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History for Washington, DC
Friday, July 9, 2010
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
85 °F
|
79 °F
|
|
| Max Temperature |
93 °F
|
88 °F
|
104 °F
(1936) |
| Min Temperature |
76 °F
|
70 °F
|
55 °F
(1891) |
| Degree Days |
| Heating Degree Days |
0 |
0 |
|
| Month to date heating degree days |
0 |
0 |
|
| Since 1 June heating degree days |
0 |
5 |
|
| Since 1 July heating degree days |
0 |
0 |
|
| Cooling Degree Days |
20 |
15 |
|
| Month to date cooling degree days |
157 |
126 |
|
| Year to date cooling degree days |
871 |
562 |
|
| Since 1 June cooling degree days |
630 |
430 |
|
| Growing Degree Days | 34 (Base 50) |
|
|
| Moisture |
| Dew Point |
68 °F
|
|
|
| Average Humidity |
61 |
|
|
| Maximum Humidity |
82 |
|
|
| Minimum Humidity |
39 |
|
|
| Precipitation |
| Precipitation |
0.02 in
|
0.12 in
|
4.69 in
(1970) |
| Month to date precipitation |
0.02 |
1.03 |
|
| Year to date precipitation |
13.62 |
20.19 |
|
| 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 |
29.92 in
|
|
|
| Wind |
| Wind Speed |
6 mph
(ESE) |
|
|
| Max Wind Speed |
14 mph
|
|
|
| Max Gust Speed |
18 mph
|
|
|
| Visibility |
10 miles
|
|
|
| Events |
Rain
|
|
|
|
| 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
|
68.0 °F
|
67% |
30.00 in
|
10.0 miles
|
SE |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 12:59 AM |
80.6 °F
|
68.0 °F
|
65% |
30.00 in
|
10.0 miles
|
SE |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 1:22 AM |
78.8 °F
|
68.0 °F
|
69% |
30.00 in
|
10.0 miles
|
SE |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 1:52 AM |
79.0 °F
|
68.0 °F
|
69% |
30.00 in
|
10.0 miles
|
SSE |
4.6 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 2:30 AM |
78.8 °F
|
69.8 °F
|
74% |
29.99 in
|
10.0 miles
|
East |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 AM |
78.1 °F
|
69.1 °F
|
74% |
29.99 in
|
10.0 miles
|
SE |
4.6 mph
|
-
|
N/A |
|
Scattered Clouds |
| 3:52 AM |
77.0 °F
|
69.1 °F
|
76% |
29.99 in
|
10.0 miles
|
East |
3.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 4:28 AM |
77.0 °F
|
69.8 °F
|
78% |
29.98 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 4:42 AM |
77.0 °F
|
69.8 °F
|
78% |
29.98 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Scattered Clouds |
| 4:52 AM |
77.0 °F
|
69.1 °F
|
76% |
29.98 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Scattered Clouds |
| 5:52 AM |
75.9 °F
|
69.1 °F
|
79% |
29.97 in
|
10.0 miles
|
NE |
4.6 mph
|
-
|
N/A |
|
Scattered Clouds |
| 6:52 AM |
77.0 °F
|
70.0 °F
|
79% |
29.97 in
|
10.0 miles
|
East |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 7:52 AM |
79.0 °F
|
70.0 °F
|
74% |
29.97 in
|
10.0 miles
|
East |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 8:14 AM |
78.8 °F
|
69.8 °F
|
74% |
29.97 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 8:49 AM |
80.6 °F
|
69.8 °F
|
70% |
29.96 in
|
10.0 miles
|
East |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 8:52 AM |
82.0 °F
|
69.1 °F
|
65% |
29.96 in
|
10.0 miles
|
ESE |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 9:16 AM |
82.4 °F
|
69.8 °F
|
66% |
29.97 in
|
10.0 miles
|
ENE |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 9:52 AM |
82.9 °F
|
69.1 °F
|
63% |
29.96 in
|
10.0 miles
|
NE |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 10:27 AM |
82.4 °F
|
68.0 °F
|
62% |
29.96 in
|
10.0 miles
|
Variable |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 10:52 AM |
86.0 °F
|
68.0 °F
|
55% |
29.95 in
|
10.0 miles
|
Variable |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 11:52 AM |
86.0 °F
|
66.9 °F
|
53% |
29.94 in
|
10.0 miles
|
NNE |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 12:52 PM |
89.1 °F
|
64.9 °F
|
45% |
29.92 in
|
10.0 miles
|
NE |
4.6 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 1:52 PM |
91.0 °F
|
64.9 °F
|
42% |
29.89 in
|
10.0 miles
|
Variable |
4.6 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 2:52 PM |
93.0 °F
|
64.0 °F
|
38% |
29.86 in
|
10.0 miles
|
SE |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 3:52 PM |
89.6 °F
|
66.2 °F
|
46% |
29.84 in
|
10.0 miles
|
SSE |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 4:52 PM |
91.9 °F
|
68.0 °F
|
45% |
29.81 in
|
10.0 miles
|
SSE |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 5:52 PM |
89.1 °F
|
66.9 °F
|
48% |
29.80 in
|
10.0 miles
|
SSE |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 6:52 PM |
87.1 °F
|
66.9 °F
|
51% |
29.80 in
|
10.0 miles
|
SE |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 7:52 PM |
86.0 °F
|
66.0 °F
|
51% |
29.81 in
|
10.0 miles
|
SSE |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:52 PM |
84.9 °F
|
64.9 °F
|
51% |
29.83 in
|
10.0 miles
|
SSE |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
82.9 °F
|
68.0 °F
|
60% |
29.84 in
|
10.0 miles
|
SSE |
6.9 mph
|
-
|
N/A |
|
Overcast |
| 10:52 PM |
82.0 °F
|
69.1 °F
|
65% |
29.84 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Overcast |
| 11:23 PM |
80.6 °F
|
69.8 °F
|
70% |
29.85 in
|
5.0 miles
|
West |
9.2 mph
|
-
|
0.00 in
|
Rain
|
Rain |
| 11:52 PM |
78.1 °F
|
70.0 °F
|
76% |
29.84 in
|
10.0 miles
|
NW |
3.5 mph
|
-
|
0.02 in
|
|
Overcast |
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