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United States weather

10 day weather forecast for Allentown

Sunday, October 25th, 2026, at 06:55 AM
Today
Sunny
17° 3°
Tomorrow
Sunny
20° 5°
Tuesday
Sunny
16° 7°
Wednesday
Overcast
14° 2°
Thursday
Sunny
18° 5°
Friday
Sunny
21° 10°
Saturday
Sunny
16° 6°
 More Details See
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Allentown Weather Pages

Allentown weather forecast

The weather forecast for Allentown over the next 5 days indicates chilly conditions with temperatures ranging from 14 °C to 20 °C, accompanied by a gentle breeze.

Weather today

Allentown 14 days weather forecast

This weeks weather in Allentown. Click on a date for detailed forecasts
Sun. 25
17°
3°
Sunny
0 mm
Mon. 26
20°
5°
Sunny
0 mm
Tue. 27
16°
7°
Sunny
0 mm
Wed. 28
14°
2°
Overcast
0 mm
Thu. 29
18°
5°
Sunny
0 mm
Fri. 30
21°
10°
Sunny
0 mm
Sat. 31
16°
6°
Sunny
0 mm
Sun. 1
18°
8°
Light rain
3.8 mm
Mon. 2
20°
13°
Moderate rain
10.6 mm
Tue. 3
20°
12°
Light rain
4.9 mm
Wed. 4
14°
6°
Light rain
5.3 mm
Thu. 5
9°
3°
Patchy rain possible
1.8 mm
Fri. 6
9°
1°
Partly cloudy
0 mm
Sat. 7
11°
0°
Partly cloudy
0.1 mm
Further Ahead
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Access Allentown weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Allentown long range weather forecast

30 day weather forecast for Allentown
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
21°
2
Overcast
22°
3
Cloudy
20°
4
Patchy rain possible
21°
5
Partly cloudy
22°
6
Partly cloudy
20°
7
Patchy rain possible
20°
8
Heavy rain
20°
9
Sunny
18°
10
Partly cloudy
16°
11
Moderate rain
16°
12
Light rain
19°
13
Light rain
20°
14
Overcast
20°
15
Patchy rain possible
16°
16
Patchy rain possible
17°
17
Sunny
14°
18
Sunny
16°
19
Overcast
19°
20
Moderate rain
19°
21
Sunny
20°
22
Partly cloudy
21°
23
Overcast
17°
24
Partly cloudy
15°
25
Sunny
17°
26
Sunny
20°
27
Sunny
16°
28
Overcast
14°
29
Sunny
18°
30
Sunny
21°
31
Sunny
16°
Important Notice
Our Allentown long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Allentown

A total of 26.5 mm is expected over 5 rainy days. The wettest day is Monday 2, with 10.6 mm. Click a day for details.
Sun. 25
0 mm
4%
Mon. 26
0 mm
6%
Tue. 27
0 mm
4%
Wed. 28
0 mm
11%
Thu. 29
0 mm
10%
Fri. 30
0 mm
10%
Sat. 31
0 mm
12%
Sun. 1
3.8
3.8 mm
79%
Mon. 2
10.6
10.6 mm
88%
Tue. 3
4.9
4.9 mm
71%
Wed. 4
5.3
5.3 mm
70%
Thu. 5
1.8
1.8 mm
57%
Fri. 6
0 mm
6%
Sat. 7
0.1
0.1 mm
17%

Frequently asked questions about the weather in Allentown

How warm is it in Allentown over the next 14 days?
Over the next two weeks, temperatures in Allentown are expected to range from around 0 °C on the coldest nights up to about 21 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Allentown in the next two weeks?
Yes - rain is expected on about 5 of the next 14 days in Allentown, with roughly 26.5 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Allentown?
Maximum wind speeds in Allentown are forecast to reach about 18.7 km/h at their peak over the next 14 days.

When is the best time to visit Allentown?
For a month-by-month look at temperatures and rainfall, see our best time to visit Allentown guide.

How accurate is the 14-day forecast for Allentown?
Our Allentown forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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Location coordinates Where is Allentown?

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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