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

Can you expect sunny skies in Denver in September? This guide provides the necessary weather information for your travel plans.

Temperatures

The month of September in Denver typically includes high temperatures and high rainfall. Anticipate daytime highs near 25°C, and cooler nights with temperatures around 14°C.

Precipitation

Denver in September usually receives high rainfall, averaging around 113 mm for the month. You can typically expect 10 days days of rain this month, based on climate records.

Average sunshine

There are approximately 226 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.

Should you favor a climate that's both dry and comfortably warm May typically offers the most agreeable circumstances. On the other hand, January, February 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 Denver climate page with graphs.

 

Denver, monthly averages in September

Min Temperature 14°C  

Max Temperature 25°C  

Chance of Rain 33%  

Precipitation 113 mm  

Rainy days 10 days  

Humidity 73% *  

Sunshine 226 hours *  

Percentage Sunshine 61% *  

* Data from: Harrisburg, the United States of America (63 KM, 39 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?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

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

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.