Casper weather in September (Wyoming, United States of America)

Curious about the climate in Casper this September? Here's what you need to know about the weather for the month.

Temperatures

Experience perfect weather in Casper during September, featuring high temperatures and low rainfall. Daytime temperatures are expected to be around 25°C, cooling off to about 7°C at night.

Precipitation

Casper in September usually receives low rainfall, averaging around 25 mm for the month. Past climate data indicates that roughly 7 days will see rain.

So this is a great month to visit if you prefer dry days with pleasant temperatures. June, July, August and September typically offer the most optimal weather. In contrast, January, February, March and December tend to have less optimal conditions.

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

 

Casper, monthly averages in September

Min Temperature 7°C  

Max Temperature 25°C  

Chance of Rain 25%  

Precipitation 25 mm  

Rainy days 7 days  

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 Casper, 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.

What To Do

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

Cycling

10/10

Walking

10/10

Camping

5/10

Outdoor sports

10/10

Interested in more climate information?

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

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.