Rochester weather in December 2025

Expect 2°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Rochester in December. Check more long-term weather averages for Rochester in December before you book your next holiday to New York in 2025/2026.

  • 2°C maximum daytime temperature in December in Rochester2
    2°C max day temperature
  • 3 hours of sunshine per day
  • 17 days with some rainfall in December in Rochester17
    17 days with some rainfall
  • -6°C minimum night-time temperature in December in Rochester-6
    -6°C min night temperature
  • 9 hours of daylight per day in December in Rochester9
    9 hours of daylight per day
  • No heat & humidity in December in Rochester0
    No heat & humidity
  • 64 mm monthly rainfall in December in Rochester64
    64 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Rochester1
    1 (Low) UV index
  • 5°C sea temperature in December in Rochester5
    5°C sea temperature

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The December weather guide for New York (Rochester) 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 New York

How cold is it in Rochester in December?

Daytime temperatures usually reach 2°C in Rochester in December, falling to -6°C at night.

How sunny is it in Rochester in December?

There are normally 3 hours of bright sunshine each day in Rochester in December - that's 28% of daylight hours.

Is the sea cold around Rochester in December?

The average sea temperature around Rochester in December is 5°C.

Does it rain in Rochester in December?

There are usually 17 days with some rain in Rochester in December and the average monthly rainfall is 64mm. Rain may fall as snow in this month.

Rochester December sunrise & sunset times

Browse the sunrise and sunset times for Rochester in December 2025. Select a month to view Rochester sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:23 16:36
Tuesday, 16th December 2025 07:36 16:36
Wednesday, 31st December 2025 07:42 16:45

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