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History for Washington, DC
Monday, July 19, 2010
Daily Summary |
| | Actual | Average | Record |
| Temperature |
| Mean Temperature |
85 °F
|
80 °F
|
|
| Max Temperature |
92 °F
|
89 °F
|
102 °F
(1930) |
| Min Temperature |
77 °F
|
71 °F
|
56 °F
(1911) |
| 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 |
336 |
276 |
|
| Year to date cooling degree days |
1050 |
712 |
|
| Since 1 June cooling degree days |
809 |
580 |
|
| Growing Degree Days | 34 (Base 50) |
|
|
| Moisture |
| Dew Point |
70 °F
|
|
|
| Average Humidity |
63 |
|
|
| Maximum Humidity |
74 |
|
|
| Minimum Humidity |
52 |
|
|
| Precipitation |
| Precipitation |
0.03 in
|
0.12 in
|
1.51 in
(1922) |
| Month to date precipitation |
3.83 |
2.23 |
|
| Year to date precipitation |
17.43 |
21.39 |
|
| 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 |
29.88 in
|
|
|
| Wind |
| Wind Speed |
9 mph
(SSW) |
|
|
| Max Wind Speed |
20 mph
|
|
|
| Max Gust Speed |
23 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 |
|---|
| 12:24 AM |
78.8 °F
|
66.2 °F
|
65% |
29.92 in
|
10.0 miles
|
NE |
4.6 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 12:52 AM |
79.0 °F
|
66.9 °F
|
66% |
29.91 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Scattered Clouds |
| 1:52 AM |
81.0 °F
|
69.1 °F
|
67% |
29.89 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Clear |
| 2:52 AM |
79.0 °F
|
69.1 °F
|
72% |
29.88 in
|
10.0 miles
|
South |
6.9 mph
|
-
|
N/A |
|
Scattered Clouds |
| 3:52 AM |
79.0 °F
|
70.0 °F
|
74% |
29.87 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 4:52 AM |
78.1 °F
|
70.0 °F
|
76% |
29.87 in
|
10.0 miles
|
SSW |
11.5 mph
|
-
|
N/A |
|
Scattered Clouds |
| 5:52 AM |
78.1 °F
|
69.1 °F
|
74% |
29.88 in
|
10.0 miles
|
South |
8.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 AM |
78.1 °F
|
69.1 °F
|
74% |
29.89 in
|
10.0 miles
|
SSW |
6.9 mph
|
-
|
N/A |
|
Overcast |
| 7:52 AM |
79.0 °F
|
69.1 °F
|
72% |
29.91 in
|
10.0 miles
|
WSW |
6.9 mph
|
-
|
N/A |
|
Overcast |
| 8:52 AM |
82.0 °F
|
70.0 °F
|
67% |
29.91 in
|
10.0 miles
|
SW |
9.2 mph
|
-
|
N/A |
|
Overcast |
| 9:52 AM |
84.0 °F
|
70.0 °F
|
63% |
29.90 in
|
10.0 miles
|
SSW |
5.8 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 10:52 AM |
86.0 °F
|
73.0 °F
|
65% |
29.90 in
|
10.0 miles
|
South |
11.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 11:52 AM |
84.9 °F
|
73.0 °F
|
67% |
29.90 in
|
10.0 miles
|
SSW |
16.1 mph
|
-
|
0.00 in
|
Rain
|
Light Rain |
| 12:52 PM |
87.1 °F
|
72.0 °F
|
61% |
29.89 in
|
10.0 miles
|
SSW |
11.5 mph
|
-
|
0.00 in
|
|
Overcast |
| 1:52 PM |
89.1 °F
|
70.0 °F
|
53% |
29.86 in
|
10.0 miles
|
SSW |
11.5 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 2:52 PM |
91.9 °F
|
72.0 °F
|
52% |
29.86 in
|
10.0 miles
|
SSW |
11.5 mph
|
17.3 mph
|
N/A |
|
Mostly Cloudy |
| 3:52 PM |
91.0 °F
|
73.0 °F
|
55% |
29.84 in
|
10.0 miles
|
South |
16.1 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 4:52 PM |
90.0 °F
|
71.1 °F
|
54% |
29.83 in
|
10.0 miles
|
SSW |
12.7 mph
|
21.9 mph
|
N/A |
|
Mostly Cloudy |
| 5:52 PM |
89.1 °F
|
70.0 °F
|
53% |
29.83 in
|
10.0 miles
|
SW |
15.0 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 6:52 PM |
82.9 °F
|
73.0 °F
|
72% |
29.84 in
|
6.0 miles
|
West |
10.4 mph
|
23.0 mph
|
0.02 in
|
Rain
|
Rain |
| 7:52 PM |
82.9 °F
|
73.0 °F
|
72% |
29.86 in
|
10.0 miles
|
Calm |
Calm |
-
|
0.01 in
|
|
Mostly Cloudy |
| 8:52 PM |
84.0 °F
|
71.1 °F
|
65% |
29.87 in
|
10.0 miles
|
Calm |
Calm |
-
|
N/A |
|
Mostly Cloudy |
| 9:52 PM |
82.9 °F
|
73.0 °F
|
72% |
29.90 in
|
10.0 miles
|
South |
3.5 mph
|
-
|
N/A |
|
Overcast |
| 10:52 PM |
82.9 °F
|
69.1 °F
|
63% |
29.91 in
|
10.0 miles
|
WNW |
6.9 mph
|
-
|
N/A |
|
Mostly Cloudy |
| 11:52 PM |
82.9 °F
|
66.0 °F
|
56% |
29.93 in
|
10.0 miles
|
West |
5.8 mph
|
-
|
N/A |
|
Scattered Clouds |
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