St George weather in September 2024

Expect 33°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in St George in September. Check more long-term weather averages for St George in September before you book your next holiday to Utah in 2024/2025.

  • 33°C maximum daytime temperature in September in St George33
    33°C max day temperature
  • 11 hours of sunshine per day
  • 3 days with some rainfall in September in St George3
    3 days with some rainfall
  • 14°C minimum night-time temperature in September in St George14
    14°C min night temperature
  • 12 hours of daylight per day in September in St George12
    12 hours of daylight per day
  • High heat & humidity in September in St GeorgeH
    High heat & humidity
  • 14 mm monthly rainfall in September in St George14
    14 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in St George8
    8 (Very High) UV index

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The September weather guide for Utah (St George) 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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How hot is it in St George in September?

Daytime temperatures usually reach 33°C in St George in September with high heat and humidity, falling to 14°C at night.

How sunny is it in St George in September?

There are normally 11 hours of bright sunshine each day in St George in September - that's 86% of daylight hours.

Does it ever rain in St George in September?

There are usually 3 days with some rain in St George in September and the average monthly rainfall is 14mm.

St George September sunrise & sunset times

Browse the sunrise and sunset times for St George in September 2024. Select a month to view St George sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 07:05 20:02
Sunday, 15th September 2024 07:17 19:41
Monday, 30th September 2024 07:29 19:18

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