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Arlington Knolls, Pennsylvania Weather Forecast
Arlington Knolls, Pennsylvania Weather
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Weather Forecast for Arlington Knolls, Pennsylvania : Lehigh County
Issued: 4:10 am EST Dec 18, 2025 Latitude: 40.6567634 Longitude: -75.4968501 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on Today 100% chance of thunderstorms on Tonight 80% chance of thunderstorms on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Sunny on Monday 30% chance of rain & snow on Tuesday Partly Sunny on Wednesday
High: 46°F Low: 39 °F High: 35 °F High: 38°F High: 44°F High: 35°F High: 39°F High: 44°F
Low: 25°F Low: 31°F Low: 23°F Low: 23°F Low: 31°F  
Mostly Sunny Thunderstorms Thunderstorms Partly Sunny Mostly Sunny Sunny Rain & Snow Partly Sunny
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Current Conditions at
QUAKERTOWN - (KUKT)
41°
Clear
as of 10:35 AM EST
Rel. Humidity: 65%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
8 MPH
120° Southeast
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 46. Calm wind becoming southeast around 5 mph in the afternoon.

100% chance of thunderstorms Tonight Tonight... Rain, with thunderstorms also possible after 4am. Temperature falling to near 39 by 8pm, then rising to around 53 during the remainder of the night. East wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

80% chance of thunderstorms Friday Friday... Rain and possibly a thunderstorm before 7am, then rain between 7am and 1pm. Temperature falling to around 35 by 5pm. Breezy, with a west wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 25. West wind 10 to 15 mph, with gusts as high as 25 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 38. West wind around 5 mph becoming south in the afternoon.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 31.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 44.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 23.

Sunny on Monday Monday... Sunny, with a high near 35.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 23.

30% chance of rain & snow Tuesday Tuesday... A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 44.

Sun Almanac for Arlington Knolls, Pennsylvania
Sunrise: 07:21 AM
Sunset: 4:37 PM
Civil Sunrise:06:50 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:15 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.