Clear Lake weather in September (Iowa, United States of America)

Is September a good time to explore Clear Lake weather-wise? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

The weather in Clear Lake during September is usually perfect, offering high temperatures and moderate rainfall. Daytime temperatures are expected to be around 23°C, cooling off to about 10°C at night.

Precipitation

Clear Lake in September usually receives moderate rainfall, averaging around 75 mm for the month. Based on our climate data of the past 30 years, about 9 days of rain are anticipated.

Average sunshine

With approximately 240 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

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

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

 

Clear Lake, monthly averages in September

Min Temperature 10°C  

Max Temperature 23°C  

Chance of Rain 30%  

Precipitation 75 mm  

Rainy days 9 days  

Sunshine 240 hours *  

Percentage Sunshine *  

* Data from: Albert Lea, the United States of America (56 KM, 35 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 Clear Lake, 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

4/10

Outdoor sports

9/10

Interested in more climate information?

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

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.