Donaldsonville Weather in September

During September, Donaldsonville experiences very high daytime temperatures of 31°C (88°F) and cooler nights around 21°C (70°F). Expect quite a bit of rainfall. Around 148 mm (5.8 in) is typical.

Rainfall in Donaldsonville in September

Looking at the last 30 years, the data shows about 12 days with rain, averaging 148 mm (5.8 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Donaldsonville in September

September in Donaldsonville brings very high temperatures, with highs of 31°C (88°F) and nights around 21°C (70°F). It's usually most comfortable outside during the morning and later in the day. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

Sunshine in Donaldsonville in September

The city usually sees around 240 hours of sunlight, indicating many sunny days — a great month for sightseeing.

For Donaldsonville itself, November generally stands 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.

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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 Donaldsonville's climate page.

Donaldsonville Temperature in September

Min Temperature 21°C (70°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 40%  

Precipitation 148 mm (5.8 in)  

Rainy days 12 days  

Humidity 77% *  

Sunshine 240 hours *  

Percentage Sunshine *  

* Data from: Baton Rouge, the United States of America (41 KM, 26 Miles).

What to Wear in Donaldsonville in September

Warm but pleasant conditions in Donaldsonville 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 Donaldsonville 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

6/10

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 Donaldsonville's climate page.

More climate data for Donaldsonville

Temperature Rainfall Sunshine Humidity

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