Fly from
Fly to
Route
Depart
Return
Price
BangkokWashington, D.C.
DMK - IAD
DMKIAD
Bangkok Don Mueang Intl
Wed 12/18
7:15 pm-2:45 pm
2 stops31h 30m
Washington, D.C. Dulles Intl
Fri 2/28
10:00 am-5:05 am
2 stops31h 05m
BangkokWashington, D.C.
DMK - IAD
DMKIAD
Bangkok Don Mueang Intl
Tue 12/3
8:15 pm-4:05 pm
2 stops31h 50m
In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.
If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).