London weather in January 2025

Expect 7°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in London in January. Check more long-term weather averages for London in January before you book your next holiday to England in 2025/2026.

  • 7°C maximum daytime temperature in January in London7
    7°C max day temperature
  • 2 hours of sunshine per day
  • 16 days with some rainfall in January in London16
    16 days with some rainfall
  • 2°C minimum night-time temperature in January in London2
    2°C min night temperature
  • 8 hours of daylight per day in January in London8
    8 hours of daylight per day
  • No heat & humidity in January in London0
    No heat & humidity
  • 55 mm monthly rainfall in January in London55
    55 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in London1
    1 (Low) UV index

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