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History for Washington, DC
Saturday, July 19, 2008
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
84 °F
|
80 °F
|
|
| Max Temperature |
94 °F
|
89 °F
|
102 °F
(1930) |
| Min Temperature |
74 °F
|
71 °F
|
56 °F
(1911) |
| Degree Days |
| Heating Degree Days |
0 |
0 |
|
| Month to date heating degree days |
0 |
0 |
|
| Since 1 June heating degree days |
|
5 |
|
| Since 1 July heating degree days |
0 |
0 |
|
| Cooling Degree Days |
19 |
15 |
|
| Month to date cooling degree days |
296 |
276 |
|
| Year to date cooling degree days |
784 |
712 |
|
| Since 1 June cooling degree days |
|
580 |
|
| Growing Degree Days | 34 (Base 50) |
|
|
| Moisture |
| Dew Point |
69 °F
|
|
|
| Average Humidity |
60 |
|
|
| Maximum Humidity |
82 |
|
|
| Minimum Humidity |
38 |
|
|
| Precipitation |
| Precipitation |
0.00 in
|
0.12 in
|
1.51 in
(1922) |
| Month to date precipitation |
1.51 |
2.23 |
|
| Year to date precipitation |
30.23 |
21.39 |
|
| Snow |
| Snow |
0.00 in
|
0.00 in
|
-
() |
| Month to date snowfall |
0.0 |
0.0 |
|
| Since 1 July snowfall |
0.0 |
0.0 |
|
| Snow Depth |
0.00 in
|
|
|
| Sea Level Pressure |
| Sea Level Pressure |
30.02 in
|
|
|
| Wind |
| Wind Speed |
9 mph
(South) |
|
|
| Max Wind Speed |
15 mph
|
|
|
| Max Gust Speed |
23 mph
|
|
|
| Visibility |
10 miles
|
|
|
| Events |
|
|
|
|
| Key: T is trace of precipitation, MM is missing value |
|
Source: NWS Daily Summary |
| Time(EDT) | Temperature | Dew Point | Humidity | Sea Level Pressure | Visibility | Wind Direction | Wind Speed | Gust Speed | Precipitation | Events | Conditions |
|---|
| 12:52 AM |
80.1 °F
|
66.0 °F
|
62% |
30.04 in
|
10.0 miles
|
SSE |
10.4 mph
|
-
|
N/A |
|
Clear |
| 1:52 AM |
79.0 °F
|
68.0 °F
|
69% |
30.04 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Clear |
| 2:52 AM |
77.0 °F
|
69.1 °F
|
76% |
30.03 in
|
10.0 miles
|
SSW |
6.9 mph
|
-
|
N/A |
|
Clear |
| 3:52 AM |
75.9 °F
|
70.0 °F
|
82% |
30.03 in
|
9.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Clear |
| 4:52 AM |
75.9 °F
|
70.0 °F
|
82% |
30.02 in
|
8.0 miles
|
SSW |
6.9 mph
|
-
|
N/A |
|
Partly Cloudy |
| 5:52 AM |
75.0 °F
|
69.1 °F
|
82% |
30.04 in
|
10.0 miles
|
SSW |
4.6 mph
|
-
|
N/A |
|
Partly Cloudy |
| 6:52 AM |
75.9 °F
|
69.1 °F
|
79% |
30.05 in
|
9.0 miles
|
SSW |
4.6 mph
|
-
|
N/A |
|
Partly Cloudy |
| 7:52 AM |
79.0 °F
|
68.0 °F
|
69% |
30.05 in
|
10.0 miles
|
SSW |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 8:52 AM |
82.0 °F
|
68.0 °F
|
62% |
30.06 in
|
10.0 miles
|
SSW |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 9:52 AM |
84.9 °F
|
69.1 °F
|
59% |
30.06 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Scattered Clouds |
| 10:52 AM |
87.1 °F
|
72.0 °F
|
61% |
30.05 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 11:52 AM |
89.1 °F
|
71.1 °F
|
55% |
30.04 in
|
10.0 miles
|
South |
12.7 mph
|
-
|
N/A |
|
Scattered Clouds |
| 12:52 PM |
90.0 °F
|
70.0 °F
|
52% |
30.03 in
|
10.0 miles
|
South |
12.7 mph
|
-
|
N/A |
|
Scattered Clouds |
| 1:52 PM |
93.0 °F
|
66.9 °F
|
42% |
30.01 in
|
10.0 miles
|
South |
10.4 mph
|
19.6 mph
|
N/A |
|
Scattered Clouds |
| 2:52 PM |
93.0 °F
|
66.9 °F
|
42% |
30.00 in
|
10.0 miles
|
South |
12.7 mph
|
-
|
N/A |
|
Scattered Clouds |
| 3:52 PM |
93.0 °F
|
66.9 °F
|
42% |
29.99 in
|
10.0 miles
|
SSW |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 4:52 PM |
93.0 °F
|
64.0 °F
|
38% |
29.99 in
|
9.0 miles
|
SW |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 5:52 PM |
91.9 °F
|
68.0 °F
|
45% |
29.97 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 6:52 PM |
91.0 °F
|
69.1 °F
|
48% |
29.96 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 7:52 PM |
89.1 °F
|
70.0 °F
|
53% |
29.97 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:52 PM |
88.0 °F
|
72.0 °F
|
59% |
29.97 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
86.0 °F
|
72.0 °F
|
63% |
29.99 in
|
7.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 10:52 PM |
84.0 °F
|
73.0 °F
|
69% |
29.99 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 11:52 PM |
82.9 °F
|
73.9 °F
|
74% |
29.99 in
|
10.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
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