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History for Washington, DC
Friday, June 26, 2009
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
81 °F
|
77 °F
|
|
| Max Temperature |
89 °F
|
86 °F
|
101 °F
(1952) |
| Min Temperature |
72 °F
|
68 °F
|
56 °F
(1979) |
| Degree Days |
| Heating Degree Days |
0 |
0 |
|
| Month to date heating degree days |
5 |
5 |
|
| Since 1 June heating degree days |
5 |
5 |
|
| Since 1 July heating degree days |
4210 |
4055 |
|
| Cooling Degree Days |
16 |
12 |
|
| Month to date cooling degree days |
230 |
252 |
|
| Year to date cooling degree days |
360 |
384 |
|
| Since 1 June cooling degree days |
230 |
252 |
|
| Growing Degree Days | 30 (Base 50) |
|
|
| Moisture |
| Dew Point |
68 °F
|
|
|
| Average Humidity |
71 |
|
|
| Maximum Humidity |
87 |
|
|
| Minimum Humidity |
55 |
|
|
| Precipitation |
| Precipitation |
0.38 in
|
0.10 in
|
4.22 in
(2006) |
| Month to date precipitation |
5.84 |
2.69 |
|
| Year to date precipitation |
23.11 |
18.72 |
|
| Snow |
| Snow |
0.00 in
|
0.00 in
|
-
() |
| Month to date snowfall |
0.0 |
0.0 |
|
| Since 1 July snowfall |
7.5 |
15.2 |
|
| Snow Depth |
0.00 in
|
|
|
| Sea Level Pressure |
| Sea Level Pressure |
29.74 in
|
|
|
| Wind |
| Wind Speed |
7 mph
(South) |
|
|
| Max Wind Speed |
36 mph
|
|
|
| Max Gust Speed |
48 mph
|
|
|
| Visibility |
8 miles
|
|
|
| Events |
Rain
,
Hail
,
Thunderstorm
|
|
|
|
| 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 |
73.9 °F
|
68.0 °F
|
82% |
29.80 in
|
10.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Partly Cloudy |
| 1:52 AM |
73.9 °F
|
69.1 °F
|
85% |
29.79 in
|
10.0 miles
|
South |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 AM |
73.9 °F
|
69.1 °F
|
85% |
29.77 in
|
10.0 miles
|
SW |
4.6 mph
|
-
|
N/A |
|
Scattered Clouds |
| 3:52 AM |
73.9 °F
|
68.0 °F
|
82% |
29.74 in
|
9.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 4:52 AM |
72.0 °F
|
66.9 °F
|
84% |
29.74 in
|
10.0 miles
|
SSW |
4.6 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 5:52 AM |
72.0 °F
|
66.9 °F
|
84% |
29.76 in
|
7.0 miles
|
SSW |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 AM |
73.0 °F
|
68.0 °F
|
84% |
29.77 in
|
7.0 miles
|
SSW |
5.8 mph
|
-
|
N/A |
|
Overcast |
| 7:52 AM |
73.9 °F
|
68.0 °F
|
82% |
29.78 in
|
7.0 miles
|
SSW |
3.5 mph
|
-
|
N/A |
|
Overcast |
| 8:52 AM |
75.0 °F
|
69.1 °F
|
82% |
29.79 in
|
7.0 miles
|
South |
3.5 mph
|
-
|
N/A |
|
Overcast |
| 9:52 AM |
77.0 °F
|
69.1 °F
|
76% |
29.78 in
|
7.0 miles
|
SSE |
4.6 mph
|
-
|
N/A |
|
Overcast |
| 10:52 AM |
78.1 °F
|
70.0 °F
|
76% |
29.78 in
|
6.0 miles
|
South |
5.8 mph
|
-
|
N/A |
|
Haze |
| 11:52 AM |
82.0 °F
|
70.0 °F
|
67% |
29.78 in
|
8.0 miles
