Mobile weather in September 2026

Expect daytime maximum temperatures of 88°F in Mobile, Alabama in September and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 6.0 inches of rainfall in the month.

  • 88°F maximum daytime temperature in September in Mobile88
    88°F max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in September in Mobile10
    10 days with some rainfall
  • 68°F minimum night-time temperature in September in Mobile68
    68°F min night temperature
  • 12 hours of daylight per day in September in Mobile12
    12 hours of daylight per day
  • High heat & humidity in September in MobileH
    High heat & humidity
  • 6.0 inches monthly rainfall in September in Mobile6.0
    6.0 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Mobile9
    9 (Very High) UV index
  • 82°F sea temperature in September in Mobile82
    82°F sea temperature

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The September weather guide for Alabama (Mobile) 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)  |  Imperial (°F)

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How hot is it in Mobile in September?

Daytime temperatures usually reach 88°F in Mobile in September with high heat and humidity, falling to 66°F at night.

How sunny is it in Mobile in September?

There are normally 8 hours of bright sunshine each day in Mobile in September - that's 61% of daylight hours.

Does it rain in Mobile in September?

There are usually 8 days with some rain in Mobile in September and the average monthly rainfall is 3.9 inches.

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

On average less than 1 day in September in Mobile is likely to be affected by the passage of one or more tropical storms.

Mobile September sunrise & sunset times

Browse the sunrise and sunset times for Mobile in September 2026. Select a month to view Mobile sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:29 18:15
Tuesday, 15th September 2026 05:37 17:58
Wednesday, 30th September 2026 05:45 17:39

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