Allentown (PA)
October
Weather in Allentown, Pennsylvania for October 2025
Your guide to Allentown weather in October - trends and predictions
In general, the average temperature in Allentown at the beginning of October is 20.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.3 °F by the end of October.
With an average of 3 rainy days, Allentown experiences minimal rainfall in October.
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Temperatures
Rain 🌧️
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28
Dry days
3
Rainy days
0
Snow days
19°/7°
Temperatures
16 km/h
Avg max wind
69 %
Avg humidity
Allentown Weather October
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Temperatures trend during October in Allentown
See the weather trend as well as the moving average line
October weather in Allentown day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Overcast | 19° /13° | 0 mm | 4 | |
| Oct. 2 | Overcast | 18° /13° | 0.5 mm | 4 | |
| Oct. 3 |  Cloudy | 21° /14° | 0.2 mm | 5 | |
| Oct. 4 |  Patchy rain possible | 23° /13° | 1 mm | 5 | |
| Oct. 5 |  Partly cloudy | 22° /13° | 0.1 mm | 6 | |
| Oct. 6 | Partly cloudy | 21° /9° | 0 mm | 6 | |
| Oct. 7 | Overcast | 20° /12° | 2.3 mm | 5 | |
| Oct. 8 |  Sunny | 19° /7° | 0 mm | 5 | |
| Oct. 9 | Sunny | 18° /7° | 0 mm | 5 | |
| Oct. 10 | Partly cloudy | 14° /5° | 0 mm | 4 | |
| Oct. 11 | Sunny | 18° /4° | 0 mm | 5 | |
| Oct. 12 | Overcast | 20° /10° | 0 mm | 5 | |
| Oct. 13 | Overcast | 22° /11° | 0 mm | 5 | |
| Oct. 14 | Overcast | 16° /7° | 0 mm | 4 | |
| Oct. 15 | Patchy rain possible | 11° /3° | 0.1 mm | 3 | |
| Oct. 16 | Partly cloudy | 13° /3° | 0 mm | 4 | |
| Oct. 17 | Sunny | 15° /2° | 0 mm | 5 | |
| Oct. 18 | Sunny | 19° /3° | 0 mm | 5 | |
| Oct. 19 | Overcast | 20° /2° | 0 mm | 5 | |
| Oct. 20 | Sunny | 21° /4° | 0 mm | 6 | |
| Oct. 21 | Sunny | 23° /7° | 0 mm | 6 | |
| Oct. 22 | Partly cloudy | 27° /10° | 0 mm | 7 | |
| Oct. 23 | Overcast | 24° /9° | 0 mm | 5 | |
| Oct. 24 | Partly cloudy | 15° /7° | 0 mm | 5 | |
| Oct. 25 | Partly cloudy | 16° /2° | 0 mm | 5 | |
| Oct. 26 | Overcast | 16° /8° | 0 mm | 4 | |
| Oct. 27 | Cloudy | 11° /3° | 0 mm | 3 | |
| Oct. 28 | Partly cloudy | 15° /1° | 0 mm | 5 | |
| Oct. 29 | Overcast | 16° /4° | 0 mm | 4 | |
| Oct. 30 |  Mist | 17° /8° | 0 mm | 4 | |
| Oct. 31 | Mist | 23° /8° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Allentown in October 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.
Change Month
Allentown in October - FAQ
What are the expected maximum and minimum temperatures in Allentown during October?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Allentown during October?
Rainfall in Allentown during October is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 3 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Allentown during October?
The average wind speed in Allentown during October is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Allentown
Explore the daily rainfall trends and prepare for Allentowns October weather 💧
UV exposure in Allentown during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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