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Westmont, Pennsylvania Weather Forecast
Westmont, Pennsylvania Weather
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Weather Forecast for Westmont, Pennsylvania : Lebanon County
Issued: 2:51 am EST Jan 23, 2026 Latitude: 40.3481471 Longitude: -76.4696863 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Sunny on Today Mostly Clear on Tonight Partly Sunny on Saturday 100% chance of snow & sleet on Sunday 30% chance of snow on Monday Mostly Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday
High: 31°F Low: 5 °F High: 18°F High: 21°F High: 25°F High: 20°F High: 22°F High: 19°F
Low: 12°F Low: 17°F Low: 2°F Low: 2°F Low: 4°F  
Mostly Sunny Mostly Clear Partly Sunny Snow & Sleet Snow Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
MUIR AAF - (KMUI)
32°
Clear
as of 3:55 AM EST
Rel. Humidity: 31%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
7 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
LANCASTER - (KLNS)
25°
Clear
as of 3:53 AM EST
Rel. Humidity: 53%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MIDDLETWN/HARRISB - (KMDT)
23°
Mostly Clear
as of 3:56 AM EST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Few at 20000ft
Current Conditions at
HARRISBURG - (KCXY)
23°
Clear
as of 3:56 AM EST
Rel. Humidity: 62%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 31. West wind 8 to 18 mph, with gusts as high as 30 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 5. Wind chill values as low as -10. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 18. Wind chill values as low as -10. North wind 6 to 10 mph.

90% chance of snow Saturday Night Saturday Night... Snow, mainly after 1am. The snow could be heavy at times. Low around 12. Wind chill values as low as zero. Calm wind becoming east 5 to 7 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

100% chance of snow & sleet Sunday Sunday... Snow before 1pm, then snow, possibly mixed with sleet. The snow could be heavy at times. High near 21. East wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 7 to 11 inches possible.

90% chance of snow Sunday Night Sunday Night... Snow. Low around 17. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

30% chance of snow Monday Monday... A chance of snow before 1pm. Mostly cloudy, with a high near 25. Blustery. Chance of precipitation is 30%.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 2.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 20.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 2.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 22.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 4.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 19.

Current Radar Image


Sun Almanac for Westmont, Pennsylvania
Sunrise: 07:22 AM
Sunset: 5:13 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:43 PM
Nautical Sunrise: 06:20 AM
Nautical Sunset: 6:16 PM
Astro Sunrise: 05:47 AM
Astro Sunset: 6:48 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.