Jamestown weather in January 2026

Expect daytime maximum temperatures of -1°C in Jamestown in January based on long-term weather averages. There are 3 hours of sunshine per day on average with 18 days with some rainfall and typically 70 mm of rainfall in the month, which might fall as snow.

  • -1°C maximum daytime temperature in January in Jamestown-1
    -1°C max day temperature
  • 3 hours of sunshine per day
  • 18 days with some rainfall in January in Jamestown18
    18 days with some rainfall
  • -10°C minimum night-time temperature in January in Jamestown-10
    -10°C min night temperature
  • 10 hours of daylight per day in January in Jamestown10
    10 hours of daylight per day
  • No heat & humidity in January in Jamestown0
    No heat & humidity
  • 70 mm monthly rainfall in January in Jamestown70
    70 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Jamestown1
    1 (Low) UV index

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The January weather guide for New York (Jamestown) 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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How cold is it in Jamestown in January?

Daytime temperatures usually reach -1°C in Jamestown in January, falling to -10°C at night.

How sunny is it in Jamestown in January?

There are normally 3 hours of bright sunshine each day in Jamestown in January - that's 30% of daylight hours.

Does it rain in Jamestown in January?

There are usually 18 days with some rain in Jamestown in January and the average monthly rainfall is 70mm. Rain may fall as snow in this month.

Jamestown January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:45 16:56
Friday, 16th January 2026 07:42 17:12
Saturday, 31st January 2026 07:31 17:30

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