Denison Weather in September

During September, Denison experiences high daytime temperatures of 24°C (75°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 89 mm (3.5 in) is typical.

Rainfall in Denison in September

Rain is expected on roughly 9 days, totalling around 89 mm (3.5 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Denison in September

Denison has perfect weather in September, with days reaching 24°C (75°F) and nights cooling to 11°C (52°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Denison.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Denison's climate page.

Denison Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 30%  

Precipitation 89 mm (3.5 in)  

Rainy days 9 days  

What to Wear in Denison in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Denison in September

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

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Denison's climate page.

More climate data for Denison

Temperature Rainfall

See the full Denison climate overview or explore weather in the United States of America.