Westminster weather in September (Colorado, United States of America)

Curious about the September weather in Westminster? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In Westminster the weather in September is generally perfect, with high temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 27°C. But by evening, they drop to around 10°C.

Westminster in September usually receives moderate rainfall, averaging around 37 mm for the month. Rain is expected on roughly 7 days.

The city usually sees around 270 hours of sunlight, indicating many sunny days.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. May, June and September generally stand out with the best circumstances. While January, February and December tend to showcase less optimal conditions.

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

 

Westminster, monthly averages in September

Min Temperature 10°C  

Max Temperature 27°C  

Chance of Rain 23%  

Precipitation 37 mm  

Rainy days 7 days  

Humidity 50% *  

Windspeed 14 km/h *  

Sunshine 270 hours *  

Percentage Sunshine 73% *  

* Data from: Denver, the United States of America (20 KM, 12 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America in September and which places have the best weather 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 Westminster in September?

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.

What To Do

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

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

5/10

Outdoor sports

8/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Westminster.

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 climate conditions. Find out where to go with our weather planner.