Norfolk weather in September 2025

Expect daytime maximum temperatures of 27°C in Norfolk, Virginia in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 94 mm of rainfall in the month.

  • 27°C maximum daytime temperature in September in Norfolk27
    27°C max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in September in Norfolk8
    8 days with some rainfall
  • 18°C minimum night-time temperature in September in Norfolk18
    18°C min night temperature
  • 12 hours of daylight per day in September in Norfolk12
    12 hours of daylight per day
  • Low heat & humidity in September in NorfolkL
    Low heat & humidity
  • 94 mm monthly rainfall in September in Norfolk94
    94 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Norfolk7
    7 (High) UV index
  • 23°C sea temperature in September in Norfolk23
    23°C sea temperature

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The September weather guide for Virginia (Norfolk) 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 Norfolk in September?

Daytime temperatures usually reach 27°C in Norfolk in September with low heat and humidity, falling to 18°C at night.

How sunny is it in Norfolk in September?

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

How warm is the sea around Norfolk in September?

The average sea temperature around Norfolk in September is 23°C.

Does it rain in Norfolk in September?

There are usually 8 days with some rain in Norfolk in September and the average monthly rainfall is 94mm.

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

On average 1.2 days in September in Norfolk are likely to be affected by the passage of one or more tropical storms.

Norfolk September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:36 18:33
Monday, 15th September 2025 05:48 18:12
Tuesday, 30th September 2025 06:00 17:50

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