King of Prussia Weather in August

August in King of Prussia averages 30°C (86°F) during the day and 18°C (64°F) at night. It is the wettest month of the year, with 143 mm (5.6 in) of rainfall on average, so waterproof gear is a must.

Rainfall in King of Prussia in August

Given that this is the rainiest month, it's wise to carry an umbrella to stay dry during unexpected showers. Records from the past 30 years suggest around 11 days of rain, with 143 mm (5.6 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in King of Prussia in August

August in King of Prussia brings high temperatures, with highs of 30°C (86°F) and nights around 18°C (64°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in King of Prussia in August

Expect sunny days throughout the month, with an estimated 260 hours of sunshine. This makes it a pleasant time to visit King of Prussia.

Average water temperature in August

At 25°C (77°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

For King of Prussia itself, April, May, June, September and October generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our King of Prussia's climate page.

King of Prussia Temperature in August

Min Temperature 18°C (64°F)  

Max Temperature 30°C (86°F)  

Water Temperature 25°C (77°F) *  

Chance of Rain 36%  

Precipitation 143 mm (5.6 in)  

Rainy days 11 days  

Humidity 70% *  

Sunshine 260 hours *  

Percentage Sunshine 61% *  

* Data from: Philadelphia, the United States of America (24 KM, 15 Miles).

What to Wear in King of Prussia in August

Warm but pleasant conditions in King of Prussia in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Expect water temperatures of around 25°C (77°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in King of Prussia in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our King of Prussia's climate page.

More climate data for King of Prussia

Temperature Rainfall Sunshine Humidity Water Temp

See the full King of Prussia climate overview or explore weather in the United States of America.