The best months

  • SunJune to September
  • CityApril, September to October

…

The twelve months at a glance

Month-by-month verdict for Washington D.C.
JanFebMarAprMayJunJulAugSepOctNovDec
SunBest avoided, 20/100Best avoided, 20/100Best avoided, 20/100Fair, 51/100Good, 75/100Ideal, 83/100Ideal, 80/100Ideal, 83/100Ideal, 85/100Good, 60/100Best avoided, 20/100Best avoided, 20/100
CityBest avoided, 26/100Fair, 41/100Fair, 59/100Ideal, 80/100Good, 74/100Good, 66/100Fair, 53/100Good, 61/100Ideal, 80/100Ideal, 85/100Good, 71/100Fair, 43/100
  • Ideal
  • Good
  • Fair
  • Best avoided
  • Risk flagged

Temperatures and rain

Monthly temperatures and rain in Washington D.C.The values are repeated in the table under the chart.-5°C5°C15°C25°C35°CHighLow113 mmRainJFMAMJJASOND
See the month-by-month values
MonthHighLowRain
January6°C-2°C81 mm
February8°C-1°C76 mm
March12°C2°C101 mm
April19°C8°C89 mm
May24°C13°C99 mm
June29°C18°C93 mm
July31°C21°C107 mm
August30°C20°C92 mm
September26°C16°C113 mm
October20°C9°C88 mm
November13°C4°C76 mm
December8°C0°C92 mm

Estimated flight time

  • From YUL : about 1 h 40 min
  • From YYZ : about 1 h 25 min
  • From YVR : about 5 h 20 min

Estimate of a nonstop flight computed from the distance: not a schedule. Connections lengthen the trip.

Getting to Washington D.C. with points

Keep going

Where this data comes from

Temperatures, sunshine and rain: monthly normals we computed over 1991-2020. These are estimates from a climate reanalysis, not station readings.

  • ERA5 reanalysis-era5-single-levels-timeseries (C3S, CC-BY)

Contains modified Copernicus Climate Change Service information (ERA5, 2026, CC BY 4.0 licence). Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains. Sea temperature: NOAA OISST v2.1 (Huang et al., 2021, J. Climate 34, doi:10.1175/JCLI-D-20-0166.1).