Plano Weather in September

With daytime temperatures of 32°C (90°F) and nighttime lows of 20°C (68°F), September in Plano brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 88 mm (3.5 in) falls on average.

Rainfall in Plano in September

Analyzing past climate data, one can expect approximately 7 days of rain, averaging 88 mm (3.5 in). Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.

Temperature in Plano in September

Plano in September gets highs of 32°C (90°F) during the day and drops to 20°C (68°F) at night. For most visitors, the main thing to prepare for is the heat during the day. Nights are mild at around 20°C (68°F), which is comfortable for most people.

Sunshine in Plano in September

With approximately 248 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer enjoying temperate temperatures and rain-free days, November typically offers 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.

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• January
• February
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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 Plano's climate page.

Plano Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 32°C (90°F)  

Chance of Rain 23%  

Precipitation 88 mm (3.5 in)  

Rainy days 7 days  

Humidity 67% *  

Sunshine 248 hours *  

Percentage Sunshine 66% *  

* Data from: Dallas, the United States of America (27 KM, 17 Miles).

What to Wear in Plano in September

Warm but pleasant conditions in Plano in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Plano 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 Plano's climate page.

More climate data for Plano

Temperature Rainfall Sunshine Humidity

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