D.C. weather in January 2026

Expect 5°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in D.C. in January based on long-term weather averages. There is usually 10 days with some rainfall and 71 mm of average monthly rainfall in January.

  • 5°C maximum daytime temperature in January in D.C. (Washington)5
    5°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in January in D.C. (Washington)10
    10 days with some rainfall
  • -4°C minimum night-time temperature in January in D.C. (Washington)-4
    -4°C min night temperature
  • 10 hours of daylight per day in January in D.C. (Washington)10
    10 hours of daylight per day
  • No heat & humidity in January in D.C. (Washington)0
    No heat & humidity
  • 71 mm monthly rainfall in January in D.C. (Washington)71
    71 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in D.C. (Washington)2
    2 (Low) UV index

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The January weather guide for D.C., represented by Washington, (Washington) 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 D.C. in January?

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

How sunny is it in D.C. in January?

There are normally 5 hours of bright sunshine each day in Washington, D.C. in January - that's 48% of daylight hours.

Does it rain in D.C. in January?

There are usually 10 days with some rain in Washington, D.C. in January and the average monthly rainfall is 71mm. Rain may fall as snow in this month.

D.C. January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:27 16:57
Friday, 16th January 2026 07:25 17:11
Saturday, 31st January 2026 07:15 17:28

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