Weather History for Atlanta Dekalb, GA

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Wednesday, August 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 75 °F 79 °F  
Max Temperature 81 °F 88 °F 100 °F (2007)
Min Temperature 68 °F 70 °F 61 °F (2001)
Cooling Degree Days 10 14  
Month to date cooling degree days 246 305  
Year to date cooling degree days 1146 1328  
Since 1 June cooling degree days 981 1117  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 70 °F    
Average Humidity 87    
Maximum Humidity 100    
Minimum Humidity 74    
Precipitation  
Precipitation 1.69 in 0.13 in 1.69 in (2013)
Month to date precipitation 6.40 3.21  
Year to date precipitation 35.21 35.48  
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 2 mph (ESE)    
Max Wind Speed 12 mph    
Max Gust Speed 18 mph    
Visibility 7 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Aug. 21, 2013 Rise Set
Actual Time 7:03 AM EDT 8:16 PM EDT
Civil Twilight 6:37 AM EDT 8:42 PM EDT
Nautical Twilight 6:06 AM EDT 9:13 PM EDT
Astronomical Twilight 5:34 AM EDT 9:45 PM EDT
Moon 8:30 PM EDT (8/21) 7:37 AM EDT (8/21)
Length of Visible Light 14h 05m
Length of Day
13h 13m
Full, 100% of the Moon is Illuminated
Aug 21
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
1:49 AM 73.4 °F - 71.6 °F 94% 30.18 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
1:53 AM 73.0 °F - 71.1 °F 93% 30.14 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
2:16 AM 71.6 °F - 68.0 °F 88% 30.19 in 10.0 mi SSE 5.8 mph - N/A   Scattered Clouds
2:19 AM 71.6 °F - 68.0 °F 88% 30.19 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
2:27 AM 71.6 °F - 68.0 °F 88% 30.18 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
2:34 AM 71.6 °F - 68.0 °F 88% 30.18 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
2:51 AM 69.8 °F - 68.0 °F 94% 30.17 in 10.0 mi SE 4.6 mph - N/A   Scattered Clouds
2:53 AM 70.0 °F - 68.0 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:53 AM 70.0 °F - 68.0 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 69.1 °F - 66.9 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 69.1 °F - 66.9 °F 93% 30.14 in 10.0 mi ENE 3.5 mph - 0.00 in   Scattered Clouds
6:53 AM 70.0 °F - 68.0 °F 93% 30.16 in 10.0 mi NNE 3.5 mph - 0.01 in   Mostly Cloudy
7:53 AM 70.0 °F - 69.1 °F 97% 30.18 in 4.0 mi Calm Calm - 0.02 in Rain Rain
8:53 AM 71.1 °F - 69.1 °F 93% 30.20 in 9.0 mi SSE 3.5 mph - 0.01 in Rain Light Rain
9:14 AM 69.8 °F - 69.8 °F 100% 30.24 in 2.5 mi East 3.5 mph - 0.04 in Rain Heavy Rain
9:19 AM 69.8 °F - 69.8 °F 100% 30.24 in 4.0 mi Calm Calm - 0.04 in Rain Light Rain
9:41 AM 69.8 °F - 69.8 °F 100% 30.24 in 4.0 mi Calm Calm - 0.08 in   Overcast
9:43 AM 69.8 °F - 69.8 °F 100% 30.24 in 2.0 mi East 4.6 mph - 0.15 in Rain Rain
9:50 AM 69.8 °F - 69.8 °F 100% 30.25 in 1.0 mi ENE 4.6 mph - 0.37 in Rain Heavy Rain
9:53 AM 70.0 °F - 69.1 °F 97% 30.21 in 1.0 mi Calm Calm - 0.38 in Rain Heavy Rain
10:16 AM 69.8 °F - 69.8 °F 100% 30.26 in 2.0 mi Calm Calm - 0.08 in Rain Light Rain
10:41 AM 69.8 °F - 68.0 °F 94% 30.26 in 2.0 mi SSE 8.1 mph - 0.27 in Rain , Thunderstorm Thunderstorms and Rain
10:53 AM 69.1 °F - 68.0 °F 96% 30.22 in 2.0 mi ESE 8.1 mph - 0.77 in Rain , Thunderstorm Heavy Thunderstorms and Rain
11:00 AM 68.0 °F - 66.2 °F 94% 30.26 in 1.0 mi Variable 6.9 mph - 0.11 in Rain , Thunderstorm Heavy Thunderstorms and Rain
11:40 AM 69.8 °F - 66.2 °F 88% 30.26 in 5.0 mi Calm Calm - 0.50 in Rain Light Rain
11:53 AM 69.1 °F - 68.0 °F 96% 30.22 in 10.0 mi Calm Calm - 0.50 in   Mostly Cloudy
12:53 PM 73.9 °F - 71.1 °F 91% 30.21 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
12:56 PM 73.4 °F - 71.6 °F 94% 30.24 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
1:39 PM 75.2 °F - 71.6 °F 89% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
1:53 PM 75.9 °F - 70.0 °F 82% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
2:53 PM 75.9 °F - 71.1 °F 85% 30.18 in 10.0 mi East 4.6 mph - N/A   Overcast
3:45 PM 77.0 °F - 71.6 °F 83% 30.20 in 8.0 mi ENE 4.6 mph - N/A   Overcast
3:53 PM 77.0 °F - 72.0 °F 84% 30.16 in 8.0 mi Calm Calm - N/A   Overcast
4:53 PM 79.0 °F - 72.0 °F 79% 30.14 in 8.0 mi East 3.5 mph - N/A   Mostly Cloudy
5:30 PM 78.8 °F - 71.6 °F 78% 30.17 in 8.0 mi Variable 4.6 mph - N/A   Clear
5:53 PM 80.1 °F 83.8 °F 72.0 °F 76% 30.13 in 9.0 mi Calm Calm - N/A   Clear
6:53 PM 79.0 °F - 72.0 °F 79% 30.10 in 9.0 mi Calm Calm - N/A   Clear
7:53 PM 77.0 °F - 72.0 °F 84% 30.12 in 7.0 mi Calm Calm - N/A   Clear
8:53 PM 73.9 °F - 73.0 °F 97% 30.13 in 7.0 mi Calm Calm - N/A   Clear
9:53 PM 73.9 °F - 72.0 °F 93% 30.16 in 8.0 mi East 3.5 mph - N/A   Clear
10:53 PM 73.0 °F - 72.0 °F 96% 30.15 in 7.0 mi Calm Calm - N/A   Clear
11:53 PM 73.0 °F - 71.1 °F 93% 30.15 in 5.0 mi Calm Calm - N/A   Clear