Weather in Philadelphia in October 2025
Average weather
Average temperature in Philadelphia in October
The expected average maximum temperature in October is +21°C with a maximum of +29°C and a minimum of +8°C.
The average maximum temperature goes down 67% by the end of the month, compared with the beginning of the month, from +27°C to +13°C.
Is Philadelphia warm or cold in October?
Philadelphia is typically mild in October.
Maximum temperatures go down compared to the previous month from +26°C to +19°C. The minimum temperature also goes down from +17°C to +10°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how October is compared to other months in Philadelphia:
Climate in Philadelphia in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +26°C | +19°C | +13°C | ||||
| Min. temperature | ||||||
| +4°C | -2°C | -8°C | ||||
| Max. temperature | ||||||
| +36°C | +34°C | +26°C | ||||
| Rainfall | ||||||
| 101 mm | 91 mm | 76 mm | ||||
| Wind | ||||||
| 2 m/s | 3 m/s | 3 m/s | ||||
| Humidity | ||||||
| 72% | 71% | 68% | ||||
| Air pressure | ||||||
| 1017 HPa | 1017 HPa | 1018 HPa | ||||
| Sunny days | ||||||
| 7 | 8 | 6 | ||||
| Cloudy days | ||||||
| 11 | 12 | 14 | ||||
| Rainy days | ||||||
| 12 | 12 | 10 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
October weather is still as good as in September. It’s getting colder in October. From +26°C in the day, the average maximum temperature lowers to +19°C. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 101 mm to 91 mm. It feels drier, as humidity decreases from 72% to 71%. Winds are stronger in comparison to September, going up from 2 m/s to 3 m/s on average. The good news is there are likely to be more sunny days in October, from 7 to 8.
Next month (November) brings a further decline in the weather.
Wind
The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Philadelphia is gradually increasing during October, going from 2 m/s to 3 m/s over the course of the month.
Rain
How was the weather last October in Philadelphia?
Climate Change over Years
The climate in Philadelphia in October has not changed much over the last 43 years.
The average temperature was the lowest in 1996 (+17°C) and the highest in 2012 (+20°C). The driest year was 2001 with only 685 mm of rainfall, and the wettest year was 2023 with 1758 mm.
FAQ
Is October a good time to visit Philadelphia?
Can you sunbathe in Philadelphia in October?
Is Philadelphia rainy in October?
Is it sunny in Philadelphia in October?
Other cities in USA
Monthly weather in Philadelphia
Source of the data
For this page, we’ve looked at the typical weather in Philadelphia, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.