|
|
|
|
|
|
|
History for Washington, DC
Saturday, July 18, 2009
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
75 °F
|
80 °F
|
|
| Max Temperature |
83 °F
|
89 °F
|
103 °F
(1887) |
| Min Temperature |
67 °F
|
70 °F
|
55 °F
(1892) |
| Degree Days |
| Heating Degree Days |
0 |
0 |
|
| Month to date heating degree days |
0 |
0 |
|
| Since 1 June heating degree days |
5 |
5 |
|
| Since 1 July heating degree days |
0 |
0 |
|
| Cooling Degree Days |
10 |
15 |
|
| Month to date cooling degree days |
191 |
261 |
|
| Year to date cooling degree days |
593 |
697 |
|
| Since 1 June cooling degree days |
463 |
565 |
|
| Growing Degree Days | 25 (Base 50) |
|
|
| Moisture |
| Dew Point |
56 °F
|
|
|
| Average Humidity |
59 |
|
|
| Maximum Humidity |
84 |
|
|
| Minimum Humidity |
33 |
|
|
| Precipitation |
| Precipitation |
0.00 in
|
0.12 in
|
2.47 in
(1919) |
| Month to date precipitation |
0.26 |
2.11 |
|
| Year to date precipitation |
23.39 |
21.27 |
|
| 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 |
29.88 in
|
|
|
| Wind |
| Wind Speed |
9 mph
(NW) |
|
|
| Max Wind Speed |
18 mph
|
|
|
| Max Gust Speed |
30 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 |
70.0 °F
|
64.9 °F
|
84% |
29.74 in
|
9.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Scattered Clouds |
| 1:52 AM |
71.6 °F
|
64.4 °F
|
78% |
29.76 in
|
10.0 miles
|
West |
3.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 AM |
69.1 °F
|
64.0 °F
|
84% |
29.76 in
|
10.0 miles
|
NNW |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 3:52 AM |
70.0 °F
|
63.0 °F
|
78% |
29.77 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 4:52 AM |
70.0 °F
|
61.0 °F
|
73% |
29.78 in
|
10.0 miles
|
WNW |
11.5 mph
|
-
|
N/A |
|
Partly Cloudy |
| 5:52 AM |
68.0 °F
|
60.1 °F
|
76% |
29.81 in
|
10.0 miles
|
NW |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 6:52 AM |
68.0 °F
|
59.0 °F
|
73% |
29.84 in
|
10.0 miles
|
NNW |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:52 AM |
70.0 °F
|
59.0 °F
|
68% |
29.86 in
|
10.0 miles
|
NW |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:52 AM |
73.0 °F
|
57.9 °F
|
59% |
29.88 in
|
10.0 miles
|
NW |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 9:52 AM |
75.9 °F
|
55.9 °F
|
50% |
29.88 in
|
10.0 miles
|
NW |
9.2 mph
|
18.4 mph
|
N/A |
|
Mostly Cloudy |
| 10:52 AM |
75.9 °F
|
55.0 °F
|
48% |
29.90 in
|
10.0 miles
|
NW |
13.8 mph
|
21.9 mph
|
N/A |
|
Mostly Cloudy |
| 11:52 AM |
79.0 °F
|
53.1 °F
|
40% |
29.90 in
|
10.0 miles
|
NW |
11.5 mph
|
19.6 mph
|
N/A |
|
Mostly Cloudy |
| 12:52 PM |
80.1 °F
|
53.1 °F
|
39% |
29.90 in
|
10.0 miles
|
Variable |
6.9 mph
|
19.6 mph
|
N/A |
|
Scattered Clouds |
| 1:52 PM |
81.0 °F
|
53.1 °F
|
38% |
29.90 in
|
10.0 miles
|
NW |
12.7 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 2:52 PM |
81.0 °F
|
53.1 °F
|
38% |
29.89 in
|
10.0 miles
|
North |
9.2 mph
|
18.4 mph
|
N/A |
|
Mostly Cloudy |
| 3:52 PM |
82.0 °F
|
53.1 °F
|
37% |
29.89 in
|
10.0 miles
|
NNW |
13.8 mph
|
18.4 mph
|
N/A |
|
Mostly Cloudy |
| 4:52 PM |
82.0 °F
|
52.0 °F
|
35% |
29.89 in
|
10.0 miles
|
NNW |
11.5 mph
|
18.4 mph
|
N/A |
|
Mostly Cloudy |
| 5:52 PM |
81.0 °F
|
48.9 °F
|
33% |
29.91 in
|
10.0 miles
|
WNW |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 PM |
78.1 °F
|
50.0 °F
|
37% |
29.93 in
|
10.0 miles
|
NNW |
15.0 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:52 PM |
77.0 °F
|
50.0 °F
|
39% |
29.96 in
|
10.0 miles
|
NW |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:52 PM |
75.9 °F
|
50.0 °F
|
40% |
29.97 in
|
10.0 miles
|
NW |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
73.9 °F
|
52.0 °F
|
46% |
30.01 in
|
10.0 miles
|
NW |
8.1 mph
|
-
|
N/A |
|
Scattered Clouds |
| 10:52 PM |
71.1 °F
|
52.0 °F
|
51% |
30.02 in
|
10.0 miles
|
North |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 11:52 PM |
69.1 °F
|
52.0 °F
|
54% |
30.03 in
|
10.0 miles
|
North |
5.8 mph
|
-
|
N/A |
|
Partly Cloudy |
 Powered by the Weather Underground, Inc.
Contact Us -
Advertising -
Privacy Policy
©1994-2007 DCpages.com All Rights Reserved
|
