches in Slippery Rock borough means that it is about average compared to other places in Pennsylvania.


August is the wettest month in Williamsburg with 5.1 inches of rain, and the driest month is February with 3.1 inches. The wettest season is Autumn with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 47.2 inches in Williamsburg means that it is one of the wettest places in Virginia.

January is the rainiest month in Slippery Rock borough with 16.2 days of rain, and August is the driest month with only 10.4 rainy days. There are 158.1 rainy days annually in Slippery Rock borough, which is rainier than most places in Pennsylvania. The rainiest season is Spring when it rains 28% of the time and the driest is Autumn with only a 22% chance of a rainy day.

July is the rainiest month in Williamsburg with 11.3 days of rain, and October is the driest month with only 7.5 rainy days. There are 116.2 rainy days annually in Williamsburg, which is about average compared to other places in Virginia. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 21% chance of a rainy day.

An annual snowfall of 39.4 inches in Slippery Rock borough means that it is snowier than most places in Pennsylvania.

An annual snowfall of 6.5 inches in Williamsburg means that it is less snowy than most places in Virginia.
January is the snowiest month in Slippery Rock borough with 11.9 inches of snow, and 6 months of the year have significant snowfall.

January is the snowiest month in Williamsburg with 2.6 inches of snow, and 3 months of the year have significant snowfall.

DID YOU KNOW?

Many people confuse Weather and Climate, but they are different. Weather refers to the conditions of the atmosphere over a short period of time, while Climate refers to the conditions of the atmosphere over a long period of time.

Weather, more specifically, refers to how the atmosphere behaves and its effects on life and human activities. Most people think of Weather in terms of what can be observed: temperature, humidity, precipitation, and cloudy/sunny conditions. Weather conditions constantly change on a minute-to-minute basis.

Climate is a record of the average weather conditions for a given place over a long period of time, often referred to as Climate Normals. A 30-year period of record is a common requirement to be considered a Climate Normal.

Reviews for Slippery Rock    2 Reviews

Over 16 years ago

Hi. I'd like to know if you still feel the same way about living in Broomfield. I went there this past July to check it out (along with Lafayette, Boulder (can't  More

   |    Reply

Over 16 years ago

Apex is perfect for what you are looking for. It's close enough to Raleigh, Durham, Chapel Hill to find a job and Cary the next town over, is a little more expensive but  More

   |    Reply

Start Your Review of Slippery Rock

Reviews for Williamsburg    2 Reviews

Over 16 years ago

Hi. I'd like to know if you still feel the same way about living in Broomfield. I went there this past July to check it out (along with Lafayette, Boulder (can't  More

   |    Reply

Over 16 years ago

Apex is perfect for what you are looking for. It's close enough to Raleigh, Durham, Chapel Hill to find a job and Cary the next town over, is a little more expensive but  More

   |    Reply

Start Your Review of Williamsburg

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