Greenock weather in January 2026

Expect daytime maximum temperatures of 41°F in Greenock, Scotland in January based on long-term weather averages. There is 1 hour of sunshine per day on average with 22 days with some rainfall and typically 8.9 inches of rainfall in the month.

  • 41°F maximum daytime temperature in January in Greenock41
    41°F max day temperature
  • 1 hour of sunshine per day
  • 22 days with some rainfall in January in Greenock22
    22 days with some rainfall
  • 34°F minimum night-time temperature in January in Greenock34
    34°F min night temperature
  • 8 hours of daylight per day in January in Greenock8
    8 hours of daylight per day
  • No heat & humidity in January in Greenock0
    No heat & humidity
  • 8.9 inches monthly rainfall in January in Greenock8.9
    8.9 inches of monthly rainfall
  • No UV (maximum) index in January in Greenock0
    No UV (Maximum) Index UV index
  • 46°F sea temperature in January in Greenock46
    46°F sea temperature

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The January weather guide for Scotland (Greenock) 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 cold is it in Greenock in January?

Daytime temperatures usually reach 41°F in Greenock in January, falling to 34°F at night.

How sunny is it in Greenock in January?

There are normally 1 hour of bright sunshine each day in Greenock in January - that's 14% of daylight hours.

How warm is the sea around Greenock in January?

The average sea temperature around Greenock in January is 46°F.

Does it rain in Greenock in January?

There are usually 22 days with some rain in Greenock in January and the average monthly rainfall is 8.9 inches.

Greenock January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:50 15:56
Friday, 16th January 2026 08:39 16:19
Saturday, 31st January 2026 08:16 16:50

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