|
|
|
|
|
|
|
History for Washington, DC
Tuesday, August 4, 2009
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
81 °F
|
79 °F
|
|
| Max Temperature |
90 °F
|
88 °F
|
102 °F
(1930) |
| Min Temperature |
72 °F
|
71 °F
|
54 °F
(1912) |
| Degree Days |
| Heating Degree Days |
0 |
0 |
|
| Month to date heating degree days |
0 |
0 |
|
| Since 1 June heating degree days |
5 |
6 |
|
| Since 1 July heating degree days |
0 |
0 |
|
| Cooling Degree Days |
16 |
14 |
|
| Month to date cooling degree days |
57 |
56 |
|
| Year to date cooling degree days |
837 |
961 |
|
| Since 1 June cooling degree days |
707 |
827 |
|
| Growing Degree Days | 32 (Base 50) |
|
|
| Moisture |
| Dew Point |
66 °F
|
|
|
| Average Humidity |
61 |
|
|
| Maximum Humidity |
82 |
|
|
| Minimum Humidity |
40 |
|
|
| Precipitation |
| Precipitation |
0.00 in
|
0.11 in
|
1.33 in
(1974) |
| Month to date precipitation |
0.44 |
0.43 |
|
| Year to date precipitation |
24.64 |
23.90 |
|
| 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 |
29.96 in
|
|
|
| Wind |
| Wind Speed |
6 mph
(South) |
|
|
| Max Wind Speed |
16 mph
|
|
|
| Max Gust Speed |
23 mph
|
|
|
| Visibility |
8 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 |
75.9 °F
|
64.9 °F
|
69% |
30.01 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 1:52 AM |
75.0 °F
|
66.0 °F
|
73% |
30.01 in
|
9.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 2:52 AM |
73.0 °F
|
66.0 °F
|
79% |
30.00 in
|
8.0 miles
|
SSE |
3.5 mph
|
-
|
N/A |
|
Partly Cloudy |
| 3:52 AM |
73.9 °F
|
66.0 °F
|
76% |
30.01 in
|
8.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 4:52 AM |
73.0 °F
|
66.0 °F
|
79% |
30.01 in
|
8.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 5:52 AM |
73.0 °F
|
66.0 °F
|
79% |
30.01 in
|
7.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 6:52 AM |
73.0 °F
|
66.9 °F
|
81% |
30.01 in
|
5.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Haze |
| 7:52 AM |
75.0 °F
|
69.1 °F
|
82% |
30.01 in
|
5.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Haze |
| 8:52 AM |
77.0 °F
|
70.0 °F
|
79% |
30.01 in
|
4.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Haze |
| 9:52 AM |
80.1 °F
|
71.1 °F
|
74% |
30.01 in
|
5.0 miles
|
SE |
3.5 mph
|
-
|
N/A |
|
Haze |
| 10:52 AM |
82.9 °F
|
72.0 °F
|
69% |
30.01 in
|
5.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Haze |
| 11:52 AM |
84.9 °F
|
68.0 °F
|
57% |
29.99 in
|
7.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 12:52 PM |
87.1 °F
|
70.0 °F
|
57% |
29.97 in
|
7.0 miles
|
SSE |
12.7 mph
|
-
|
N/A |
|
Scattered Clouds |
| 1:52 PM |
87.1 °F
|
66.9 °F
|
51% |
29.95 in
|
9.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 PM |
89.1 °F
|
66.0 °F
|
46% |
29.95 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 3:52 PM |
90.0 °F
|
64.9 °F
|
43% |
29.94 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 4:52 PM |
89.1 °F
|
64.0 °F
|
43% |
29.92 in
|
10.0 miles
|
SW |
11.5 mph
|
20.7 mph
|
N/A |
|
Mostly Cloudy |
| 5:52 PM |
89.1 °F
|
63.0 °F
|
42% |
29.91 in
|
10.0 miles
|
SSW |
13.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 PM |
87.1 °F
|
60.1 °F
|
40% |
29.91 in
|
10.0 miles
|
WSW |
9.2 mph
|
-
|
N/A |
|
Overcast |
| 7:52 PM |
84.0 °F
|
63.0 °F
|
49% |
29.91 in
|
10.0 miles
|
SW |
6.9 mph
|
-
|
N/A |
|
Overcast |
| 8:52 PM |
82.9 °F
|
63.0 °F
|
51% |
29.90 in
|
10.0 miles
|
SSW |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 9:52 PM |
80.1 °F
|
64.0 °F
|
58% |
29.90 in
|
10.0 miles
|
SSW |
4.6 mph
|
-
|
N/A |
|
Scattered Clouds |
| 10:52 PM |
79.0 °F
|
68.0 °F
|
69% |
29.90 in
|
10.0 miles
|
South |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 11:52 PM |
78.1 °F
|
66.9 °F
|
68% |
29.88 in
|
9.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Scattered Clouds |
 Powered by the Weather Underground, Inc.
Contact Us -
Advertising -
Privacy Policy
©1994-2007 DCpages.com All Rights Reserved
|
