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Petersburg, Pennsylvania Weather Forecast
Petersburg, Pennsylvania Weather
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Weather Forecast for Petersburg, Pennsylvania : Mercer County
Issued: 11:53 pm EST Dec 14, 2025 Latitude: 41.4392212 Longitude: -80.2547857 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
70% chance of snow on Tonight 20% chance of snow on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 80% chance of rain on Thursday Mostly Cloudy on Friday 30% chance of rain on Saturday 30% chance of rain on Sunday
Low: 12°F High: 18°F High: 29°F High: 37°F High: 46°F High: 25°F High: 40°F High: 38°F
Low: 10°F Low: 24°F Low: 27°F Low: 20°F Low: 17°F Low: 30°F  
Snow Snow Partly Sunny Mostly Cloudy Rain Mostly Cloudy Rain Rain
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Current Conditions at
MEADVILLE - (KGKJ)
16°
Cloudy
Light Snow Mist
as of 10:53 PM EST
Rel. Humidity: 85%
Dew Point: 12°F
Visibility: 2 1/2 Miles
Pressure: 30.33 in.
Flight Rule: IFR
Wind Data
6 MPH
280° West
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
FRANKLIN - (KFKL)
12°
Cloudy
Light Snow Mist
as of 11:34 PM EST
Rel. Humidity: 92%
Dew Point: 10°F
Visibility: 6 Miles
Pressure: 30.33 in.
Flight Rule: MVFR
Wind Data
5 MPH
260° West
Cloud Level(s): Scattered at 1400ft, Solid Overcast at 2700ft
Current Conditions at
YOUNGSTOWN - (KYNG)
12°
Cloudy
Light Snow Mist
as of 11:23 PM EST
Rel. Humidity: 85%
Dew Point: 9°F
Visibility: 2 1/2 Miles
Pressure: 30.40 in.
Flight Rule: IFR
Wind Data
8 MPH
250° West
Cloud Level(s): Solid Overcast at 2500ft
Current Conditions at
ERIE - (KERI)
21°
Feels like 10°F
Cloudy
as of 10:51 PM EST
Rel. Humidity: 67%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.38 in.
Flight Rule: MVFR
Wind Data
9 MPH
Gust: 20 MPH
320° Northwest
Cloud Level(s): Broken at 2500ft, Solid Overcast at 3000ft
70% chance of snow Tonight Tonight... Snow showers likely, mainly before 2am. Mostly cloudy, with a low around 12. West wind 8 to 10 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.
20% chance of snow Monday Monday... A slight chance of snow showers between 2pm and 3pm. Mostly cloudy, with a high near 18. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 10. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 29. South wind 6 to 10 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 24. South wind 10 to 14 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 37.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 27.
80% chance of rain Thursday Thursday... Rain, mainly after 1pm. High near 46. Chance of precipitation is 80%.
90% chance of rain & snow Thursday Night Thursday Night... Rain before 1am, then a chance of rain and snow. Low around 20. Chance of precipitation is 90%.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 25.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 17.
30% chance of rain Saturday Saturday... A chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
50% chance of rain Saturday Night Saturday Night... A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
30% chance of rain Sunday Sunday... A chance of rain. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Petersburg, Pennsylvania
Sunrise: 07:40 AM
Sunset: 4:52 PM
Civil Sunrise:07:08 AM
Civil Sunset: 5:23 PM
Nautical Sunrise: 06:34 AM
Nautical Sunset: 5:58 PM
Astro Sunrise: 06:00 AM
Astro Sunset: 6:32 PM
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