Atlantic City weather in January 2026

Expect daytime maximum temperatures of 5°C in Atlantic City in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 10 days with some rainfall and typically 84 mm of rainfall in the month, which might fall as snow.

  • 5°C maximum daytime temperature in January in Atlantic City5
    5°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in January in Atlantic City10
    10 days with some rainfall
  • -4°C minimum night-time temperature in January in Atlantic City-4
    -4°C min night temperature
  • 10 hours of daylight per day in January in Atlantic City10
    10 hours of daylight per day
  • No heat & humidity in January in Atlantic City0
    No heat & humidity
  • 84 mm monthly rainfall in January in Atlantic City84
    84 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Atlantic City2
    2 (Low) UV index
  • 5°C sea temperature in January in Atlantic City5
    5°C sea temperature

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The January weather guide for New Jersey (Atlantic City) 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 the USA

How cold is it in Atlantic City in January?

Daytime temperatures usually reach 5°C in Atlantic City in January, falling to -4°C at night.

How sunny is it in Atlantic City in January?

There are normally 5 hours of bright sunshine each day in Atlantic City in January - that's 51% of daylight hours.

Is the sea cold around Atlantic City in January?

The average sea temperature around Atlantic City in January is 5°C.

Does it rain in Atlantic City in January?

There are usually 10 days with some rain in Atlantic City in January and the average monthly rainfall is 84mm. Rain may fall as snow in this month.

Atlantic City January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:18 16:45
Friday, 16th January 2026 07:15 17:00
Saturday, 31st January 2026 07:06 17:17

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