Armstrong, Pennsylvania Weather
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Weather Forecast for Armstrong, Pennsylvania : Butler County
Issued: 4:01 am EDT Oct 18, 2025 Latitude: 41.0942279 Longitude: -80.0517246 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Today Cloudy on Tonight 90% chance of rain on Sunday 20% chance of on Monday 60% chance of rain on Tuesday 60% chance of rain on Wednesday 30% chance of on Thursday 30% chance of on Friday
High: 76°F Low: 56°F High: 75°F High: 59°F High: 61°F High: 52°F High: 56°F High: 60°F
Low: 42°F Low: 40°F Low: 37°F Low: 36°F Low: 36°F  
Mostly Cloudy Cloudy Rain Partly Sunny Rain Rain Partly Sunny Partly Sunny
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Current Conditions at
FRANKLIN - (KFKL)
50°
Clear
as of 5:56 AM EDST
Rel. Humidity: 66%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
BUTLER COUNTY - (KBTP)
43°
Clear
as of 5:56 AM EDST
Rel. Humidity: 93%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
BEAVER FALLS - (KBVI)
50°
Clear
as of 6:15 AM EDST
Rel. Humidity: 71%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
YOUNGSTOWN - (KYNG)
45°
Cloudy
as of 5:51 AM EDST
Rel. Humidity: 81%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
7 MPH
110° East
Cloud Level(s): Few at 6000ft, Scattered at 10000ft, Solid Overcast at 14000ft
Mostly Cloudy on Today Today... Mostly cloudy, then gradually becoming sunny, with a high near 76. South wind 5 to 10 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 56. South wind 6 to 8 mph.
90% chance of rain Sunday Sunday... Showers, mainly after 2pm. High near 75. Breezy, with a south wind 13 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
90% chance of rain Sunday Night Sunday Night... Showers. Patchy fog after 1am. Low around 42. Southwest wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
20% chance of Monday Monday... A slight chance of showers before 2pm. Partly sunny, with a high near 59. West wind 13 to 15 mph. Chance of precipitation is 20%.
20% chance of rain Monday Night Monday Night... A slight chance of showers after 2am. Mostly clear, with a low around 40. Chance of precipitation is 20%.
60% chance of rain Tuesday Tuesday... Showers likely after 8am. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
60% chance of rain Tuesday Night Tuesday Night... Showers likely, mainly after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
60% chance of rain Wednesday Wednesday... Showers likely, mainly before 8am. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
40% chance of rain Wednesday Night Wednesday Night... A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
30% chance of Thursday Thursday... A chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 30%.
30% chance of rain Thursday Night Thursday Night... A chance of showers. Partly cloudy, with a low around 36. Chance of precipitation is 30%.
30% chance of Friday Friday... A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Armstrong, Pennsylvania
Sunrise: 07:36 AM
Sunset: 6:35 PM
Civil Sunrise:07:08 AM
Civil Sunset: 7:03 PM
Nautical Sunrise: 06:36 AM
Nautical Sunset: 7:35 PM
Astro Sunrise: 06:04 AM
Astro Sunset: 8:07 PM
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