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History for Washington, DC
Monday, November 30, 2009
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
49 °F
|
44 °F
|
|
| Max Temperature |
56 °F
|
52 °F
|
75 °F
(1933) |
| Min Temperature |
41 °F
|
37 °F
|
11 °F
(1929) |
| Degree Days |
| Heating Degree Days |
16 |
21 |
|
| Month to date heating degree days |
376 |
467 |
|
| Since 1 July heating degree days |
592 |
695 |
|
| Cooling Degree Days |
0 |
0 |
|
| Month to date cooling degree days |
0 |
2 |
|
| Year to date cooling degree days |
1433 |
1549 |
|
| Moisture |
| Dew Point |
40 °F
|
|
|
| Average Humidity |
63 |
|
|
| Maximum Humidity |
77 |
|
|
| Minimum Humidity |
49 |
|
|
| Precipitation |
| Precipitation |
0.18 in
|
0.11 in
|
1.15 in
(1934) |
| Month to date precipitation |
4.43 |
3.17 |
|
| Year to date precipitation |
40.11 |
36.69 |
|
| Snow |
| Snow |
0.00 in
|
0.00 in
|
6.90 in
(1967) |
| 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 |
29.76 in
|
|
|
| Wind |
| Wind Speed |
9 mph
(West) |
|
|
| Max Wind Speed |
23 mph
|
|
|
| Max Gust Speed |
33 mph
|
|
|
| Visibility |
10 miles
|
|
|
| Events |
Rain
|
|
|
|
| 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 |
55.9 °F
|
39.9 °F
|
55% |
29.75 in
|
10.0 miles
|
South |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 1:52 AM |
54.0 °F
|
42.1 °F
|
64% |
29.75 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 2:52 AM |
53.1 °F
|
42.1 °F
|
66% |
29.74 in
|
10.0 miles
|
SSW |
4.6 mph
|
-
|
N/A |
|
Overcast |
| 3:52 AM |
53.1 °F
|
42.1 °F
|
66% |
29.72 in
|
10.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Overcast |
| 4:52 AM |
53.1 °F
|
42.1 °F
|
66% |
29.72 in
|
10.0 miles
|
SSW |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 5:52 AM |
53.1 °F
|
42.1 °F
|
66% |
29.71 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 AM |
52.0 °F
|
42.1 °F
|
69% |
29.71 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 7:52 AM |
52.0 °F
|
42.1 °F
|
69% |
29.72 in
|
10.0 miles
|
South |
9.2 mph
|
-
|
N/A |
|
Overcast |
| 8:52 AM |
53.1 °F
|
43.0 °F
|
69% |
29.72 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Overcast |
| 9:52 AM |
54.0 °F
|
43.0 °F
|
66% |
29.70 in
|
10.0 miles
|
South |
5.8 mph
|
-
|
N/A |
|
Overcast |
| 10:16 AM |
53.6 °F
|
42.8 °F
|
67% |
29.72 in
|
7.0 miles
|
SW |
5.8 mph
|
-
|
0.00 in
|
Rain
|
Light Rain |
| 10:52 AM |
54.0 °F
|
44.1 °F
|
69% |
29.73 in
|
6.0 miles
|
WSW |
3.5 mph
|
-
|
0.04 in
|
Rain
|
Light Rain |
| 11:52 AM |
53.1 °F
|
46.0 °F
|
77% |
29.69 in
|
10.0 miles
|
SW |
4.6 mph
|
-
|
0.03 in
|
|
Overcast |
| 12:52 PM |
53.1 °F
|
46.9 °F
|
80% |
29.67 in
|
10.0 miles
|
Calm |
Calm |
-
|
0.00 in
|
Rain
|
Light Rain |
| 1:18 PM |
53.6 °F
|
46.4 °F
|
77% |
29.68 in
|
8.0 miles
|
WNW |
5.8 mph
|
-
|
0.00 in
|
Rain
|
Light Rain |
| 1:30 PM |
53.6 °F
|
46.4 °F
|
77% |
29.68 in
|
8.0 miles
|
NW |
10.4 mph
|
19.6 mph
|
0.01 in
|
Rain
|
Light Rain |
| 1:52 PM |
52.0 °F
|
45.0 °F
|
77% |
29.68 in
|
10.0 miles
|
NW |
10.4 mph
|
17.3 mph
|
0.01 in
|
|
Overcast |
| 2:16 PM |
51.8 °F
|
44.6 °F
|
76% |
29.69 in
|
10.0 miles
|
NW |
12.7 mph
|
17.3 mph
|
0.00 in
|
Rain
|
Light Rain |
| 2:52 PM |
50.0 °F
|
42.1 °F
|
74% |
29.71 in
|
9.0 miles
|
NW |
12.7 mph
|
-
|
0.00 in
|
Rain
|
Light Rain |
| 3:40 PM |
48.2 °F
|
41.0 °F
|
76% |
29.74 in
|
10.0 miles
|
NNW |
15.0 mph
|
-
|
0.04 in
|
Rain
|
Light Rain |
| 3:52 PM |
48.0 °F
|
41.0 °F
|
77% |
29.74 in
|
10.0 miles
|
NNW |
13.8 mph
|
-
|
0.05 in
|
Rain
|
Light Rain |
| 4:52 PM |
46.0 °F
|
39.9 °F
|
79% |
29.78 in
|
10.0 miles
|
NNW |
12.7 mph
|
-
|
0.05 in
|
Rain
|
Light Rain |
| 5:52 PM |
46.0 °F
|
37.9 °F
|
73% |
29.79 in
|
10.0 miles
|
NNW |
10.4 mph
|
-
|
0.00 in
|
|
Overcast |
| 6:52 PM |
46.9 °F
|
37.0 °F
|
68% |
29.82 in
|
10.0 miles
|
NNW |
13.8 mph
|
-
|
0.00 in
|
Rain
|
Light Rain |
| 7:52 PM |
45.0 °F
|
32.0 °F
|
60% |
29.86 in
|
10.0 miles
|
NW |
12.7 mph
|
21.9 mph
|
0.00 in
|
|
Scattered Clouds |
| 8:52 PM |
44.1 °F
|
27.0 °F
|
51% |
29.88 in
|
10.0 miles
|
NW |
18.4 mph
|
27.6 mph
|
N/A |
|
Scattered Clouds |
| 9:52 PM |
42.1 °F
|
25.0 °F
|
51% |
29.91 in
|
10.0 miles
|
NW |
16.1 mph
|
21.9 mph
|
N/A |
|
Scattered Clouds |
| 10:52 PM |
41.0 °F
|
25.0 °F
|
53% |
29.94 in
|
10.0 miles
|
WNW |
11.5 mph
|
-
|
N/A |
|
Partly Cloudy |
| 11:52 PM |
41.0 °F
|
21.9 °F
|
47% |
29.96 in
|
10.0 miles
|
WNW |
12.7 mph
|
19.6 mph
|
N/A |
|
Partly Cloudy |
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