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History for Washington, DC
Sunday, November 29, 2009
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
50 °F
|
45 °F
|
|
| Max Temperature |
64 °F
|
52 °F
|
73 °F
(1905) |
| Min Temperature |
35 °F
|
37 °F
|
14 °F
(1930) |
| Degree Days |
| Heating Degree Days |
15 |
20 |
|
| Month to date heating degree days |
360 |
446 |
|
| Since 1 July heating degree days |
576 |
675 |
|
| Cooling Degree Days |
0 |
0 |
|
| Month to date cooling degree days |
0 |
0 |
|
| Year to date cooling degree days |
1433 |
1547 |
|
| Moisture |
| Dew Point |
37 °F
|
|
|
| Average Humidity |
64 |
|
|
| Maximum Humidity |
82 |
|
|
| Minimum Humidity |
46 |
|
|
| Precipitation |
| Precipitation |
T in
|
0.11 in
|
1.55 in
(1963) |
| Month to date precipitation |
4.25 |
3.06 |
|
| Year to date precipitation |
39.93 |
36.58 |
|
| Snow |
| Snow |
0.00 in
|
0.10 in
|
0.90 in
(1952) |
| Month to date snowfall |
0.0 |
0.5 |
|
| Since 1 July snowfall |
0.0 |
0.5 |
|
| Snow Depth |
0.00 in
|
|
|
| Sea Level Pressure |
| Sea Level Pressure |
29.90 in
|
|
|
| Wind |
| Wind Speed |
7 mph
(SSW) |
|
|
| Max Wind Speed |
15 mph
|
|
|
| Max Gust Speed |
20 mph
|
|
|
| Visibility |
10 miles
|
|
|
| Events |
|
|
|
|
| Key: T is trace of precipitation, MM is missing value |
|
Source: NWS Daily Summary |
| Time(EST) | Temperature | Dew Point | Humidity | Sea Level Pressure | Visibility | Wind Direction | Wind Speed | Gust Speed | Precipitation | Events | Conditions |
|---|
| 12:52 AM |
39.0 °F
|
32.0 °F
|
76% |
29.95 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 1:52 AM |
37.9 °F
|
32.0 °F
|
79% |
29.95 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Clear |
| 2:52 AM |
39.0 °F
|
30.9 °F
|
73% |
29.96 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 3:52 AM |
37.0 °F
|
30.9 °F
|
79% |
29.97 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 4:52 AM |
37.0 °F
|
30.9 °F
|
79% |
29.96 in
|
10.0 miles
|
SW |
4.6 mph
|
-
|
N/A |
|
Partly Cloudy |
| 5:52 AM |
37.0 °F
|
30.9 °F
|
79% |
29.97 in
|
10.0 miles
|
WSW |
4.6 mph
|
-
|
N/A |
|
Partly Cloudy |
| 6:52 AM |
37.0 °F
|
32.0 °F
|
82% |
29.98 in
|
10.0 miles
|
WSW |
3.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 7:52 AM |
39.0 °F
|
34.0 °F
|
82% |
29.99 in
|
10.0 miles
|
SW |
4.6 mph
|
-
|
N/A |
|
Partly Cloudy |
| 8:52 AM |
43.0 °F
|
36.0 °F
|
76% |
29.99 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Partly Cloudy |
| 9:52 AM |
45.0 °F
|
37.0 °F
|
74% |
29.99 in
|
10.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Partly Cloudy |
| 10:52 AM |
51.1 °F
|
37.9 °F
|
61% |
29.96 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Partly Cloudy |
| 11:52 AM |
55.0 °F
|
37.9 °F
|
53% |
29.93 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 12:52 PM |
60.1 °F
|
39.0 °F
|
46% |
29.90 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Scattered Clouds |
| 1:52 PM |
63.0 °F
|
41.0 °F
|
45% |
29.88 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 2:52 PM |
62.1 °F
|
41.0 °F
|
46% |
29.86 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 3:52 PM |
62.1 °F
|
41.0 °F
|
46% |
29.86 in
|
10.0 miles
|
South |
12.7 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 4:52 PM |
59.0 °F
|
41.0 °F
|
51% |
29.85 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 5:52 PM |
55.9 °F
|
39.9 °F
|
55% |
29.84 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 PM |
54.0 °F
|
41.0 °F
|
62% |
29.83 in
|
10.0 miles
|
SSW |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:52 PM |
57.9 °F
|
39.0 °F
|
49% |
29.83 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 8:52 PM |
57.9 °F
|
39.9 °F
|
51% |
29.81 in
|
10.0 miles
|
South |
10.4 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
59.0 °F
|
39.0 °F
|
48% |
29.80 in
|
10.0 miles
|
SSW |
11.5 mph
|
-
|
0.00 in
|
|
Mostly Cloudy |
| 10:52 PM |
57.9 °F
|
39.0 °F
|
49% |
29.79 in
|
10.0 miles
|
SSW |
12.7 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 11:52 PM |
55.9 °F
|
39.0 °F
|
53% |
29.78 in
|
10.0 miles
|
SSW |
10.4 mph
|
-
|
N/A |
|
Scattered Clouds |
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