Weather History for Washington, DC

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Month of July, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 97 °F 88 °F 76 °F
Mean Temperature 89 °F 81 °F 73 °F
Min Temperature 81 °F 74 °F 65 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 24 16 8 511
Growing Degree Days (base 50) 38 31 22 962
Dew Point  
Dew Point 80 °F 69 °F 51 °F
Precipitation  
Precipitation 1.39 in 0.18 in 0.00 in 4.43 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 35 mph 8 mph 0 mph
Gust Wind 39 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.05 in 29.66 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jul. 25, 2013 Rise Set
Actual Time 6:03 AM EDT 8:25 PM EDT
Civil Twilight 5:33 AM EDT 8:55 PM EDT
Nautical Twilight 4:55 AM EDT 9:32 PM EDT
Astronomical Twilight 4:14 AM EDT 10:13 PM EDT
Moon 10:07 PM EDT (7/25) 9:27 AM EDT (7/25)
Length of Visible Light 15h 22m
Length of Day
14h 22m
Waning Gibbous, 88% of the Moon is Illuminated
Jul 25
Waning Gibbous
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter
Aug 20
Full

Weather History Calendar

Precipitation Actual month total 4.43 Normal Month Total: 3.73
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
84 | 74 0.60
Average:
88 | 70 0.13
Rain
Actual:
84 | 74 0.17
Average:
88 | 70 0.13
Rain
Actual:
87 | 74 0.15
Average:
88 | 70 0.12
Partly Cloudy
Actual:
89 | 76 0.00
Average:
88 | 71 0.13
Partly Cloudy
Actual:
90 | 76 0.00
Average:
88 | 71 0.11
Scattered Clouds
Actual:
92 | 77 0.00
Average:
88 | 71 0.13
Rain
Actual:
92 | 74 0.04
Average:
89 | 71 0.12
Thunderstorm
Actual:
87 | 73 0.04
Average:
89 | 71 0.12
Rain
Actual:
86 | 75 T
Average:
89 | 71 0.13
Thunderstorm
Actual:
90 | 75 0.57
Average:
89 | 71 0.11
Rain
Actual:
87 | 75 T
Average:
89 | 71 0.12
Thunderstorm
Actual:
76 | 70 1.39
Average:
89 | 71 0.13
Rain
Actual:
86 | 72 0.07
Average:
89 | 71 0.12
Partly Cloudy
Actual:
89 | 75 0.00
Average:
89 | 71 0.13
Scattered Clouds
Actual:
96 | 75 0.00
Average:
89 | 71 0.13
Partly Cloudy
Actual:
96 | 80 0.00
Average:
89 | 71 0.12
Partly Cloudy
Actual:
97 | 80 0.00
Average:
89 | 71 0.12
Thunderstorm
Actual:
95 | 80 1.04
Average:
89 | 71 0.13
Partly Cloudy
Actual:
95 | 81 0.00
Average:
89 | 71 0.11
Thunderstorm
Actual:
94 | 80 0.00
Average:
89 | 71 0.12
Thunderstorm
Actual:
93 | 78 T
Average:
89 | 71 0.11
Rain
Actual:
89 | 76 0.10
Average:
89 | 71 0.11
Thunderstorm
Actual:
89 | 76 T
Average:
88 | 71 0.12
Partly Cloudy
Actual:
86 | 74 0.00
Average:
88 | 71 0.12
Partly Cloudy
Actual:
82 | 65 0.00
Average:
88 | 71 0.11
Partly Cloudy
Actual:
84 | 67 0.00
Average:
88 | 71 0.12
Thunderstorm
Actual:
86 | 72 0.26
Average:
88 | 71 0.11
Rain
