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

Wondering what the weather is like in Delta during September? Wondering about the weather this month? Our guide has all the details you need.

Temperatures

For September, the weather in Delta is generally perfect, featuring high temperatures and low rainfall. Throughout the daytime, temperatures often hover around 28°C. However, as the sun sets and evening approaches, there's a noticeable cool-down. Temperatures gently drop to a more temperate 9°C.

Precipitation

Delta in September usually receives low rainfall, averaging around 29 mm for the month. The month brings the most rain, so be prepared with an umbrella for the occasional shower. Historically, the month has about 7 days of rain.

Average sunshine

With around 293 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

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

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

 

Delta, monthly averages in September

Min Temperature 9°C  

Max Temperature 28°C  

Chance of Rain 23%  

Precipitation 29 mm  

Rainy days 7 days  

Humidity 39% *  

Sunshine 293 hours *  

Percentage Sunshine *  

Data from: Grand Junction, the United States of America (57 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

Map not visible? Whoops sorry! Please refresh the page.

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.

What To Do

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

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

5/10

Outdoor sports

8/10

Interested in more climate information?

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

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.