Walnut weather in September (Iowa, United States of America)

Can you expect sunny skies in Walnut in September? Want to know if it's a good time to visit? This page has all the weather details for the month.

Temperatures

Expect perfect weather in Walnut during September, which means high temperatures and moderate rainfall. Anticipate daytime temperatures around 25°C, while night temperatures can drop to 11°C.

Precipitation

Walnut in September usually receives moderate rainfall, averaging around 92 mm for the month. Looking at the last 30 years, the data shows about 10 days with rain.

Average sunshine

The city usually sees around 247 hours of sunlight, indicating many sunny days.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Walnut. July 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.

For an in-depth look at the yearly conditions, visit our specialized Walnut climate page with graphs.

 

Walnut, monthly averages in September

Min Temperature 11°C  

Max Temperature 25°C  

Chance of Rain 33%  

Precipitation 92 mm  

Rainy days 10 days  

Humidity 71% *  

Sunshine 247 hours *  

Percentage Sunshine 65% *  

Data from: Omaha, the United States of America (64 KM, 40 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 Walnut, 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 Walnut.

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.