Hay-on-Wye weather in September 2026

Expect daytime maximum temperatures of 63°F in Hay-on-Wye, 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 3.4 inches of rainfall in the month.

  • 63°F maximum daytime temperature in September in Hay-on-Wye63
    63°F max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in September in Hay-on-Wye16
    16 days with some rainfall
  • 48°F minimum night-time temperature in September in Hay-on-Wye48
    48°F min night temperature
  • 13 hours of daylight per day in September in Hay-on-Wye13
    13 hours of daylight per day
  • No heat & humidity in September in Hay-on-Wye0
    No heat & humidity
  • 3.4 inches monthly rainfall in September in Hay-on-Wye3.4
    3.4 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Hay-on-Wye4
    4 (Moderate) UV index

More about Hay-on-Wye

Hay-on-Wye by month

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Recommended for Wales

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The September weather guide for Wales (Hay-on-Wye) 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 Hay-on-Wye in September?

Daytime temperatures usually reach 64°F in Hay-on-Wye in September, falling to 50°F at night.

How sunny is it in Hay-on-Wye in September?

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

How warm is the sea around Hay-on-Wye in September?

The average sea temperature around Hay-on-Wye in September is 63°F.

Does it rain in Hay-on-Wye in September?

There are usually 15 days with some rain in Hay-on-Wye in September and the average monthly rainfall is 3.6 inches.

Hay-on-Wye September sunrise & sunset times

Browse the sunrise and sunset times for Hay-on-Wye in September 2026. Select a month to view Hay-on-Wye sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:24 19:00
Tuesday, 15th September 2026 05:47 18:27
Wednesday, 30th September 2026 06:12 17:52

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