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Arch Rock, Pennsylvania Weather Forecast
Arch Rock, Pennsylvania Weather
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Weather Forecast for Arch Rock, Pennsylvania : Juniata County
Issued: 2:06 am EST Jan 9, 2026 Latitude: 40.6075756 Longitude: -77.4183239 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
80% chance of rain on Today Cloudy on Tonight 90% chance of rain on Saturday 20% chance of rain & snow on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday 30% chance of rain on Wednesday Partly Sunny on Thursday
High: 52°F Low: 38°F High: 42°F High: 39°F High: 39°F High: 45°F High: 44°F High: 36°F
Low: 35°F Low: 27°F Low: 29°F Low: 31°F Low: 27°F  
Rain Cloudy Rain Rain & Snow Mostly Sunny Partly Sunny Rain Partly Sunny
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Current Conditions at
UNIVERSITY PARK - (KUNV)
45°
Feels like 39°F
Clear
as of 5:35 AM EST
Rel. Humidity: 70%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
10 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
SELINSGROVE - (KSEG)
32°
Clear
as of 4:53 AM EST
Rel. Humidity: 92%
Dew Point: 30°F
Visibility: 9 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
HARRISBURG - (KCXY)
36°
Clear
as of 4:56 AM EST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 7 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
3 MPH
130° Southeast
Cloud Level(s): Clear
Current Conditions at
MUIR AAF - (KMUI)
36°
Mostly Cloudy
as of 4:55 AM EST
Rel. Humidity: 100%
Dew Point: 36°F
Visibility: 9 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
3 MPH
050° Northeast
Cloud Level(s): Few at 17000ft, Broken at 19000ft
80% chance of rain Today Today... Periods of rain, mainly after noon. High near 52. East wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Cloudy on Tonight Tonight... Cloudy, with a low around 38. Light and variable wind.
90% chance of rain Saturday Saturday... Rain, mainly after 1pm. Patchy fog between 8am and noon. High near 42. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
60% chance of rain Saturday Night Saturday Night... Rain likely before 1am, then a slight chance of showers after 1am. Patchy fog before 7pm. Otherwise, mostly cloudy, with a low around 35. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
20% chance of rain & snow Sunday Sunday... A slight chance of snow showers before 10am, then a slight chance of rain showers between 10am and 1pm, then a slight chance of snow showers after 1pm. Mostly sunny, with a high near 39. West wind 6 to 15 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 27.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 39.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 29.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 45.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.
30% chance of rain Wednesday Wednesday... A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 27.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 36.
Current Radar Image


Sun Almanac for Arch Rock, Pennsylvania
Sunrise: 07:33 AM
Sunset: 5:01 PM
Civil Sunrise:07:03 AM
Civil Sunset: 5:31 PM
Nautical Sunrise: 06:29 AM
Nautical Sunset: 6:05 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 6:38 PM
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