Fly from
Fly to
Route
Depart
Return
Price
BelfastWashington, D.C.
BFS - IAD
BFSIAD
Belfast Intl
Mon 2/12
22:25-15:40
2 stops46h 15m
Washington, D.C. Dulles Intl
Mon 9/12
21:55-16:15
1 stop13h 20m
In terms of precipitation, rainfall in District of Columbia ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit District of Columbia when rainfall is around 66.0 mm.
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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).
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