Weather History for Charleston, WV

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 79 °F 63 °F
Mean Temperature 81 °F 67 °F 52 °F
Min Temperature 73 °F 55 °F 40 °F
Degree Days  
Heating Degree Days (base 65) 13 2 0 65
Cooling Degree Days (base 65) 16 4 0 133
Growing Degree Days (base 50) 31 17 1 511
Dew Point  
Dew Point 74 °F 56 °F 31 °F
Precipitation  
Precipitation 1.33 in 0.16 in 0.00 in 4.45 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 26 mph 3 mph 0 mph
Gust Wind 33 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.04 in 29.64 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 08, 2012 Rise Set
Actual Time 7:02 AM EDT 7:44 PM EDT
Civil Twilight 6:35 AM EDT 8:11 PM EDT
Nautical Twilight 6:03 AM EDT 8:42 PM EDT
Astronomical Twilight 5:31 AM EDT 9:15 PM EDT
Moon No Moon Rise 2:37 PM EDT (9/8)
Length of Visible Light 13h 35m
Length of Day
12h 42m
Waning Gibbous, 49% of the Moon is Illuminated
Sep 8
Waning Gibbous
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

Precipitation Actual month total 4.45 Normal Month Total: 3.25
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
90 | 72 1.33
Average:
83 | 62 0.11
Partly Cloudy
Actual:
91 | 69 0.00
Average:
82 | 62 0.11
Rain
Actual:
89 | 73 0.06
Average:
82 | 61 0.12
Rain
Actual:
88 | 69 T
Average:
82 | 61 0.11
Thunderstorm
Actual:
91 | 71 0.04
Average:
81 | 61 0.12
Rain
Actual:
88 | 70 0.01
Average:
81 | 61 0.11
Fog
Actual:
91 | 67 0.00
Average:
81 | 60 0.10
Rain
Actual:
77 | 55 0.33
Average:
81 | 60 0.11
Partly Cloudy
Actual:
76 | 54 0.00
Average:
80 | 60 0.11
Fog
Actual:
76 | 52 0.00
Average:
80 | 59 0.11
Clear
Actual:
80 | 47 0.00
Average:
80 | 59 0.11
Fog
Actual:
85 | 51 0.00
Average:
79 | 58 0.11
Scattered Clouds
Actual:
84 | 55 0.00
Average:
79 | 58 0.11
Partly Cloudy
Actual:
84 | 55 0.01
Average:
79 | 58 0.12
Scattered Clouds
Actual:
77 | 54 0.00
Average:
78 | 57 0.11
Scattered Clouds
Actual:
80 | 52 0.00
Average:
78 | 57 0.10
Thunderstorm
Actual:
80 | 54 0.47
Average:
77 | 57 0.12
Rain
Actual:
68 | 59 1.26
Average:
77 | 56 0.11
Scattered Clouds
Actual:
68 | 46 0.00
Average:
77 | 56 0.10
Fog
Actual:
78 | 42 0.00
Average:
76 | 55 0.11
Partly Cloudy
Actual:
79 | 55 0.00
Average:
76 | 55 0.11
Rain
Actual:
77 | 51 T
Average:
76 | 55 0.11
Scattered Clouds
Actual:
67 | 40 0.00
Average:
75 | 54 0.10
Scattered Clouds
Actual:
68 | 41 0.00
Average:
75 | 54 0.11
Rain
Actual:
63 | 40 0.19
Average:
74 | 53 0.10
Rain
Actual:
81 | 55 0.01
Average:
