Harrisburg (PA)
October
Weather in Harrisburg, Pennsylvania for October 2026
Your guide to Harrisburg weather in October - trends and predictions
In general, the average temperature in Harrisburg at the beginning of October is 21.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15 °C by the end of October.
Harrisburg experiences moderate rainfall in October, with an average of 9 rainy days and a total precipitation of 185.3 mm.
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Temperatures
Rain 🌧️
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22
Dry days
9
Rainy days
0
Snow days
18°/8°
Temperatures
17 km/h
Avg max wind
70 %
Avg humidity
Harrisburg Weather October
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Temperatures trend during October in Harrisburg
See the weather trend as well as the moving average line
October weather in Harrisburg day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Overcast | 19° /14° | 0 mm | 5 | |
| Oct. 2 |  Mist | 18° /11° | 0 mm | 4 | |
| Oct. 3 | Fog | 21° /10° | 0 mm | 5 | |
| Oct. 4 | Mist | 24° /14° | 0 mm | 6 | |
| Oct. 5 | Mist | 25° /11° | 0 mm | 6 | |
| Oct. 6 | Mist | 23° /11° | 1.8 mm | 5 | |
| Oct. 7 | Fog | 21° /14° | 10.2 mm | 5 | |
| Oct. 8 | Overcast | 20° /10° | 57.2 mm | 5 | |
| Oct. 9 |  Sunny | 18° /7° | 0 mm | 6 | |
| Oct. 10 | Sunny | 16° /5° | 0 mm | 5 | |
| Oct. 11 | Sunny | 17° /8° | 4.4 mm | 5 | |
| Oct. 12 |  Partly cloudy | 18° /10° | 5.3 mm | 5 | |
| Oct. 13 | Overcast | 19° /12° | 9.2 mm | 4 | |
| Oct. 14 | Partly cloudy | 17° /9° | 0.1 mm | 5 | |
| Oct. 15 | Overcast | 15° /8° | 0 mm | 4 | |
| Oct. 16 | Overcast | 15° /3° | 0 mm | 4 | |
| Oct. 17 | Partly cloudy | 16° /4° | 0 mm | 5 | |
| Oct. 18 | Sunny | 19° /6° | 0 mm | 5 | |
| Oct. 19 | Mist | 21° /4° | 0.8 mm | 5 | |
| Oct. 20 | Fog | 19° /6° | 2.5 mm | 5 | |
| Oct. 21 | Sunny | 22° /4° | 0.9 mm | 6 | |
| Oct. 22 | Sunny | 20° /8° | 0 mm | 5 | |
| Oct. 23 | Sunny | 20° /6° | 0 mm | 5 | |
| Oct. 24 | Partly cloudy | 15° /7° | 0 mm | 4 | |
| Oct. 25 | Partly cloudy | 15° /3° | 0 mm | 4 | |
| Oct. 26 |  Patchy rain possible | 15° /5° | 0.2 mm | 4 | |
| Oct. 27 | Sunny | 11° /4° | 0 mm | 3 | |
| Oct. 28 | Partly cloudy | 13° /2° | 0 mm | 4 | |
| Oct. 29 | Overcast | 12° /6° | 49.6 mm | 3 | |
| Oct. 30 | Fog | 16° /6° | 43.1 mm | 4 | |
| Oct. 31 | Mist | 23° /8° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Harrisburg 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 Harrisburg forecast closer to your planned date for the most up-to-date weather information.
Change Month
Harrisburg in October - FAQ
What are the expected maximum and minimum temperatures in Harrisburg during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Harrisburg during October?
Significant rainfall exceeding 185.3 mm is expected in Harrisburg during October, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Harrisburg during October?
The average wind speed in Harrisburg during October is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Harrisburg
Explore the daily rainfall trends and prepare for Harrisburgs October weather 💧
Typically, Harrisburg has 9 rainy days in October with a total of 185.3 mm of rainfall.
UV exposure in Harrisburg during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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