Weather History for Grand Isle, LA

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Sunday, February 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 60 °F 61 °F 73 °F (2000)
Min Temperature 50 °F 56 °F 46 °F (2007)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 47 °F    
Average Humidity 74    
Maximum Humidity 82    
Minimum Humidity 68    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.30 in    
Wind  
Wind Speed 7 mph (East)    
Max Wind Speed 15 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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Date:

Astronomy

Feb. 17, 2013 Rise Set
Actual Time 6:36 AM CST 5:51 PM CST
Civil Twilight 6:12 AM CST 6:15 PM CST
Nautical Twilight 5:44 AM CST 6:43 PM CST
Astronomical Twilight 5:17 AM CST 7:10 PM CST
Moon 11:06 AM CST (2/17) 12:11 AM CST (2/17)
Length of Visible Light 12h 02m
Length of Day
11h 14m
Waxing Crescent, 49% of the Moon is Illuminated
Feb 17
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (CST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
5:10 AM 50.0 °F 44.6 °F 82% 30.30 in 7.0 mi NNE 8.1 mph - N/A   Clear
11:35 AM 55.4 °F 46.4 °F 72% 30.34 in 7.0 mi Calm Calm - N/A   Clear
4:35 PM 60.8 °F 50.0 °F 68% 30.26 in 7.0 mi SSE 15.0 mph - N/A   Clear