Weather archive in Washington / Dulles (airport)

weather station number     , observations since January 31, 2005
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Date / Local time
T
Po
P
Pa
U
DD
Ff
ff10
ff3
N
WW
W1
W2
Tn
Tx
Cl
Nh
H
Cm
Ch
VV
Td
RRR
tR
E
Tg
E'
sss
2025
July 20,
Sunday
08
23.9
750.8
758.8
0.2
96
Calm, no windCalm  
7080%.
Mist.  
22.8
   
50-100
  
0.8
23.3
      
05
23.3
750.6
758.8
-0.7
100
Calm, no windCalm  
100%.
       
50-100
  
12.0
23.3
      
02
24.4
751.3
759.4
-1.8
94
Calm, no windCalm  
100%.
   
22.2
25.6
  
300-600
  
16.0
23.3
      
July 19,
Saturday
23
23.9
753.1
761.2
0.5
94
Calm, no windCalm  
7080%.
       
300-600
  
16.0
22.8
      
20
25.6
752.6
760.8
0.0
87
Wind blowing from the east-southeastLight breeze
(2 m/s)
  
7080%.
   
22.2
32.2
  
1000-1500
  
16.0
23.3
Trace of precipitation
6
    
17
30.6
752.6
760.8
-1.3
63
Wind blowing from the south-southwestGentle breeze
(5 m/s)
  
7080%.
       
1000-1500
  
16.0
22.8
      
14
31.1
753.9
761.9
-1.2
57
Wind blowing from the southLight breeze
(3 m/s)
  
7080%.
   
24.4
31.1
  
1000-1500
  
16.0
21.7
      
11
27.2
755.1
763.2
0.0
74
Wind blowing from the westLight breeze
(2 m/s)
  
7080%.
       
300-600
  
16.0
22.2
      
08
24.4
755.1
763.3
0.2
91
Calm, no windCalm  
7080%.
   
22.2
30.0
  
200-300
  
16.0
22.8
      
0