Frisco Weather in September

In Frisco, September brings very high daytime temperatures around 32°C (90°F), with nights cooling to 20°C (68°F). Expect quite a bit of rainfall this month.

Rainfall in Frisco in September

Historically, approximately 6 days this month are expected to have rain, averaging 73 mm (2.9 in). Although rain is not especially frequent, individual showers can still be quite heavy.

Temperature in Frisco in September

Daytime temperatures in Frisco reach 32°C (90°F) in September, dropping to 20°C (68°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. At 20°C (68°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Frisco in September

Expect sunny days throughout the month, with an estimated 248 hours of sunshine. This makes it a pleasant time to visit Frisco.

If your ideal day consists of dry skies and pleasant temperatures, March, April, May, October and November typically offer the best circumstances for Frisco.

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• January
• February
• March
• April

• May
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• August

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• October
• November
• December

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

Frisco Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 21%  

Precipitation 73 mm (2.9 in)  

Rainy days 6 days  

Humidity 67% *  

Sunshine 248 hours *  

Percentage Sunshine 66% *  

* Data from: Dallas, the United States of America (40 KM, 25 Miles).

What to Wear in Frisco in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Frisco in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Frisco's climate page.

More climate data for Frisco

Temperature Rainfall Sunshine Humidity

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