Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Pottstown (PA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Pottstown.
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Climate overview of Pottstown
Temperatures in Pottstown, Pennsylvania, United States of America, vary greatly throughout the year. July is the hottest month at 30°C (86°F), while January is the coldest at 4°C (39°F).
The city receives considerable rain/snowfall, with around 1250 mm (49 in) annually. June is the wettest month. It has very warm summers and cold winters.
Pottstown Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Pottstown - and find the best time to visit.
Monthly Temperature in Pottstown
The climate in Pottstown is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 30°C (86°F) in July to a chilly 4°C (39°F) in the coolest month, January.
Nights vary from 19°C (66°F) in July to around -5°C (23°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Pottstown
Pottstown has a notably wet climate with abundant precipitation, recording 1250 mm (49 in) of rain/snowfall per year. Pottstown offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month June (132 mm (5.2 in)) and the driest month November (74 mm (2.9 in)) is not too significant. For more details, please visit our Pottstown Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Pottstown
Daily percentage of sunshine
Data from: Allentown, the United States of America (42 KM, 26 Miles).
Humidity in Pottstown by Month
The relative humidity is high throughout the year in Pottstown.
The city experiences its highest humidity in September, reaching 74%. 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
Data from: Allentown, the United States of America (42 KM, 26 Miles).
Best Time to Visit Pottstown
For comfortable weather, consider visiting Pottstown in May. Conditions are usually least favourable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
mixed
Apr
good
May
excellent
Jun
very good
Jul
mixed
Aug
very good
Sep
very good
Oct
good
Nov
mixed
Dec
wet
- Best overall: May
- Warmest weather: July and August
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Pottstown
What is the best time to visit Pottstown?
May typically offers the most optimal weather in Pottstown. In contrast, January, February and December tend to have less optimal conditions. Pottstown has very warm summers and cold winters.
What temperatures can I expect in Pottstown?
Daytime highs range from 4°C (39°F) in January to 30°C (86°F) in July. Nighttime lows range from -5°C (23°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does Pottstown get?
Annual rainfall is around 1250 mm (49 in). June is the wettest month with 132 mm (5.2 in), while November is the driest with 74 mm (2.9 in).
Pottstown 3-Day Forecast
Pottstown on the map
Pottstown is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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