Weather History for Charleston, SC

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Week of September 25, 2011 through October 1, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 86 °F 72 °F
Mean Temperature 81 °F 77 °F 61 °F
Min Temperature 73 °F 67 °F 49 °F
Degree Days  
Heating Degree Days (base 65) 4 1 0 4
Cooling Degree Days (base 65) 16 12 0 85
Growing Degree Days (base 50) 30 26 12 185
Dew Point  
Dew Point 76 °F 66 °F 35 °F
Precipitation  
Precipitation 0.74 in 0.15 in 0.00 in 0.75 in
Snowdepth - - - -
Wind  
Wind 20 mph 6 mph 0 mph
Gust Wind 35 mph 21 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.02 in 29.89 in 29.67 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Sep. 27, 2011 Rise Set
Actual Time 7:11 AM EDT 7:10 PM EDT
Civil Twilight 6:46 AM EDT 7:35 PM EDT
Nautical Twilight 6:18 AM EDT 8:03 PM EDT
Astronomical Twilight 5:49 AM EDT 8:32 PM EDT
Moon 7:19 AM EDT (9/27) 7:06 PM EDT (9/27)
Length of Visible Light 12h 48m
Length of Day
11h 59m
New Moon, 0% of the Moon is Illuminated
Sep 27
New Moon
Oct 3
First Quarter
Oct 11
Full
Oct 19
Last Quarter
Oct 26
New

Daily Weather History & Observations

2011 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  
25 90 81 71 76 73 70 100 78 56 30.02 29.97 29.92 10 7 0 17 6 23 0.74 Rain , Thunderstorm
26 87 80 73 76 75 71 100 85 70 29.99 29.94 29.89 10 10 7 17 6 23 T Rain , Thunderstorm
27 89 81 72 75 72 66 100 77 53 29.96 29.92 29.86 10 10 10 20 6 26 T Thunderstorm
28 89 79 69 75 71 68 100 78 55 29.92 29.87 29.82 10 10 7 16 5 28 0.01 Rain
29 87 78 69 76 68 62 100 74 48 29.89 29.84 29.80 10 10 7 13 4 35 0.00 Thunderstorm
30 87 76 65 71 62 48 100 69 37 29.85 29.77 29.67 10 10 9 17 8 23 0.00  
2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 72 61 49 51 43 35 83 55 27 30.01 29.90 29.80 10 10 10 20 10 25 0.00