|
South |
3.5 mph
|
-
|
N/A |
|
Overcast |
| 12:52 PM |
82.9 °F
|
68.0 °F
|
60% |
29.76 in
|
8.0 miles
|
ESE |
3.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 1:52 PM |
86.0 °F
|
69.1 °F
|
57% |
29.74 in
|
9.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 PM |
87.1 °F
|
70.0 °F
|
57% |
29.72 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
| 3:52 PM |
86.0 °F
|
70.0 °F
|
59% |
29.70 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 4:52 PM |
88.0 °F
|
70.0 °F
|
55% |
29.69 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 5:52 PM |
87.1 °F
|
69.1 °F
|
55% |
29.68 in
|
10.0 miles
|
SSW |
11.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 PM |
84.9 °F
|
71.1 °F
|
63% |
29.69 in
|
9.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:12 PM |
84.2 °F
|
69.8 °F
|
62% |
29.70 in
|
10.0 miles
|
SSW |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:27 PM |
84.2 °F
|
71.6 °F
|
66% |
29.70 in
|
9.0 miles
|
South |
8.1 mph
|
-
|
N/A |
Thunderstorm
|
Thunderstorm |
| 7:34 PM |
82.4 °F
|
66.2 °F
|
58% |
29.72 in
|
10.0 miles
|
NNW |
31.1 mph
|
40.3 mph
|
N/A |
Thunderstorm
|
Unknown |
| 7:41 PM |
75.2 °F
|
62.6 °F
|
65% |
29.69 in
|
1.5 miles
|
North |
35.7 mph
|
47.2 mph
|
0.00 in
|
Rain
,
Thunderstorm
|
Heavy Thunderstorms and Rain |
| 7:46 PM |
73.4 °F
|
62.6 °F
|
69% |
29.72 in
|
4.0 miles
|
NNW |
26.5 mph
|
48.3 mph
|
0.04 in
|
Rain
,
Thunderstorm
|
Heavy Thunderstorms and Rain |
| 7:49 PM |
75.2 °F
|
62.6 °F
|
65% |
29.74 in
|
1.0 miles
|
WNW |
20.7 mph
|
48.3 mph
|
0.02 in
|
Rain
,
Hail
,
Thunderstorm
|
Heavy Thunderstorms and Rain |
| 7:58 PM |
73.4 °F
|
66.2 °F
|
78% |
29.73 in
|
6.0 miles
|
NE |
10.4 mph
|
27.6 mph
|
0.33 in
|
Rain
,
Thunderstorm
|
Light Thunderstorms and Rain |
| 8:07 PM |
75.2 °F
|
64.4 °F
|
69% |
29.74 in
|
8.0 miles
|
Variable |
6.9 mph
|
-
|
0.33 in
|
Rain
,
Thunderstorm
|
Light Thunderstorms and Rain |
| 8:25 PM |
73.4 °F
|
66.2 °F
|
78% |
29.74 in
|
8.0 miles
|
SE |
9.2 mph
|
-
|
0.33 in
|
Thunderstorm
|
Thunderstorm |
| 8:34 PM |
73.4 °F
|
66.2 °F
|
78% |
29.74 in
|
10.0 miles
|
SSE |
6.9 mph
|
-
|
0.33 in
|
|
Mostly Cloudy |
| 8:52 PM |
73.0 °F
|
66.9 °F
|
81% |
29.73 in
|
10.0 miles
|
South |
3.5 mph
|
-
|
0.33 in
|
|
Mostly Cloudy |
| 9:13 PM |
73.4 °F
|
68.0 °F
|
83% |
29.71 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
73.9 °F
|
68.0 °F
|
82% |
29.73 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 10:52 PM |
75.9 °F
|
68.0 °F
|
76% |
29.75 in
|
10.0 miles
|
WSW |
3.5 mph
|
-
|
N/A |
|
Overcast |
| 11:52 PM |
75.9 °F
|
68.0 °F
|
76% |
29.74 in
|
10.0 miles
|
WSW |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
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