Actual:
84 | 72 T
Average:
88 | 71 0.12
Partly Cloudy
Actual:
84 | 68 0.00
Average:
88 | 71 0.11
Partly Cloudy
Actual:
85 | 66 0.00
Average:
88 | 71 0.12
Rain
Actual:
82 | 71 T
Average:
88 | 71 0.12
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jul high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 79 74 73 71 68 87 76 65 30.00 29.93 29.86 10 9 1 21 10 23 0.60 Rain
2 84 79 74 73 72 70 87 78 69 30.19 30.11 30.01 10 10 2 18 12 24 0.17 Rain
3 87 81 74 75 72 69 94 80 65 30.25 30.21 30.17 10 10 2 17 10 20 0.15 Rain
4 89 83 76 74 72 70 94 73 52 30.27 30.24 30.18 10 10 10 18 10 23 0.00  
5 90 83 76 74 72 69 87 70 52 30.25 30.21 30.14 10 10 10 21 11 28 0.00  
6 92 85 77 75 72 69 85 67 49 30.20 30.15 30.08 10 10 10 18 10 24 0.00  
7 92 83 74 74 70 64 82 67 52 30.12 30.07 30.01 10 10 7 25 9 35 0.04 Rain
8 87 80 73 70 68 63 87 65 43 30.12 30.09 30.05 10 10 4 18 6 29 0.04 Rain , Thunderstorm
9 86 81 75 75 71 68 87 74 61 30.12 30.08 30.01 10 10 7 12 5 16 T Rain
10 90 83 75 77 73 70 87 73 59 30.01 29.95 29.87 10 9 0 35 10 39 0.57 Rain , Thunderstorm
11 87 81 75 72 70 66 87 69 51 29.94 29.90 29.86 10 10 10 15 7 17 T Rain
12 76 73 70 72 67 64 90 82 74 30.04 29.98 29.91 10 8 2 23 10 29 1.39 Rain , Thunderstorm
13 86 79 72 74 70 66 90 78 65 30.28 30.16 30.04 10 10 3 15 5 20 0.07 Rain
14 89 82 75 75 73 70 94 75 55 30.35 30.31 30.28 10 9 5 12 7 16 0.00  
15 96 86 75 74 71 69 87 65 43 30.32 30.27 30.19 10 10 10 13 6 18 0.00  
16 96 88 80 74 70 66 74 58 41 30.24 30.21 30.17 10 10 10 16 7 23 0.00  
17 97 89 80 75 71 67 79 60 41 30.22 30.17 30.11 10 10 10 12 5 15 0.00  
18 95 88 80 80 75 72 85 67 49 30.12 30.06 30.00 10 9 1 24 6 31 1.04 Rain , Thunderstorm
19 95 88 81 79 75 72 82 67 52 30.02 29.96 29.89 10 8 6 21 9 25 0.00  
20 94 87 80 75 72 69 79 63 46 29.91 29.87 29.80 10 10 10 18 10 22 0.00 Thunderstorm
21 93 86 78 73 69 66 85 66 47 29.95 29.92 29.89 10 10 10 14 6 18 T Rain , Thunderstorm
22 89 83 76 74 72 68 87 71 55 29.94 29.87 29.78 10 10 7 16 6 21 0.10 Rain
23 89 83 76 73 69 64 88 67 46 29.78 29.71 29.66 10 10 10 22 8 26 T Rain , Thunderstorm
24 86 80 74 67 63 56 69 57 44 29.92 29.79 29.69 10 10 10 20 11 24 0.00  
25 82 74 65 63 56 51 68 55 42 30.04 29.99 29.93 10 10 10 20 10 23 0.00  
26 84 76 67 65 59 56 81 61 40 30.11 30.06 30.03 10 10 10 14 7 16 0.00  
27 86 79 72 70 67 63 87 69 51 30.06 29.99 29.93 10 9 2 23 9 30 0.26 Rain , Thunderstorm
28 84 78 72 70 68 65 82 74 65 30.00 29.93 29.90 10 10 10 14 8 18 T Rain
29 84 76 68 65 57 52 79 57 34 30.17 30.09 30.00 10 10 10 15 8 21 0.00  
30 85 76 66 64 56 53 73 55 37 30.25 30.19 30.15 10 10 10 14 5 21 0.00  
31 82 77 71 69 65 62 90 72 54 30.17 30.11 30.04 10 10 7 25 6 31 T Rain