Houma weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Houma in September. Check more long-term weather averages for Houma in September before you book your next holiday to Louisiana in 2025/2026.

  • 31°C maximum daytime temperature in September in Houma31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in September in Houma10
    10 days with some rainfall
  • 21°C minimum night-time temperature in September in Houma21
    21°C min night temperature
  • 12 hours of daylight per day in September in Houma12
    12 hours of daylight per day
  • High heat & humidity in September in HoumaH
    High heat & humidity
  • 167 mm monthly rainfall in September in Houma167
    167 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Houma9
    9 (Very High) UV index

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The September weather guide for Louisiana (Houma) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How hot is it in Houma in September?

Daytime temperatures usually reach 31°C in Houma in September with high heat and humidity, falling to 21°C at night.

How sunny is it in Houma in September?

There are normally 8 hours of bright sunshine each day in Houma in September - that's 62% of daylight hours.

Does it rain in Houma in September?

There are usually 10 days with some rain in Houma in September and the average monthly rainfall is 167mm.

What is the chance of a hurricane in Houma in September?

On average 1.3 days in September in Houma are likely to be affected by the passage of one or more tropical storms.

Houma September sunrise & sunset times

Browse the sunrise and sunset times for Houma in September 2025. Select a month to view Houma sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:40 18:25
Monday, 15th September 2025 05:48 18:08
Tuesday, 30th September 2025 05:56 17:49

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