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Apollo, Pennsylvania Weather Forecast
Apollo, Pennsylvania Weather
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Weather Forecast for Apollo, Pennsylvania : Armstrong County
Issued: 1:29 pm EST Jan 18, 2026 Latitude: 40.5814546 Longitude: -79.5664333 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight M.L.King Day Tuesday Wednesday Thursday Friday Saturday
20% chance of snow on This Afternoon 60% chance of snow on Tonight 30% chance of snow on M.L.King Day Partly Sunny on Tuesday 50% chance of rain & snow on Wednesday 40% chance of snow on Thursday Partly Sunny on Friday 40% chance of snow on Saturday
High: 24°F Low: 16°F High: 26°F High: 17°F High: 37°F High: 30°F High: 27°F High: 24°F
Low: 5 °F Low: 7°F Low: 24°F Low: 10°F Low: 13°F  
Snow Snow Snow Partly Sunny Rain & Snow Snow Partly Sunny Snow
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Current Conditions at
STEWART FIELD - (KIDI)
21°
Mostly Cloudy
Haze
as of 2:35 PM EST
Rel. Humidity: 73%
Dew Point: 14°F
Visibility: 3 Miles
Pressure: 29.92 in.
Flight Rule: MVFR
Wind Data
3 MPH
180° South
Cloud Level(s): Broken at 2600ft, Broken at 3300ft
Current Conditions at
JOHNSTOWN - (KJST)
18°
Cloudy
as of 2:38 PM EST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
8 MPH
290° West
Cloud Level(s): Scattered at 2300ft, Solid Overcast at 3100ft
20% chance of snow This Afternoon This Afternoon... A slight chance of snow before 4pm. Mostly cloudy, with a high near 24. West wind around 7 mph. Chance of precipitation is 20%.

60% chance of snow Tonight Tonight... Snow likely, mainly between 2am and 4am. Mostly cloudy, with a low around 16. South wind 3 to 8 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

30% chance of snow M.L.King Day M.L.King Day... A chance of snow before 7am, then a chance of snow showers between 7am and 4pm. Mostly cloudy, with a high near 26. Breezy, with a west wind 14 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 5. Wind chill values as low as -9. West wind 10 to 18 mph, with gusts as high as 30 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 17. West wind 10 to 15 mph, with gusts as high as 29 mph.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 7.

50% chance of rain & snow Wednesday Wednesday... A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.

60% chance of rain & snow Wednesday Night Wednesday Night... Rain and snow showers likely, becoming all snow after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

40% chance of snow Thursday Thursday... A chance of snow showers before 1pm. Partly sunny, with a high near 30. Chance of precipitation is 40%.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 10.

Partly Sunny on Friday Friday... Partly sunny, with a high near 27.

30% chance of snow Friday Night Friday Night... A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.

40% chance of snow Saturday Saturday... A chance of snow showers. Partly sunny, with a high near 24. Chance of precipitation is 40%.

Current Radar Image


Sun Almanac for Apollo, Pennsylvania
Sunrise: 07:38 AM
Sunset: 5:19 PM
Civil Sunrise:07:08 AM
Civil Sunset: 5:49 PM
Nautical Sunrise: 06:35 AM
Nautical Sunset: 6:23 PM
Astro Sunrise: 06:02 AM
Astro Sunset: 6:55 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.