Weather History for Williamsburg, VA

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 82 °F 73 °F
Mean Temperature 84 °F 72 °F 62 °F
Min Temperature 75 °F 61 °F 48 °F
Degree Days  
Heating Degree Days (base 65) 4 0 0 11
Cooling Degree Days (base 65) 19 7 0 213
Growing Degree Days (base 50) 34 22 12 659
Dew Point  
Dew Point 75 °F 62 °F 46 °F
Precipitation  
Precipitation 0.44 in 0.03 in 0.00 in 0.99 in
Snowdepth - - - -
Wind  
Wind 15 mph 3 mph 0 mph
Gust Wind 26 mph 16 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 30.05 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 29, 2013 Rise Set
Actual Time 7:00 AM EDT 6:52 PM EDT
Civil Twilight 6:34 AM EDT 7:18 PM EDT
Nautical Twilight 6:04 AM EDT 7:48 PM EDT
Astronomical Twilight 5:34 AM EDT 8:19 PM EDT
Moon 1:46 AM EDT (9/29) 3:42 PM EDT (9/29)
Length of Visible Light 12h 43m
Length of Day
11h 52m
Waning Crescent, 27% of the Moon is Illuminated
Sep 29
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.99 Average Month Total: 4.03
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Scattered Clouds
Actual:
93 | 75 0.07
Average:
85 | 64 0.37
Partly Cloudy
Actual:
91 | 73 0.01
Average:
85 | 63 0.09
Clear
Actual:
89 | 71 0.00
Average:
86 | 65 0.09
Scattered Clouds
Actual:
84 | 66 0.00
Average:
84 | 63 0.18
Clear
Actual:
89 | 66 0.00
Average:
83 | 63 0.17
Partly Cloudy
Actual:
82 | 64 0.00
Average:
85 | 63 0.15
Scattered Clouds
Actual:
82 | 60 0.00
Average:
84 | 61 0.08
Clear
Actual:
91 | 66 0.00
Average:
83 | 61 0.08
Partly Cloudy
Actual:
84 | 71 0.00
Average:
82 | 60 0.05
Clear
Actual:
93 | 73 0.00
Average:
83 | 62 0.14
Clear
Actual:
93 | 73 0.00
Average:
83 | 59 0.08
Scattered Clouds
Actual:
93 | 73 0.20
Average:
83 | 60 0.06
Partly Cloudy
Actual:
84 | 64 0.00
Average:
83 | 60 0.10
Scattered Clouds
Actual:
77 | 57 0.00
Average:
82 | 60 0.09
Clear
Actual:
80 | 51 0.00
Average:
81 | 60 0.07
Partly Cloudy
Actual:
84 | 62 0.00
Average:
81 | 59 0.12
Scattered Clouds
Actual:
73 | 53 0.00
Average:
81 | 59 0.05
Scattered Clouds
Actual:
75 | 51 0.00
Average:
81 | 59 0.01
Scattered Clouds
Actual:
78 | 53 0.00
Average:
81 | 60 0.07
Partly Cloudy
Actual:
82 | 57 0.00
Average:
80 | 59 0.13
Scattered Clouds
Actual:
82 | 62 0.44
Average:
81 | 60 0.21
Partly Cloudy
Actual:
80 | 60 0.27
Average:
80 | 59 0.30
Scattered Clouds
Actual:
73 | 53 0.00
Average:
79 | 56 0.14
Clear
Actual:
75 | 48 0.00
Average:
77 | 55 0.10
Clear
Actual:
78 | 51 0.00
Average:
77 | 54 0.19
Scattered Clouds
Actual:
82 | 60 0.00
Average:
79 | 56 0.29
Scattered Clouds
Actual:
78 | 57 0.00
Average:
79 | 56 0.28
Partly Cloudy
Actual:
73 | 55 0.00
Average:
77 | 56 0.08
Partly Cloudy
Actual:
78 | 55 0.00
Average:
75 | 54 0.11
Clear
Actual:
78 | 53 0.00
Average:
76 | 55 0.15
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 93 84 75 75 73 70 94 77 52 29.90 29.86 29.79 10 10 5 15 6 26 0.07  
2 91 82 73 75 73 72 94 81 52 29.86 29.82 29.78 10 10 5 10 4 16 0.01  
3 89 80 71 73 72 70 94 79 55 29.95 29.84 29.78 10 10 7 9 4 - 0.00  
4 84 75 66 70 64 61 94 72 48 30.11 30.05 29.95 10 10 7 7 3 - 0.00  
5 89 78 66 70 66 61 100 75 38 30.09 30.06 30.01 10 9 2 9 2 - 0.00  
6 82 73 64 66 62 59 88 72 48 30.21 30.15 30.09 10 10 7 8 3 - 0.00  
7 82 71 60 64 61 55 100 74 42 30.15 30.08 29.99 10 10 10 8 1 - 0.00  
8 91 78 66 72 65 59 94 70 40 30.00 29.95 29.90 10 10 7 9 4 - 0.00  
9 84 78 71 72 70 66 94 82 62 30.18 30.13 30.01 10 10 7 8 2 - 0.00  
10 93 83 73 73 71 70 94 74 52 30.24 30.19 30.14 10 10 7 9 6 - 0.00  
11 93 83 73 73 70 66 83 68 46 30.20 30.14 30.08 10 10 10 9 4 - 0.00  
12 93 83 73 73 71 66 94 72 49 30.07 29.92 29.78 10 9 2 13 5 20 0.20  
13 84 75 64 72 65 55 100 75 45 29.90 29.78 29.72 10 7 2 13 4 18 0.00  
14 77 67 57 55 53 48 94 65 41 30.17 30.05 29.91 10 10 10 13 5 18 0.00  
15 80 66 51 61 55 48 100 72 39 30.26 30.19 30.14 10 10 10 9 2 - 0.00  
16 84 73 62 68 63 61 94 77 55 30.21 30.13 30.08 10 10 10 12 6 22 0.00  
17 73 63 53 61 55 52 100 78 47 30.39 30.31 30.21 10 10 10 9 3 - 0.00  
18 75 63 51 57 54 50 100 78 44 30.34 30.28 30.21 10 10 10 6 1 - 0.00  
19 78 66 53 59 56 54 100 75 44 30.22 30.17 30.12 10 10 10 7 1 - 0.00  
20 82 70 57 63 59 55 94 72 45 30.12 30.07 30.00 10 10 7 8 4 - 0.00  
21 82 72 62 70 64 57 94 77 51 30.01 29.87 29.75 10 9 1 14 6 22 0.44  
22 80 70 60 66 62 57 100 80 45 29.91 29.81 29.74 10 9 2 9 4 - 0.27  
23 73 63 53 57 52 48 94 76 41 30.10 30.03 29.92 10 10 10 10 4 - 0.00  
24 75 62 48 57 52 46 100 76 44 30.12 30.05 29.97 10 10 10 9 2 10 0.00  
25 78 64 51 61 56 52 100 78 42 29.98 29.94 29.89 10 9 5 6 0 - 0.00  
26 82 71 60 63 60 55 100 77 42 30.07 29.97 29.90 10 10 10 7 1 - 0.00  
27 78 68 57 63 57 54 100 76 42 30.22 30.15 30.07 10 10 10 7 1 - 0.00  
28 73 64 55 61 58 55 100 83 60 30.27 30.23 30.19 10 10 10 8 3 - 0.00  
29 78 68 55 63 58 55 100 83 47 30.19 30.12 30.06 10 10 10 6 2 - 0.00  
30 78 66 53 59 56 52 100 79 44 30.10 30.06 30.01 10 10 10 7 2 - 0.00