Grapevine Weather in September

September in Grapevine brings very high temperatures, with daytime highs of 32°C (90°F) and nights around 20°C (68°F). Quite a bit of rainfall is expected, around 98 mm (3.9 in), so pack an umbrella.

Rainfall in Grapevine in September

Historically, approximately 6 days this month are expected to have rain, averaging 98 mm (3.9 in). Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Grapevine in September

In September, expect very high temperatures in Grapevine, with highs of 32°C (90°F) and lows of 20°C (68°F) at night. It's usually most comfortable outside during the morning and later in the day. Nights are mild at around 20°C (68°F), which is comfortable for most people.

Sunshine in Grapevine in September

The month enjoys around 248 hours of sunshine, creating mostly sunny days with good weather conditions.

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

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• 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 Grapevine's climate page.

Grapevine Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 21%  

Precipitation 98 mm (3.9 in)  

Rainy days 6 days  

Humidity 67% *  

Sunshine 248 hours *  

Percentage Sunshine 66% *  

* Data from: Dallas, the United States of America (30 KM, 19 Miles).

What to Wear in Grapevine 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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Grapevine 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 Grapevine's climate page.

More climate data for Grapevine

Temperature Rainfall Sunshine Humidity

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