Delaware weather in January 2026

Expect daytime maximum temperatures of 41°F in Delaware, USA 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 3.3 inches of rainfall in the month, which might fall as snow.

  • 41°F maximum daytime temperature in January in Delaware (Dover)41
    41°F max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in January in Delaware (Dover)10
    10 days with some rainfall
  • 25°F minimum night-time temperature in January in Delaware (Dover)25
    25°F min night temperature
  • 10 hours of daylight per day in January in Delaware (Dover)10
    10 hours of daylight per day
  • No heat & humidity in January in Delaware (Dover)0
    No heat & humidity
  • 3.3 inches monthly rainfall in January in Delaware (Dover)3.3
    3.3 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Delaware (Dover)2
    2 (Low) UV index

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The January weather guide for Delaware (Dover) 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.

Top Delaware destinations

Below are average maximum temperatures at popular countries, regions and places in Delaware in January. Select a holiday destination to see more weather parameters.

All Delaware destinations

Metric (°C)  |  Imperial (°F)

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More about the USA

How cold is it in Delaware in January?

Daytime temperatures usually reach 41°F in Dover, Delaware in January, falling to 25°F at night.

How sunny is it in Delaware in January?

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

Does it rain in Delaware in January?

There are usually 10 days with some rain in Dover, Delaware in January and the average monthly rainfall is 3.3 inches. Rain may fall as snow in this month.

Delaware January sunrise & sunset times

Browse the sunrise and sunset times for Delaware in January 2026. Select a month to view Delaware sunrise and sunset times for the next 12 months. The Delaware sunrise and sunset times shown below are for Dover.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:21 16:50
Friday, 16th January 2026 07:19 17:05
Saturday, 31st January 2026 07:10 17:22

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