Seaside Heights weather in January 2026

Expect daytime maximum temperatures of 4°C in Seaside Heights, New Jersey 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 90 mm of rainfall in the month, which might fall as snow.

  • 4°C maximum daytime temperature in January in Seaside Heights4
    4°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in January in Seaside Heights10
    10 days with some rainfall
  • -5°C minimum night-time temperature in January in Seaside Heights-5
    -5°C min night temperature
  • 10 hours of daylight per day in January in Seaside Heights10
    10 hours of daylight per day
  • No heat & humidity in January in Seaside Heights0
    No heat & humidity
  • 90 mm monthly rainfall in January in Seaside Heights90
    90 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Seaside Heights2
    2 (Low) UV index
  • 5°C sea temperature in January in Seaside Heights5
    5°C sea temperature

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The January weather guide for New Jersey (Seaside Heights) 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 Seaside Heights in January?

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

How sunny is it in Seaside Heights in January?

There are normally 5 hours of bright sunshine each day in Seaside Heights in January - that's 54% of daylight hours.

Is the sea cold around Seaside Heights in January?

The average sea temperature around Seaside Heights in January is 5°C.

Does it rain in Seaside Heights in January?

There are usually 10 days with some rain in Seaside Heights in January and the average monthly rainfall is 90mm. Rain may fall as snow in this month.

Seaside Heights January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:18 16:42
Friday, 16th January 2026 07:16 16:57
Saturday, 31st January 2026 07:05 17:14

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