Philadelphia Weather in October: Climate, Temperature & Travel Tips
Avg 14.7°C · 88mm rain — October is autumn in Philadelphia.
- Avg high
- 19.5 °C
- Avg low
- 9.9 °C
- Avg
- 14.7 °C
- Precipitation
- 88 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
October in Philadelphia, United States brings autumn conditions: average temperature 14.7°C, average high 19.5°C, average low 9.9°C. Monthly rainfall averages 88mm, making it a moderate-rainfall time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light jacket or fleece, long-sleeve shirts
- Closed shoes; layers for changing conditions
- A light rain jacket as backup
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in October
Pros:
- Shoulder season often means smaller crowds and lower prices
Cons:
- No major weather drawbacks for typical activities
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 July 26.1°C
- 2 August 25.1°C
- 3 June 23.2°C
- 1 January 1.1°C
- 2 February 2.3°C
- 3 December 3.8°C
FAQ
01 What is the average temperature in Philadelphia in October? +
The average is 14.7°C, with a high of 20°C and a low of 10°C.
02 What is Philadelphia like to visit in October? +
It is autumn in Philadelphia, which is cool — bring warm clothes.
03 Does it rain often in Philadelphia during October? +
Average rainfall is 88mm, which is moderate.
04 What should I pack for Philadelphia in October? +
Light jacket or fleece, long-sleeve shirts; Closed shoes; layers for changing conditions.
05 Is October a peak travel season for Philadelphia? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17