74 | 53 0.10
Rain
Actual:
78 | 61 T
Average:
74 | 52 0.11
Rain
Actual:
65 | 58 0.74
Average:
73 | 52 0.10
Fog
Actual:
70 | 49 0.00
Average:
73 | 52 0.10
Fog
Actual:
73 | 45 0.00
Average:
73 | 51 0.10
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 90 81 72 72 70 68 93 73 53 30.17 30.10 30.04 10 7 1 26 2 31 1.33 Rain , Thunderstorm
2 91 80 69 74 70 68 100 75 50 30.06 29.96 29.87 10 8 1 8 1 13 0.00  
3 89 81 73 72 70 68 93 73 53 29.96 29.91 29.85 10 9 4 14 3 18 0.06 Rain
4 88 79 69 73 69 68 97 76 55 29.93 29.89 29.83 10 9 4 9 2 13 T Rain
5 91 81 71 72 70 65 100 72 44 29.92 29.85 29.80 10 8 1 12 3 14 0.04 Rain , Thunderstorm
6 88 79 70 70 68 66 93 72 50 29.98 29.91 29.84 10 7 1 12 4 15 0.01 Rain
7 91 79 67 68 65 58 100 67 34 30.01 29.91 29.76 10 6 0 10 2 15 0.00 Fog
8 77 66 55 67 61 53 93 79 64 29.93 29.78 29.66 10 8 1 21 5 33 0.33 Rain
9 76 65 54 58 53 49 100 69 38 30.04 29.96 29.90 10 8 5 9 2 9 0.00  
10 76 64 52 57 50 39 100 64 27 30.21 30.15 30.05 10 7 0 13 3 16 0.00 Fog
11 80 64 47 54 48 43 100 64 28 30.30 30.24 30.21 10 9 2 8 1 12 0.00  
12 85 68 51 59 54 50 100 67 34 30.33 30.27 30.23 10 9 0 8 2 14 0.00 Fog
13 84 70 55 60 57 53 100 67 34 30.35 30.27 30.21 10 10 10 12 1 15 0.00  
14 84 70 55 61 57 54 93 65 37 30.25 30.21 30.15 10 10 9 16 3 25 0.01  
15 77 66 54 58 49 41 86 58 29 30.29 30.22 30.16 10 10 10 14 3 17 0.00  
16 80 66 52 52 49 41 96 62 27 30.17 30.12 30.04 10 10 10 8 1 12 0.00  
17 80 67 54 66 59 50 93 74 54 30.06 29.97 29.82 10 7 0 6 1 33 0.47 Fog , Rain , Thunderstorm
18 68 64 59 64 61 57 97 88 78 29.93 29.75 29.64 10 7 1 10 4 25 1.26 Rain
19 68 57 46 55 42 34 93 60 27 30.17 30.11 29.96 10 10 10 10 2 15 0.00  
20 78 60 42 56 48 41 100 68 35 30.12 30.06 29.98 10 8 0 15 3 20 0.00 Fog
21 79 67 55 58 55 53 93 69 45 30.04 29.96 29.82 10 10 9 14 5 18 0.00  
22 77 64 51 56 48 31 61 45 29 30.13 29.91 29.81 10 10 10 23 10 33 T Rain
23 67 54 40 44 39 33 92 62 32 30.23 30.19 30.14 10 10 10 10 2 16 0.00  
24 68 55 41 44 40 31 100 63 26 30.30 30.21 30.13 10 10 6 9 1 14 0.00  
25 63 52 40 57 48 39 100 78 56 30.17 30.11 30.04 10 9 5 16 2 25 0.19 Rain
26 81 68 55 64 58 54 100 74 48 30.15 30.10 30.06 10 8 6 15 4 21 0.01 Rain
27 78 70 61 64 62 59 97 79 60 30.16 30.12 30.08 10 7 2 14 2 20 T Rain
28 65 62 58 63 61 58 100 94 87 30.12 30.08 30.03 7 3 0 8 2 12 0.74 Fog , Rain
29 70 60 49 57 51 43 100 70 40 30.07 30.02 29.95 10 6 0 12 2 16 0.00 Fog
30 73 59 45 55 49 44 100 71 41 29.96 29.89 29.82 10 8 0 16 3 22 0.00 Fog