Delaware weather in September (Ohio, United States of America)

Thinking of visiting Delaware in September? Check the weather first! Check out our in-depth weather guide for this month.

Temperatures

During September, Delaware experiences perfect weather, with high temperatures and moderate rainfall. Anticipate daytime highs near 25°C, and cooler nights with temperatures around 12°C.

Precipitation

Delaware in September usually receives moderate rainfall, averaging around 84 mm for the month. Analyzing past climate data, one can expect approximately 10 days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 212 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Delaware. August and September typically offer the best circumstances. While January, February, March and December tend to showcase less optimal conditions.

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

 

Delaware, monthly averages in September

Min Temperature 12°C  

Max Temperature 25°C  

Chance of Rain 33%  

Precipitation 84 mm  

Rainy days 10 days  

Humidity 69% *  

Sunshine 212 hours *  

Percentage Sunshine 57% *  

Data from: Columbus, the United States of America (37 KM, 23 Miles).

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 Delaware, 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

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

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

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.