Weather History for Raleigh-Durham Airport, NC

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Friday, September 7, 2012

  Actual Average Record
Temperature  
Mean Temperature 78 °F 75 °F  
Max Temperature 85 °F 85 °F 99 °F (1954)
Min Temperature 71 °F 65 °F 51 °F (1984)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 1  
Cooling Degree Days 13 10  
Month to date cooling degree days 109 74  
Year to date cooling degree days 1731 1515  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 78    
Maximum Humidity 93    
Minimum Humidity 63    
Precipitation  
Precipitation 0.00 in 0.16 in 2.26 in (1942)
Month to date precipitation 3.34 1.11  
Year to date precipitation 30.97 30.65  
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 3 mph (ENE)    
Max Wind Speed 9 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 07, 2012 Rise Set
Actual Time 6:51 AM EDT 7:33 PM EDT
Civil Twilight 6:26 AM EDT 7:59 PM EDT
Nautical Twilight 5:55 AM EDT 8:29 PM EDT
Astronomical Twilight 5:24 AM EDT 9:00 PM EDT
Moon 11:41 PM EDT (9/7) 1:28 PM EDT (9/7)
Length of Visible Light 13h 33m
Length of Day
12h 41m
Waning Gibbous, 58% of the Moon is Illuminated
Sep 7
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:06 AM 73.4 °F - 71.6 °F 94% 29.97 in 9.0 mi East 3.5 mph - N/A   Mostly Cloudy
12:51 AM 73.0 °F - 71.1 °F 93% 29.95 in 9.0 mi Calm Calm - N/A Fog Patches of Fog
1:01 AM 71.6 °F - 69.8 °F 94% 29.97 in 8.0 mi Calm Calm - N/A Fog Patches of Fog
1:51 AM 73.0 °F - 71.1 °F 93% 29.94 in 8.0 mi Calm Calm - N/A Fog Patches of Fog
2:51 AM 72.0 °F - 70.0 °F 93% 29.92 in 8.0 mi Calm Calm - N/A Fog Patches of Fog
3:51 AM 73.4 °F - 69.8 °F 88% 29.93 in 8.0 mi Calm Calm - N/A Fog Patches of Fog
4:51 AM 73.0 °F - 70.0 °F 90% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
5:51 AM 72.0 °F - 70.0 °F 93% 29.93 in 10.0 mi North 4.6 mph - N/A   Overcast
6:32 AM 71.6 °F - 69.8 °F 94% 29.95 in 10.0 mi Calm Calm - N/A   Overcast
6:51 AM 72.0 °F - 69.1 °F 91% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
7:51 AM 71.6 °F - 69.8 °F 94% 29.97 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
8:51 AM 73.0 °F - 69.1 °F 87% 29.98 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
9:51 AM 73.9 °F - 68.0 °F 82% 29.99 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
10:51 AM 75.0 °F - 68.0 °F 79% 29.99 in 10.0 mi East 4.6 mph - N/A   Overcast
11:51 AM 77.0 °F - 69.1 °F 76% 29.98 in 10.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
12:51 PM 81.0 °F 84.1 °F 69.1 °F 67% 29.97 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
1:21 PM 80.6 °F 83.9 °F 69.8 °F 70% 29.97 in 10.0 mi ENE 4.6 mph - N/A   Scattered Clouds
1:51 PM 82.0 °F 85.9 °F 70.0 °F 67% 29.94 in 10.0 mi NE 5.8 mph - N/A   Scattered Clouds
2:51 PM 82.9 °F 85.8 °F 68.0 °F 60% 29.93 in 10.0 mi NE 8.1 mph - N/A   Scattered Clouds
3:51 PM 82.9 °F 85.8 °F 68.0 °F 60% 29.91 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
4:51 PM 82.9 °F 85.8 °F 68.0 °F 60% 29.89 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
5:51 PM 82.0 °F 84.9 °F 68.0 °F 62% 29.89 in 10.0 mi East 4.6 mph - N/A   Scattered Clouds
6:51 PM 82.0 °F 85.5 °F 69.1 °F 65% 29.89 in 10.0 mi East 3.5 mph - N/A   Partly Cloudy
7:51 PM 77.0 °F - 70.0 °F 79% 29.89 in 10.0 mi ESE 3.5 mph - N/A   Partly Cloudy
8:51 PM 75.9 °F - 69.1 °F 79% 29.90 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:51 PM 71.6 °F - 69.8 °F 94% 29.89 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:51 PM 73.4 °F - 69.8 °F 88% 29.88 in 10.0 mi ESE 3.5 mph - N/A   Partly Cloudy
11:51 PM 73.0 °F - 69.1 °F 87% 29.88 in 10.0 mi Calm Calm - N/A   Partly Cloudy