Washington (Dulles), Virginia August-March Average Temperature
Degrees Fahrenheit
196403
47.9
196503
48.0
196603
48.9
196703
47.6
196803
47.3
196903
48.3
197003
46.0
197103
49.3
197203
50.6
197303
49.4
197403
51.0
197503
49.7
197603
51.0
197703
46.1
197803
47.5
197903
48.8
198003
49.2
198103
48.6
198203
47.2
198303
50.4
198403
48.8
198503
50.9
198603
50.4
198703
49.1
198803
49.3
198903
49.8
199003
50.7
199103
51.9
199203
50.9
199303
48.3
199403
48.7
199503
50.8
199603
48.5
199703
50.5
199803
51.6
199903
-99
200003
52.1
200103
48.7
200203
53.3
200303
49.5
200403
50.6
200503
50.7
200603
52.4
200703
51.2
200803
52.7
200903
49.7
201003
50.9
201103
50.1
201203
53.6
201303
50.6
201403
47.9
201503
47.1
201603
53.0
201703
54.0
201803
50.5
201903
51.1