Rehoboth Beach weather in January 2026

Expect 6°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Rehoboth Beach in January based on long-term weather averages. There is usually 11 days with some rainfall and 86 mm of average monthly rainfall in January.

  • 6°C maximum daytime temperature in January in Rehoboth Beach6
    6°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in January in Rehoboth Beach11
    11 days with some rainfall
  • -4°C minimum night-time temperature in January in Rehoboth Beach-4
    -4°C min night temperature
  • 10 hours of daylight per day in January in Rehoboth Beach10
    10 hours of daylight per day
  • No heat & humidity in January in Rehoboth Beach0
    No heat & humidity
  • 86 mm monthly rainfall in January in Rehoboth Beach86
    86 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Rehoboth Beach2
    2 (Low) UV index
  • 5°C sea temperature in January in Rehoboth Beach5
    5°C sea temperature

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Rehoboth Beach by month

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The January weather guide for Delaware (Rehoboth Beach) 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 Rehoboth Beach in January?

Daytime temperatures usually reach 6°C in Rehoboth Beach in January, falling to -4°C at night.

How sunny is it in Rehoboth Beach in January?

There are normally 6 hours of bright sunshine each day in Rehoboth Beach in January - that's 56% of daylight hours.

Is the sea cold around Rehoboth Beach in January?

The average sea temperature around Rehoboth Beach in January is 5°C.

Does it rain in Rehoboth Beach in January?

There are usually 11 days with some rain in Rehoboth Beach in January and the average monthly rainfall is 86mm. Rain may fall as snow in this month.

Rehoboth Beach January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:18 16:50
Friday, 16th January 2026 07:16 17:04
Saturday, 31st January 2026 07:07 17:21

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