Baltimore / Washington International Airport weather averages, Maryland

Baltimore / Washington International Airport weather averages include temperature, rainfall & sunshine figures for every month of the year. Check the weather at Baltimore / Washington International Airport (BWI), Maryland, USA before you book your next flight.

Maximum temperature (°C) at Baltimore / Washington International Airport

5
6
12
18
24
28
31
30
26
20
13
7
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Monthly rainfall (mm) at Baltimore / Washington International Airport

79
77
95
85
104
95
96
99
92
80
89
89
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Hours of sunshine at Baltimore / Washington International Airport

5
6
7
8
8
9
9
9
7
7
5
5
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

The Maryland weather averages are provided by Weather2Travel.com. For more weather guides on Maryland, USA visit the Maryland weather averages section.

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