Petersburg, Pennsylvania Weather
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Click for Special Weather Statement for Petersburg, Pennsylvania
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Weather Forecast for Petersburg, Pennsylvania : Mercer County
Issued: 1:20 am EDT Sep 5, 2025 Latitude: 41.4392212 Longitude: -80.2547857 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Fog on Overnight Mostly Cloudy on Friday 50% chance of rain on Saturday 20% chance of rain on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday
Low: 49°F High: 78°F High: 66°F High: 63°F High: 66°F High: 72°F High: 76°F High: 71°F
Low: 53°F Low: 46°F Low: 43°F Low: 44°F Low: 50°F Low: 52°F  
Fog Mostly Cloudy Rain Rain Sunny Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
MEADVILLE - (KGKJ)
55°
Mostly Cloudy
as of 1:53 AM EDST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Broken at 4100ft
Current Conditions at
FRANKLIN - (KFKL)
54°
Cloudy
Fog
as of 1:56 AM EDST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 1/4 Miles
Pressure: 29.87 in.
Flight Rule: LIFR
Wind Data
6 MPH
170° South
Cloud Level(s): Solid Overcast at 100ft
Current Conditions at
YOUNGSTOWN - (KYNG)
54°
Partly Cloudy
as of 1:51 AM EDST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Scattered at 4300ft
Current Conditions at
ERIE - (KERI)
54°
Clear
as of 1:51 AM EDST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
10 MPH
160° South
Cloud Level(s): Clear
Fog on Overnight Overnight... Areas of fog. Otherwise, mostly cloudy, with a low around 49. Southeast wind 3 to 5 mph.
Mostly Cloudy on Friday Friday... Mostly cloudy, then gradually becoming sunny, with a high near 78. Southwest wind 10 to 17 mph, with gusts as high as 30 mph.
40% chance of rain Friday Night Friday Night... A slight chance of showers before 9pm, then a chance of showers after 11pm. Increasing clouds, with a low around 53. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
50% chance of rain Saturday Saturday... A chance of showers, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 66. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 46. Light and variable wind.
20% chance of rain Sunday Sunday... A slight chance of showers before 2pm. Mostly sunny, with a high near 63. Chance of precipitation is 20%.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 43.
Sunny on Monday Monday... Sunny, with a high near 66.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 44.
Sunny on Tuesday Tuesday... Sunny, with a high near 72.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 50.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 76.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 52.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 71.
Current Radar Image


Sun Almanac for Petersburg, Pennsylvania
Sunrise: 06:52 AM
Sunset: 7:47 PM
Civil Sunrise:06:24 AM
Civil Sunset: 8:15 PM
Nautical Sunrise: 05:50 AM
Nautical Sunset: 8:49 PM
Astro Sunrise: 05:15 AM
Astro Sunset: 9:24 PM
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