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History for Washington, DC
Thursday, July 2, 2009
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
73 °F
|
78 °F
|
|
| Max Temperature |
80 °F
|
87 °F
|
101 °F
(1898) |
| Min Temperature |
66 °F
|
69 °F
|
55 °F
(1940) |
| 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 |
8 |
14 |
|
| Month to date cooling degree days |
19 |
27 |
|
| Year to date cooling degree days |
421 |
463 |
|
| Since 1 June cooling degree days |
291 |
331 |
|
| Growing Degree Days | 23 (Base 50) |
|
|
| Moisture |
| Dew Point |
64 °F
|
|
|
| Average Humidity |
69 |
|
|
| Maximum Humidity |
93 |
|
|
| Minimum Humidity |
45 |
|
|
| Precipitation |
| Precipitation |
0.06 in
|
0.11 in
|
2.88 in
(1920) |
| Month to date precipitation |
0.10 |
0.22 |
|
| Year to date precipitation |
23.23 |
19.38 |
|
| 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 |
29.77 in
|
|
|
| Wind |
| Wind Speed |
8 mph
(West) |
|
|
| Max Wind Speed |
16 mph
|
|
|
| Max Gust Speed |
22 mph
|
|
|
| Visibility |
9 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 |
68.0 °F
|
64.0 °F
|
87% |
29.73 in
|
10.0 miles
|
North |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 1:52 AM |
68.0 °F
|
64.0 °F
|
87% |
29.74 in
|
10.0 miles
|
NNW |
8.1 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 AM |
66.9 °F
|
63.0 °F
|
87% |
29.75 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 3:52 AM |
66.0 °F
|
63.0 °F
|
90% |
29.75 in
|
9.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Scattered Clouds |
| 4:52 AM |
66.9 °F
|
64.0 °F
|
90% |
29.76 in
|
8.0 miles
|
WSW |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 5:52 AM |
66.0 °F
|
64.0 °F
|
93% |
29.77 in
|
5.0 miles
|
SW |
3.5 mph
|
-
|
N/A |
|
Partly Cloudy |
| 6:13 AM |
68.0 °F
|
62.6 °F
|
83% |
29.77 in
|
10.0 miles
|
West |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 6:52 AM |
68.0 °F
|
62.1 °F
|
81% |
29.79 in
|
10.0 miles
|
Variable |
4.6 mph
|
-
|
N/A |
|
Scattered Clouds |
| 7:52 AM |
70.0 °F
|
61.0 °F
|
73% |
29.81 in
|
10.0 miles
|
West |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:52 AM |
72.0 °F
|
61.0 °F
|
68% |
29.81 in
|
10.0 miles
|
West |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 9:52 AM |
73.9 °F
|
59.0 °F
|
59% |
29.82 in
|
10.0 miles
|
West |
13.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 10:52 AM |
75.9 °F
|
59.0 °F
|
56% |
29.83 in
|
10.0 miles
|
West |
12.7 mph
|
-
|
N/A |
|
Scattered Clouds |
| 11:52 AM |
78.1 °F
|
59.0 °F
|
52% |
29.83 in
|
10.0 miles
|
WNW |
10.4 mph
|
17.3 mph
|
N/A |
|
Mostly Cloudy |
| 12:52 PM |
79.0 °F
|
57.9 °F
|
48% |
29.83 in
|
10.0 miles
|
Variable |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 1:52 PM |
80.1 °F
|
57.9 °F
|
47% |
29.82 in
|
10.0 miles
|
WSW |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 PM |
77.0 °F
|
57.9 °F
|
52% |
29.81 in
|
10.0 miles
|
West |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 3:52 PM |
79.0 °F
|
60.1 °F
|
52% |
29.81 in
|
10.0 miles
|
WSW |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 4:52 PM |
79.0 °F
|
60.1 °F
|
52% |
29.81 in
|
10.0 miles
|
Variable |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 5:52 PM |
79.0 °F
|
60.1 °F
|
52% |
29.80 in
|
10.0 miles
|
SSW |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 PM |
77.0 °F
|
61.0 °F
|
58% |
29.81 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:08 PM |
73.4 °F
|
64.4 °F
|
73% |
29.83 in
|
4.0 miles
|
WSW |
11.5 mph
|
-
|
0.00 in
|
Rain
|
Light Rain |
| 7:24 PM |
71.6 °F
|
64.4 °F
|
78% |
29.82 in
|
10.0 miles
|
North |
5.8 mph
|
-
|
0.06 in
|
Rain
|
Light Rain |
| 7:52 PM |
73.0 °F
|
64.0 °F
|
73% |
29.83 in
|
10.0 miles
|
SE |
3.5 mph
|
-
|
0.06 in
|
|
Mostly Cloudy |
| 8:36 PM |
73.4 °F
|
64.4 °F
|
73% |
29.84 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 8:52 PM |
73.9 °F
|
63.0 °F
|
68% |
29.86 in
|
10.0 miles
|
WNW |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
72.0 °F
|
57.0 °F
|
59% |
29.88 in
|
10.0 miles
|
NW |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 10:52 PM |
71.1 °F
|
57.0 °F
|
61% |
29.89 in
|
10.0 miles
|
WNW |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 11:52 PM |
69.1 °F
|
54.0 °F
|
58% |
29.91 in
|
10.0 miles
|
WNW |
10.4 mph
|
-
|
N/A |
|
Partly Cloudy |
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