Duncan Weather in September
September in Duncan brings very high temperatures, with highs of 30°C (86°F) and nights dropping to 17°C (63°F). Rainfall is on the higher side this month, averaging around 78 mm (3.1 in), so keep a rain jacket handy.
Rainfall in Duncan in September
Based on our climate data of the past 30 years, about 8 days of rain are anticipated, with 78 mm (3.1 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Duncan in September
In September, Duncan gets very high temperatures, with highs of 30°C (86°F). Nights cool to around 17°C (63°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.For Duncan itself, April and October generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Duncan's climate page.
Duncan Temperature in September
Min Temperature
17°C (63°F)
Max Temperature
30°C (86°F)
Chance of Rain
27%
Precipitation
78 mm (3.1 in)
Rainy days
8 days
Best Places 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. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Duncan in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket.What To Do in Duncan in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Duncan's climate page.
See the full Duncan climate overview or explore weather in the United States of America.
