Washington
District of Columbia, USA
Long term weather forecast
Long term weather forecast

March weather forecast and Climate
Washington, DC

  • Average high temperature in March: 55.9°F

Warmest month (with highest average high temperature) is July (88.4°F).
Month with lowest average high temperature is January (43.4°F).

  • Average low temperature in March: 37.6°F

Month with highest average low temperature is July (71.1°F).
Coldest month (with lowest average low temperature) is January (28.6°F).

  • Average humidity in March: 58.6%

Month with highest relative humidity is September (69.7%).
Month with lowest relative humidity is April (58%).

  • Average rainfall in March: 3.5"

Wettest month (with highest rainfall) is May (4").
Driest month (with lowest rainfall) is February (2.6").

  • Average rainfall days in March: 10.5 days

Month with highest number of rainy days is May (11.1 days).
Month with lowest number of rainy days is October (7.7 days).

  • Average snowfall in March: 1.3"

Month with highest snowfall is February (5.7").
Months with lowest snowfall are April, May, June, July, August, September and October (0").

  • Average snowfall days in March: 0.9 days

Month with highest number of snowfall days is January (3 days).
Months with lowest number of snowfall days are May, June, July, August, September and October (0 days).

  • Average daylight in March: 12h

Months with longest days are June and July (Average daylight: 15h).
Month with shortest days is December (Average daylight: 9h).

  • Average sunshine in March: 6.6h

Month with most sunshine is June (Average sunshine: 9.4h).
Month with least sunshine is December (Average sunshine: 4.3h).

  • Average UV index in March: 5

Months with highest UV index are June and July (UV index 9).
Months with lowest UV index are January and December (UV index 2).

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