Phoenixville (PA) Weather & Climate: Best Time to Visit

In Phoenixville, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a very warm 31°C (88°F) in July, the warmest time of the year, to a chilly 5°C (41°F) during cooler months like January.

At night, you can expect temperatures ranging from 19°C (66°F) in July to around -6°C (21°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Phoenixville experiences significant rain/snowfall throughout the year, averaging 1234 mm (49 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 138 mm (5.4 in) of precipitation, spread over 10 rainy days.

In contrast, the driest month November experiences a drier climate, with about 75 mm (3 in) of rainfall spread across 9 rainy days. For more details, please visit our Phoenixville Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Phoenixville. While July receives considerable daily sunshine with up to 9.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Phoenixville.

The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year