Weather History for Williamsburg, VA

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Month of August, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 95 °F 88 °F 78 °F
Mean Temperature 85 °F 80 °F 72 °F
Min Temperature 78 °F 72 °F 66 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 20 15 7 455
Growing Degree Days (base 50) 35 30 22 919
Dew Point  
Dew Point 81 °F 71 °F 61 °F
Precipitation  
Precipitation 2.33 in 0.17 in 0.00 in 5.28 in
Snowdepth - - - -
Wind  
Wind 17 mph 3 mph 0 mph
Gust Wind 32 mph 18 mph 10 mph
Sea Level Pressure  
Sea Level Pressure 30.22 in 30.00 in 29.81 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 23, 2012 Rise Set
Actual Time 6:30 AM EDT 7:47 PM EDT
Civil Twilight 6:03 AM EDT 8:14 PM EDT
Nautical Twilight 5:30 AM EDT 8:47 PM EDT
Astronomical Twilight 4:56 AM EDT 9:20 PM EDT
Moon 1:04 PM EDT (8/23) 11:25 PM EDT (8/23)
Length of Visible Light 14h 11m
Length of Day
13h 17m
Waxing Crescent, 40% of the Moon is Illuminated
Aug 23
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

Weather History Calendar

Precipitation Actual month total 5.28 Average Month Total: 5.07
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
87 | 71 0.03
Average:
89 | 66 0.26
Scattered Clouds
Actual:
95 | 71 0.55
Average:
88 | 67 0.15
Clear
Actual:
93 | 71 0.00
Average:
88 | 68 0.10
Scattered Clouds
Actual:
93 | 75 0.00
Average:
88 | 67 0.21
Scattered Clouds
Actual:
93 | 77 0.00
Average:
87 | 66 0.35
Scattered Clouds
Actual:
89 | 75 0.21
Average:
87 | 66 0.20
Partly Cloudy
Actual:
84 | 75 0.04
Average:
87 | 67 0.15
Scattered Clouds
Actual:
87 | 73 0.00
Average:
87 | 66 0.15
Clear
Actual:
93 | 75 0.02
Average:
88 | 67 0.17
Partly Cloudy
Actual:
87 | 78 0.01
Average:
87 | 66 0.21
Partly Cloudy
Actual:
84 | 71 0.49
Average:
87 | 66 0.13
Partly Cloudy
Actual:
84 | 71 0.00
Average:
85 | 65 0.26
Scattered Clouds
Actual:
91 | 69 0.00
Average:
85 | 65 0.14
Scattered Clouds
Actual:
93 | 75 0.00
Average:
86 | 66 0.28
Clear
Actual:
89 | 73 0.00
Average:
87 | 67 0.16
Scattered Clouds
Actual:
89 | 68 0.00
Average:
87 | 65 0.15
Clear
Actual:
91 | 69 0.00
Average:
87 | 66 0.08
Partly Cloudy
Actual:
86 | 71 0.00
Average:
86 | 66 0.61
Partly Cloudy
Actual:
78 | 66 0.20
Average:
85 | 66 0.20
Partly Cloudy
Actual:
78 | 69 0.30
Average:
84 | 65 0.20
Scattered Clouds
Actual:
84 | 69 0.01
Average:
84 | 65 0.11
Scattered Clouds
Actual:
86 | 69 0.00
Average:
84 | 63 0.04
Clear
Actual:
87 | 69 0.00
Average:
86 | 64 0.09
Scattered Clouds
Actual:
80 | 69 0.00
Average:
86 | 65 0.19
Partly Cloudy
Actual:
78 | 71 2.33
Average:
86 | 64 0.10
Partly Cloudy
Actual:
87 | 69 0.91
Average:
86 | 64 0.03
Partly Cloudy
Actual:
91 | 71 0.00
Average:
87 | 64 0.06
Partly Cloudy
Actual:
93 | 73 0.05
Average:
87 | 65 0.21
Scattered Clouds
Actual:
89 | 71 0.00
Average:
87 | 64 0.02
Scattered Clouds
Actual:
87 | 71 0.13
Average:
86 | 64 0.03
Clear
Actual:
93 | 73 0.00
Average:
86 | 63 0.03
 

