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History for Washington, DC
Monday, July 20, 2009
Weekly Summary
Temperature |
Max |
Avg |
Min |
| Max Temperature |
91 °F
|
87 °F
|
83 °F
|
| Mean Temperature |
81 °F
|
78 °F
|
73 °F
|
| Min Temperature |
71 °F
|
69 °F
|
62 °F
|
Degree Days |
Max |
Avg |
Min |
Sum |
| Heating Degree Days (base 65) |
0 |
0 |
0 |
0 |
| Cooling Degree Days (base 65) |
16 |
13 |
8 |
91 |
| Growing Degree Days (base 50) |
30 |
27 |
22 |
190 |
Dew Point |
Max |
Avg |
Min |
| Dew Point |
70 °F
|
63 °F
|
52 °F
|
Precipitation |
Max |
Avg |
Min |
Sum |
| Precipitation |
0.56 in
|
0.11 in
|
0.00 in
|
0.63 in
|
| Snowdepth |
0.0 in
|
0.0 in
|
0.0 in
|
- |
Wind |
Max |
Avg |
Min |
| Wind |
24 mph
|
7 mph
|
0 mph
|
| Gust Wind |
36 mph
|
24 mph
|
16 mph
|
Sea Level Pressure |
Max |
Avg |
Min |
| Sea Level Pressure |
30.15 in
|
30.02 in
|
29.83 in
|
| 2009 |
Temperature (°F) |
Dew Point (°F) |
Humidity (%) |
Sea Level Pressure (in) |
Visibility (mi) |
Wind (mph) |
Gust Speed (mph) |
Precipitation (in) |
Events |
| July |
high |
avg |
low |
high |
avg |
low |
high |
avg |
low |
high |
avg |
low |
high |
avg |
low |
high |
avg |
high |
sum |
|
| 19 |
83
|
73
|
62
|
59
|
54
|
52
|
72
|
53
|
34
|
30.13
|
30.10
|
30.04
|
10
|
10
|
10
|
13
|
5
|
16
|
0.00
|
|
| 20 |
84
|
77
|
70
|
66
|
61
|
57
|
79
|
61
|
43
|
30.15
|
30.12
|
30.10
|
10
|
10
|
8
|
14
|
6
|
20
|
T
|
|
| 21 |
86
|
79
|
71
|
66
|
62
|
56
|
79
|
58
|
37
|
30.12
|
30.09
|
30.03
|
10
|
10
|
10
|
14
|
7
|
16
|
0.00
|
|
| 22 |
90
|
80
|
70
|
68
|
66
|
63
|
90
|
66
|
41
|
30.14
|
30.09
|
30.04
|
10
|
8
|
5
|
16
|
8
|
21
|
0.00
|
|
| 23 |
87
|
79
|
70
|
70
|
68
|
66
|
87
|
74
|
61
|
30.04
|
29.90
|
29.83
|
10
|
9
|
1
|
21
|
6
|
25
|
0.56
|
Rain
,
Thunderstorm
|
| 24 |
86
|
77
|
68
|
68
|
63
|
59
|
90
|
65
|
40
|
29.95
|
29.90
|
29.86
|
10
|
10
|
9
|
13
|
6
|
17
|
0.00
|
|
| 25 |
91
|
81
|
70
|
68
|
65
|
61
|
84
|
61
|
38
|
29.97
|
29.91
|
29.85
|
10
|
9
|
7
|
24
|
8
|
36
|
0.07
|
Rain
,
Thunderstorm
|
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