December

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December

Allentown Weather December

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November

January

Temperatures trend during December in Allentown

See the weather trend as well as the moving average line

December weather in Allentown day by day

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November January

Date	Weather	Temperatures	Rain	Snow
Dec. 1	Overcast	2° /-4°	0 mm	0 cm
Dec. 2	Light snow	2° /-3°	61.6 mm	1.2 cm
Dec. 3	Patchy rain possible	4° /-4°	0.1 mm	0 cm
Dec. 4	Overcast	3° /-5°	0.1 mm	0 cm
Dec. 5	Light freezing rain	0° /-4°	1 mm	0 cm
Dec. 6	Overcast	1° /-4°	0 mm	0 cm
Dec. 7	Sunny	3° /-3°	0 mm	0 cm
Dec. 8	Overcast	4° /-3°	0 mm	0 cm
Dec. 9	Moderate or heavy rain shower	2° /-5°	8.2 mm	0 cm
Dec. 10	Light rain	5° /1°	4.8 mm	1.3 cm
Dec. 11	Moderate rain	7° /1°	19.8 mm	0 cm
Dec. 12	Sunny	1° /-4°	0 mm	0 cm
Dec. 13	Sunny	1° /-5°	0 mm	0 cm
Dec. 14	Light snow	1° /-6°	3.2 mm	1.3 cm
Dec. 15	Light freezing rain	-1° /-7°	1.6 mm	1 cm
Dec. 16	Moderate rain	4° /-3°	11.5 mm	1 cm
Dec. 17	Light rain	7° /-1°	9.5 mm	0 cm
Dec. 18	Light rain	5° /-4°	4.4 mm	0 cm
Dec. 19	Heavy rain	7° /-2°	25.8 mm	0.4 cm
Dec. 20	Light freezing rain	1° /-3°	1.5 mm	0 cm
Dec. 21	Light freezing rain	2° /-5°	0.7 mm	0 cm
Dec. 22	Sunny	-3° /-8°	0 mm	0 cm
Dec. 23	Light snow	-2° /-6°	2.4 mm	0.7 cm
Dec. 24	Patchy rain possible	4° /-3°	0.6 mm	0.2 cm
Dec. 25	Cloudy	1° /-2°	0 mm	0 cm
Dec. 26	Light snow	-2° /-6°	2.4 mm	1.7 cm
Dec. 27	Heavy snow	1° /-4°	14.6 mm	10.5 cm
Dec. 28	Light snow	3° /-3°	16.7 mm	3 cm
Dec. 29	Heavy rain at times	9° /-1°	9.6 mm	0 cm
Dec. 30	Moderate rain	5° /-1°	17.7 mm	0 cm
Dec. 31	Freezing fog	2° /-4°	0 mm	0 cm
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Important Notice

Our weather forecast for Allentown in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Allentown forecast closer to your planned date for the most up-to-date weather information.

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Allentown in December - FAQ

What are the expected maximum and minimum temperatures in Allentown during December?

Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Allentown during December?

Significant rainfall exceeding 217.7 mm is expected in Allentown during December, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Allentown in December 2026?

Allentown experiences an average snowfall of 22.3 cm during December, occurring over 6 days.

What are the typical wind conditions in Allentown during December?

The average wind speed in Allentown during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

Allentown snow forecast December 2026

Track daily snowfall levels and discover Allentown’s snowy potential this December ❄️

On average, Allentown sees 6 snowy days during December, with approximately 22.3 cm of total snowfall.

December rainfall patterns in Allentown

Explore the daily rainfall trends and prepare for Allentowns December weather 💧

Typically, Allentown has 6 rainy days in December with a total of 217.7 mm of rainfall.

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Get accurate weather forecasts for Allentown, located at latitude 40.608 and longitude -75.49. Stay updated with localized weather information tailored for Allentown.

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Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
		1 2°	2 2°	3 4°	4 3°	5 0°
6 1°	7 3°	8 4°	9 2°	10 5°	11 7°	12 1°
13 1°	14 1°	15 -1°	16 4°	17 7°	18 5°	19 7°
20 1°	21 2°	22 -3°	23 -2°	24 4°	25 1°	26 -2°
27 1°	28 3°	29 9°	30 5°	31 2°