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Weather in August in Pennsylvania

Planning a journey to Pennsylvania this August and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Pennsylvania in August?

Pennsylvania is a region in the United States of America. August in Pennsylvania generally has warm temperatures, with precipitation levels ranging from moderate to high. In August, it is summer.

Temperatures

The average maximum temperatures are warm and range from 25°C in Mount Pocono to 30°C in Philadelphia. Nighttime temperatures generally drop to 20°C in Philadelphia and 14°C in Mount Pocono. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

Precipitation

In August, precipitation varies across different areas. From moderate rainfall in Robinson Township with an average of 68 mm to high rainfall in Plymouth Meeting with 148 mm. Going by our weather data, it is the wettest month of the year in Philadelphia.

Average sunshine

The days are mostly sunny, with an average total of around 260 hours of sunshine in Philadelphia. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For a closer look at August's conditions in Pennsylvania, see the map below. For a more detailed look at Pennsylvania's yearly weather, check out our Pennsylvania climate page.

Where to go in Pennsylvania in August

Find more information for the most popular destinations in the Pennsylvania on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in August for the 5 most popular destinations in Pennsylvania?

Philadelphia

In August Philadelphia generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 20°C and high monthly rainfall. So on average the conditions are tolerable that month.

Philadelphia
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
31°C 
22°C 
275 hours 
130 mm 
11 days 
30°C 
20°C 
260 hours 
132 mm 
10 days 
26°C 
17°C 
218 hours 
108 mm 
8 days 
Climate in Philadelphia

Pittsburgh

In August Pittsburgh generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 17°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Pittsburgh
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
28°C 
18°C 
255 hours 
96 mm 
13 days 
28°C 
17°C 
229 hours 
74 mm 
11 days 
24°C 
13°C 
197 hours 
78 mm 
11 days 
Climate in Pittsburgh

Gettysburg

In August Gettysburg generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 17°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Gettysburg
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
30°C 
18°C 
310 hours 
80 mm 
11 days 
29°C 
17°C 
285 hours 
95 mm 
12 days 
25°C 
13°C 
226 hours 
123 mm 
10 days 
Climate in Gettysburg

York

In August York generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 17°C and high monthly rainfall. So on average the conditions are tolerable that month.

York
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
31°C 
19°C 
310 hours 
109 mm 
12 days 
30°C 
17°C 
285 hours 
105 mm 
12 days 
26°C 
14°C 
226 hours 
123 mm 
9 days 
Climate in York

Washington

In August Washington generally has high temperatures with maximum daytime temperatures around 28°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Washington
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
28°C 
16°C 
255 hours 
91 mm 
13 days 
28°C 
15°C 
229 hours 
78 mm 
11 days 
24°C 
11°C 
197 hours 
75 mm 
11 days 
Climate in Washington

Is your destination not in the list? Have a look at other destinations in Pennsylvania, in the United States of America.

Is August the best time to visit Pennsylvania?

In our opinion, August is a good time to visit Pennsylvania with overall tolerable weather in Philadelphia.

Generally speaking, May provides perfect weather in Philadelphia. On the other hand, the months of January, February and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Pennsylvania. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.