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Williamsburg, Pennsylvania Weather Forecast
Williamsburg, Pennsylvania Weather
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Weather Forecast for Williamsburg, Pennsylvania : Blair County
Issued: 7:36 am EST Dec 7, 2025 Latitude: 40.4620172 Longitude: -78.199732 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Cloudy on This Afternoon Mostly Cloudy on Tonight Mostly Sunny on Monday Mostly Cloudy on Tuesday 70% chance of rain on Wednesday 30% chance of rain & snow on Thursday 40% chance of snow on Friday 30% chance of snow on Saturday
High: 38°F Low: 18°F High: 28°F High: 34°F High: 45°F High: 37°F High: 34°F High: 25°F
Low: 9 °F Low: 26°F Low: 29°F Low: 26°F Low: 16°F  
Cloudy Mostly Cloudy Mostly Sunny Mostly Cloudy Rain Rain & Snow Snow Snow
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Current Conditions at
ALTOONA - (KAOO)
34°
Feels like 26°F
Cloudy
as of 11:53 AM EST
Rel. Humidity: 74%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: MVFR
Wind Data
9 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
UNIVERSITY PARK - (KUNV)
34°
Cloudy
as of 11:53 AM EST
Rel. Humidity: 69%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
7 MPH
220° Southwest
Cloud Level(s): Solid Overcast at 2700ft
Current Conditions at
JOHNSTOWN - (KJST)
30°
Cloudy
as of 11:54 AM EST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: MVFR
Wind Data
8 MPH
240° Southwest
Cloud Level(s): Solid Overcast at 1800ft
Current Conditions at
CLEARFIELD - (KFIG)
30°
Cloudy
as of 11:54 AM EST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: MVFR
Wind Data
7 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 1800ft
Cloudy on This Afternoon This Afternoon... Cloudy, with a high near 38. Southwest wind around 6 mph.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 18. West wind 6 to 8 mph becoming north after midnight.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 28. North wind 5 to 7 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 9. Calm wind.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 34. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

20% chance of freezing rain Tuesday Night Tuesday Night... A slight chance of freezing rain after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.

70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.

40% chance of rain Wednesday Night Wednesday Night... A chance of rain before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

30% chance of rain & snow Thursday Thursday... A chance of rain and snow after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

50% chance of snow Thursday Night Thursday Night... A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.

40% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.

30% chance of snow Friday Night Friday Night... A chance of snow. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.

30% chance of snow Saturday Saturday... A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.

Current Radar Image


Sun Almanac for Williamsburg, Pennsylvania
Sunrise: 07:23 AM
Sunset: 4:46 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:17 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:51 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:24 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.