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Harrisburg weather in October 2025
Expect 18°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Harrisburg in October. Check more long-term weather averages for Harrisburg in October before you book your next holiday to Pennsylvania in 2025/2026.
- 1818°C max day temperature
- 6 hours of sunshine per day
- 99 days with some rainfall
- 66°C min night temperature
- 1111 hours of daylight per day
- 0No heat & humidity
- 7272 mm of monthly rainfall
- 44 (Moderate) UV index
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Recommended for Pennsylvania
Expires at 23:59 on Wednesday 31st Dec 2025 · View all Avalon Waterways offers
The October weather guide for Pennsylvania (Harrisburg) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Harrisburg in October?
Daytime temperatures usually reach 18°C in Harrisburg in October, falling to 6°C at night.
How sunny is it in Harrisburg in October?
There are normally 6 hours of bright sunshine each day in Harrisburg in October - that's 57% of daylight hours.
Does it rain in Harrisburg in October?
There are usually 9 days with some rain in Harrisburg in October and the average monthly rainfall is 72mm.
Harrisburg October sunrise & sunset times
Browse the sunrise and sunset times for Harrisburg in October 2025. Select a month to view Harrisburg sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Wednesday, 1st October 2025 | 06:04 | 17:49 |
Thursday, 16th October 2025 | 06:20 | 17:26 |
Friday, 31st October 2025 | 06:36 | 17:05 |
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