Monmouth weather in January 2026

Expect daytime maximum temperatures of 7°C in Monmouth in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 96 mm of rainfall in the month.

  • 7°C maximum daytime temperature in January in Monmouth7
    7°C max day temperature
  • 2 hours of sunshine per day
  • 18 days with some rainfall in January in Monmouth18
    18 days with some rainfall
  • 1°C minimum night-time temperature in January in Monmouth1
    1°C min night temperature
  • 8 hours of daylight per day in January in Monmouth8
    8 hours of daylight per day
  • No heat & humidity in January in Monmouth0
    No heat & humidity
  • 96 mm monthly rainfall in January in Monmouth96
    96 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Monmouth1
    1 (Low) UV index

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The January weather guide for Wales (Monmouth) 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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More about Wales

How cold is it in Monmouth in January?

Daytime temperatures usually reach 7°C in Monmouth in January, falling to 1°C at night.

How sunny is it in Monmouth in January?

There are normally 2 hours of bright sunshine each day in Monmouth in January - that's 19% of daylight hours.

Does it rain in Monmouth in January?

There are usually 18 days with some rain in Monmouth in January and the average monthly rainfall is 96mm.

Monmouth January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:18 16:11
Friday, 16th January 2026 08:10 16:31
Saturday, 31st January 2026 07:52 16:58

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