Weather History for Charleston, SC

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Saturday, April 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 55 °F 66 °F  
Max Temperature 63 °F 77 °F 95 °F (2002)
Min Temperature 46 °F 54 °F 31 °F (1983)
Degree Days  
Heating Degree Days 10 2  
Month to date heating degree days 56 72  
Since 1 July heating degree days 1821 1947  
Cooling Degree Days 0 3  
Month to date cooling degree days 63 46  
Year to date cooling degree days 94 80  
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 66    
Maximum Humidity 89    
Minimum Humidity 42    
Precipitation  
Precipitation 0.39 in 0.09 in 1.68 in (1966)
Month to date precipitation 4.43 1.95  
Year to date precipitation 19.32 12.33  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0  
Since 1 July snowfall T 0.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 8 mph (NNW)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 20, 2013 Rise Set
Actual Time 6:44 AM EDT 7:54 PM EDT
Civil Twilight 6:18 AM EDT 8:19 PM EDT
Nautical Twilight 5:48 AM EDT 8:50 PM EDT
Astronomical Twilight 5:16 AM EDT 9:22 PM EDT
Moon 2:52 PM EDT 3:15 AM EDT
Length of Visible Light 14h 01m
Length of Day
13h 09m
Waxing Gibbous, 71% of the Moon is Illuminated
Apr 20
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 18
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:39 AM 64.4 °F 59.0 °F 83% 29.96 in 10.0 mi West 11.5 mph 20.7 mph 0.00 in Rain Light Rain
12:56 AM 64.0 °F 57.9 °F 80% 29.97 in 10.0 mi West 13.8 mph 20.7 mph 0.00 in Rain Light Rain
1:43 AM 59.0 °F 55.4 °F 88% 29.97 in 6.0 mi WNW 12.7 mph - 0.13 in Rain Rain
1:56 AM 59.0 °F 55.9 °F 90% 29.97 in 7.0 mi WNW 11.5 mph - 0.16 in Rain Rain
2:56 AM 59.0 °F 55.9 °F 90% 29.96 in 9.0 mi WNW 12.7 mph 18.4 mph 0.08 in Rain Rain
3:33 AM 55.4 °F 50.0 °F 82% 29.97 in 10.0 mi WNW 13.8 mph 24.2 mph 0.04 in Rain Light Rain
3:56 AM 54.0 °F 46.9 °F 77% 29.98 in 10.0 mi WNW 13.8 mph 21.9 mph 0.04 in Rain Light Rain
4:56 AM 53.1 °F 48.9 °F 86% 30.00 in 10.0 mi WNW 6.9 mph - 0.06 in Rain Light Rain
5:56 AM 52.0 °F 48.9 °F 89% 30.02 in 10.0 mi West 8.1 mph - 0.05 in Rain Light Rain
6:56 AM 52.0 °F 48.9 °F 89% 30.04 in 10.0 mi NW 8.1 mph - 0.00 in   Overcast
7:50 AM 53.6 °F 48.2 °F 82% 30.07 in 10.0 mi NW 9.2 mph - N/A   Overcast
7:56 AM 53.1 °F 48.9 °F 86% 30.08 in 10.0 mi NW 6.9 mph - N/A   Overcast
8:31 AM 53.6 °F 50.0 °F 88% 30.10 in 10.0 mi NW 8.1 mph - N/A   Overcast
8:56 AM 54.0 °F 50.0 °F 86% 30.09 in 10.0 mi NNW 9.2 mph - N/A   Overcast
9:56 AM 55.9 °F 51.1 °F 84% 30.11 in 10.0 mi North 10.4 mph - N/A   Overcast
10:56 AM 57.9 °F 48.0 °F 70% 30.13 in 10.0 mi NNE 13.8 mph 20.7 mph N/A   Overcast
11:56 AM 59.0 °F 45.0 °F 60% 30.14 in 10.0 mi NNE 13.8 mph - N/A   Overcast
12:56 PM 59.0 °F 43.0 °F 55% 30.15 in 10.0 mi NNE 9.2 mph - N/A   Overcast
1:56 PM 60.1 °F 45.0 °F 57% 30.14 in 10.0 mi NNE 10.4 mph - N/A   Overcast
2:56 PM 62.1 °F 43.0 °F 50% 30.15 in 10.0 mi NNE 10.4 mph - N/A   Overcast
3:56 PM 61.0 °F 42.1 °F 50% 30.14 in 10.0 mi North 8.1 mph - N/A   Overcast
4:56 PM 60.1 °F 41.0 °F 49% 30.15 in 10.0 mi NNE 5.8 mph - N/A   Overcast
5:56 PM 61.0 °F 37.9 °F 42% 30.15 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
6:56 PM 57.9 °F 39.9 °F 51% 30.17 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
7:56 PM 55.9 °F 42.1 °F 60% 30.18 in 10.0 mi NE 4.6 mph - N/A   Scattered Clouds
8:56 PM 54.0 °F 45.0 °F 72% 30.21 in 10.0 mi NNE 3.5 mph - N/A   Partly Cloudy
9:56 PM 53.1 °F 45.0 °F 74% 30.24 in 10.0 mi NE 3.5 mph - N/A   Clear
10:56 PM 51.1 °F 46.0 °F 83% 30.25 in 10.0 mi ENE 3.5 mph - N/A   Clear
11:56 PM 48.9 °F 45.0 °F 86% 30.25 in 10.0 mi Calm Calm - N/A   Clear