Harrisburg weather in September (Pennsylvania, United States of America)

Curious about the climate in Harrisburg this September? Explore our page to find a thorough overview of this month's weather conditions.

Temperatures

In September, Harrisburg tends to experience high temperatures and high rainfall. You can expect daytime temperatures to reach around 25°C, while the nights will see a decline to about 14°C.

Precipitation

Harrisburg in September usually receives high rainfall, averaging around 122 mm for the month. Historically, the month has about 9 days of rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 226 hours of sunshine. Making it a pleasant time to visit Harrisburg.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Harrisburg. May, June, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March and December tend to be characterized by conditions that may not be as optimal.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Harrisburg, monthly averages in September

Min Temperature 14°C  

Max Temperature 25°C  

Chance of Rain 30%  

Precipitation 122 mm  

Rainy days 9 days  

Humidity 73%  

Sunshine 226 hours  

Percentage Sunshine 61%  

Where to go in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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).

So, what should you wear in this month?

For visitors traveling to Harrisburg, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Harrisburg.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find 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.