Weather for Allentown, Pennsylvania
Current Weather
Humidity: 76%
Heat Index: 31.8°F
Feels Like: 31.8°F
Wind: WSW 1.2 mph
Wind Gusts: 3 mph
Wind Chill: 31.8°F
Dew Point: 31.8°F
Chance of Precipitation: 10%
Precipitation: 0 in
Cloud Cover: 50%
Visibility: 10 mi
UV Index: 0
Five Day Weather Forecast
Thu
H: 46°F
L: 25°F
Fri
H: 26°F
L: 19°F
Sat
H: 28°F
L: 17°F
Sun
H: 33°F
L: 13°F
Mon
H: 39°F
L: 20°F
Air Quality
Nitrogen Dioxide: 22.35 μg/m3
Sulphur Dioxide: 8.65 μg/m3
Ozone: 36 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 4:41 PM
Daylight: 9 hrs 17 mins
Moon Transit: 4:33 PM
Moonset: 10:22 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%
Best Times for Fishing or Hunting
Major Periods
5:40 AM - 8:10 AM4:03 PM - 6:33 PM
Minor Periods
9:52 PM - 11:22 PM10:25 AM - 11:55 AM
Action Rating: 2 out of 5
Winter Storm Watch issued December 24 at 1:11PM EST until December 27 at 10:00AM EST by NWS Mount Holly NJ
Effective: Wed December 24, 2025, 1:11 PM
Expires: Thu December 25, 2025, 4:00 AM
* WHAT...Heavy mixed precipitation possible. Total snow accumulations between 4 and 6 inches and ice accumulations up to two tenths of an inch possible. * WHERE...Portions of east central, northeast, and southeast Pennsylvania. * WHEN...From Friday afternoon through Saturday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday evening commute.
Monitor the latest forecasts for updates on this situation. Persons should consider delaying all travel. If travel is absolutely necessary, drive with extreme caution. Consider taking a winter storm kit along with you, including such items as tire chains, booster cables, flashlight, shovel, blankets and extra clothing. Also take water, a first aid kit, and anything else that would help you survive in case you become stranded.
Winter Storm Watch issued December 24 at 1:11PM EST until December 27 at 10:00AM EST by NWS Mount Holly NJ
Effective: Wed December 24, 2025, 1:11 PM
Expires: Thu December 25, 2025, 4:00 AM
* WHAT...Heavy snow possible. Total snow accumulations between 5 and 8 inches possible. * WHERE...Portions of central, northern, and northwest New Jersey and northeast Pennsylvania. * WHEN...From Friday afternoon through Saturday morning. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday evening commute.
Monitor the latest forecasts for updates on this situation. Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.
Winter Storm Watch issued December 24 at 2:15PM EST until December 27 at 7:00AM EST by NWS State College PA
Effective: Wed December 24, 2025, 2:15 PM
Expires: Thu December 25, 2025, 4:00 AM
* WHAT...Heavy mixed precipitation possible. Total snow and sleet accumulations between 3 and 5 inches and ice accumulations between one tenth and two tenths of an inch possible. * WHERE...A portion of central Pennsylvania. * WHEN...From Friday morning through Saturday morning. * IMPACTS...Hazardous travel conditions are likely. Plan on slippery road conditions. The hazardous conditions could impact the Friday morning and evening commutes.
Monitor the latest forecasts for updates on this situation.
Weather Forecast
Average Temperature: 33.1°F
Average Humidity: 80%
Wind: 13.2 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 19.72 μg/m3
Sulphur Dioxide: 7.79 μg/m3
Ozone: 41.4 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 4:41 PM
Daylight: 9 hrs 17 mins
Moon Transit: 4:33 PM
Moonset: 10:22 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%
Best Times for Fishing or Hunting
Major Periods
5:40 AM - 8:10 AM4:03 PM - 6:33 PM
Minor Periods
9:52 PM - 11:22 PM10:25 AM - 11:55 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 22.3°F
Average Humidity: 55%
Wind: 11 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 10.72 μg/m3
Sulphur Dioxide: 3.14 μg/m3
Ozone: 65.48 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 4:41 PM
Daylight: 9 hrs 17 mins
Moon Transit: 12:00 AM
Moonset: 11:29 PM
Moon Phase: First Quarter
Moon Illumination: 40.5%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM6:24 AM - 8:54 AM
Minor Periods
12:00 AM - 12:00 AM10:46 AM - 12:16 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 23.4°F
Average Humidity: 89%
Wind: 11.2 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 19.48 μg/m3
Sulphur Dioxide: 3.96 μg/m3
Ozone: 49.96 μg/m3
Astronomical
Sun Transit: 12:03 AM
Sunset: 4:42 PM
Daylight: 9 hrs 18 mins
Moon Transit: 4:23 AM
Moonset: 12:29 AM
Moon Phase: First Quarter
Moon Illumination: 51.8%
Best Times for Fishing or Hunting
Major Periods
3:53 AM - 6:23 AM3:53 AM - 6:23 AM
Minor Periods
11:08 AM - 12:38 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 23.3°F
Average Humidity: 96%
Wind: 6.7 mph
UV Index: 0.3
Air Quality
Nitrogen Dioxide: 20.1 μg/m3
Sulphur Dioxide: 3.9 μg/m3
Ozone: 43.46 μg/m3
Astronomical
Sun Transit: 12:03 AM
Sunset: 4:43 PM
Daylight: 9 hrs 18 mins
Moon Transit: 6:50 PM
Moonset: 12:40 AM
Moon Phase: First Quarter
Moon Illumination: 63.0%
Best Times for Fishing or Hunting
Major Periods
7:56 AM - 10:26 AM6:20 PM - 8:50 PM
Minor Periods
11:32 AM - 1:02 PM12:10 AM - 1:40 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 32.3°F
Average Humidity: 93%
Wind: 21.3 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:04 AM
Sunset: 4:44 PM
Daylight: 9 hrs 19 mins
Moon Transit: 7:42 PM
Moonset: 1:52 AM
Moon Phase: First Quarter
Moon Illumination: 73.5%
Best Times for Fishing or Hunting
Major Periods
8:46 AM - 11:16 AM7:12 PM - 9:42 PM
Minor Periods
12:00 AM - 1:30 PM1:22 AM - 2:52 AM
Action Rating: 2 out of 5