Dumfries weather in September 2026

Expect daytime maximum temperatures of 61°F in Dumfries, Scotland in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 18 days with some rainfall and typically 4.2 inches of rainfall in the month.

  • 61°F maximum daytime temperature in September in Dumfries61
    61°F max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in September in Dumfries18
    18 days with some rainfall
  • 48°F minimum night-time temperature in September in Dumfries48
    48°F min night temperature
  • 13 hours of daylight per day in September in Dumfries13
    13 hours of daylight per day
  • No heat & humidity in September in Dumfries0
    No heat & humidity
  • 4.2 inches monthly rainfall in September in Dumfries4.2
    4.2 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Dumfries3
    3 (Moderate) UV index

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The September weather guide for Scotland (Dumfries) 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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More about Scotland

How warm is it in Dumfries in September?

Daytime temperatures usually reach 61°F in Dumfries in September, falling to 48°F at night.

How sunny is it in Dumfries in September?

There are normally 4 hours of bright sunshine each day in Dumfries in September - that's 28% of daylight hours.

Does it rain in Dumfries in September?

There are usually 18 days with some rain in Dumfries in September and the average monthly rainfall is 4.2 inches.

Dumfries September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:20 19:07
Tuesday, 15th September 2026 05:47 18:31
Wednesday, 30th September 2026 06:15 17:53

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