Dilley Weather in September

September in Dilley brings very high temperatures, with highs of 34°C (93°F) and nights dropping to 21°C (70°F). Rainfall is on the higher side this month, averaging around 81 mm (3.2 in), so keep a rain jacket handy.

Rainfall in Dilley in September

Records from the past 30 years suggest around 8 days of rain, with 81 mm (3.2 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Dilley in September

Expect highs of 34°C (93°F) in Dilley in September, with nights dropping to around 21°C (70°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Dilley. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Dilley Temperature in September

Min Temperature 21°C (70°F)  

Max Temperature 34°C (93°F)  

Chance of Rain 27%  

Precipitation 81 mm (3.2 in)  

Rainy days 8 days  

What to Wear in Dilley in September

Get ready for hot weather in September! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Dilley in September

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

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 Dilley's climate page.

More climate data for Dilley

Temperature Rainfall

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