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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 87 79 71 75 71 68 94 78 55 29.93 29.88 29.84 10 10 5 10 3 15 0.03  
2 95 83 71 77 72 66 94 81 53 29.97 29.91 29.87 10 9 0 15 3 32 0.55  
3 93 82 71 75 72 68 94 73 49 30.10 30.03 29.98 10 10 7 10 5 - 0.00  
4 93 84 75 75 73 70 94 69 49 30.21 30.16 30.10 10 10 7 10 5 16 0.00  
5 93 85 77 75 73 70 89 69 49 30.22 30.16 30.08 10 10 10 14 6 22 0.00  
6 89 82 75 79 74 72 94 81 59 30.11 30.07 30.01 10 10 2 10 6 16 0.21  
7 84 80 75 75 74 72 94 84 70 30.04 30.00 29.97 10 10 5 8 3 - 0.04  
8 87 80 73 77 74 72 94 84 66 30.01 29.98 29.93 10 10 7 7 2 - 0.00  
9 93 84 75 75 73 70 94 72 52 30.00 29.94 29.87 10 10 5 12 3 17 0.02  
10 87 82 78 75 73 70 89 77 58 29.90 29.84 29.81 10 10 10 14 8 23 0.01  
11 84 78 71 75 73 70 94 84 70 29.96 29.90 29.85 10 9 1 15 7 20 0.49  
12 84 78 71 73 71 70 94 84 66 30.02 29.97 29.94 10 9 2 6 2 - 0.00  
13 91 80 69 75 71 66 100 77 46 30.06 30.01 29.97 10 7 1 9 2 - 0.00  
14 93 84 75 75 70 61 94 68 34 29.97 29.91 29.86 10 10 7 9 4 - 0.00  
15 89 81 73 75 72 68 94 76 55 29.93 29.89 29.86 10 10 7 10 4 - 0.00  
16 89 78 68 72 66 63 94 70 40 30.01 29.96 29.92 10 9 4 10 3 - 0.00  
17 91 80 69 73 69 66 88 68 46 30.00 29.90 29.82 10 10 7 10 4 - 0.00  
18 86 78 71 73 69 64 94 76 51 29.94 29.88 29.82 10 10 10 8 3 - 0.00  
19 78 72 66 72 68 64 100 91 74 29.98 29.92 29.87 10 8 2 10 1 - 0.20  
20 78 74 69 72 69 64 100 89 61 29.98 29.90 29.85 10 7 2 6 2 - 0.30  
21 84 76 69 72 69 66 94 85 62 30.10 30.04 29.98 10 9 4 7 1 - 0.01  
22 86 78 69 72 69 66 94 81 55 30.15 30.11 30.08 10 8 2 8 1 - 0.00  
23 87 78 69 72 69 63 100 78 43 30.17 30.14 30.12 10 8 3 8 1 - 0.00  
24 80 74 69 72 69 66 94 84 61 30.18 30.14 30.12 10 8 4 5 0 - 0.00  
25 78 74 71 75 71 70 100 94 88 30.14 30.09 30.06 10 5 0 7 3 18 2.33  
26 87 78 69 79 71 70 100 90 62 30.20 30.16 30.12 10 7 1 17 1 31 0.91  
27 91 81 71 77 73 70 100 83 55 30.17 30.10 30.02 10 8 2 13 1 16 0.00  
28 93 84 73 81 74 72 94 79 49 30.02 29.96 29.88 10 10 1 15 6 21 0.05  
29 89 80 71 72 69 64 100 76 43 30.03 29.97 29.89 10 9 2 8 3 - 0.00  
30 87 79 71 73 72 70 94 80 58 30.14 30.10 30.03 10 9 1 12 4 - 0.13  
31 93 83 73 77 73 70 94 73 49 30.17 30.11 30.05 10 10 10 12 6 16 0.00