Weather History for Grand Isle, LA

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Thursday, October 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 75 °F -  
Max Temperature 78 °F 76 °F 87 °F (2007)
Min Temperature 75 °F 73 °F 60 °F (1999)
Cooling Degree Days 10    
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 73 °F    
Average Humidity 88    
Maximum Humidity 94    
Minimum Humidity 83    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 10 mph (NE)    
Max Wind Speed 13 mph    
Max Gust Speed -    
Visibility 7 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Oct. 04, 2012 Rise Set
Actual Time 6:54 AM CDT 6:41 PM CDT
Civil Twilight 6:31 AM CDT 7:05 PM CDT
Nautical Twilight 6:03 AM CDT 7:32 PM CDT
Astronomical Twilight 5:36 AM CDT 8:00 PM CDT
Moon 9:37 PM CDT (10/4) 10:51 AM CDT (10/4)
Length of Visible Light 12h 33m
Length of Day
11h 46m
Waning Gibbous, 82% of the Moon is Illuminated
Oct 4
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
4:50 AM 75.2 °F 73.4 °F 94% 30.13 in 7.0 mi NE 8.1 mph - N/A   Clear
12:35 PM 78.8 °F 73.4 °F 83% 30.17 in 7.0 mi ENE 12.7 mph - N/A   Mostly Cloudy