Camarthen weather in September 2026

Expect daytime maximum temperatures of 63°F in Camarthen, Wales in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 5.0 inches of rainfall in the month.

  • 63°F maximum daytime temperature in September in Camarthen63
    63°F max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in September in Camarthen16
    16 days with some rainfall
  • 48°F minimum night-time temperature in September in Camarthen48
    48°F min night temperature
  • 13 hours of daylight per day in September in Camarthen13
    13 hours of daylight per day
  • No heat & humidity in September in Camarthen0
    No heat & humidity
  • 5.0 inches monthly rainfall in September in Camarthen5.0
    5.0 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Camarthen4
    4 (Moderate) UV index

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The September weather guide for Wales (Camarthen) 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 Wales

How hot is it in Camarthen in September?

Daytime temperatures usually reach 64°F in Camarthen in September, falling to 50°F at night.

How sunny is it in Camarthen in September?

There are normally 5 hours of bright sunshine each day in Camarthen in September - that's 37% of daylight hours.

How warm is the sea around Camarthen in September?

The average sea temperature around Camarthen in September is 63°F.

Does it rain in Camarthen in September?

There are usually 15 days with some rain in Camarthen in September and the average monthly rainfall is 3.6 inches.

Camarthen September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:29 19:04
Tuesday, 15th September 2026 05:52 18:32
Wednesday, 30th September 2026 06:16 17:57

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