D.C. weather in September 2020

  • 26°C maximum daytime temperature in September in D.C. (Washington)26
    26°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in September in D.C. (Washington)7
    7 days with some rainfall
  • 15°C minimum night-time temperature in September in D.C. (Washington)15
    15°C min night temperature
  • 12 hours of daylight per day in September in D.C. (Washington)12
    12 hours of daylight per day
  • Low heat & humidity in September in D.C. (Washington)L
    Low heat & humidity
  • 87 mm monthly rainfall in September in D.C. (Washington)87
    87 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in D.C. (Washington)7
    7 (High) UV index
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The September weather guide for D.C. 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.

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Metric (°C / mm)  |  Imperial (°F / inches)

D.C. sunrise & sunset times for September 2020

Browse the sunrise & sunset times for D.C. in September 2020. Select a month to view D.C. sunrise & sunset times for the next twelve months. The D.C. sunrise & sunset times shown below are for Washington.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2020 06:37 19:38
Tuesday, 15th September 2020 06:50 19:15
Wednesday, 30th September 2020 07:04 18:52
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