Weather History for Wilmington, DE

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Wednesday, September 11, 2013

  Actual Average Record
Temperature  
Mean Temperature 82 °F 70 °F  
Max Temperature 91 °F 79 °F 100 °F (1983)
Min Temperature 73 °F 60 °F 39 °F (1917)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 2 4  
Since 1 July heating degree days 2 6  
Cooling Degree Days 17 5  
Month to date cooling degree days 85 73  
Year to date cooling degree days 1170 1066  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 72 °F    
Average Humidity 72    
Maximum Humidity 93    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in 0.13 in 2.36 in (2009)
Month to date precipitation 0.41 1.36  
Year to date precipitation 36.74 30.12  
Snow  
Snow 0.00 in 0.00 in 0.00 in (1894)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 11, 2013 Rise Set
Actual Time 6:40 AM EDT 7:17 PM EDT
Civil Twilight 6:12 AM EDT 7:44 PM EDT
Nautical Twilight 5:40 AM EDT 8:16 PM EDT
Astronomical Twilight 5:07 AM EDT 8:49 PM EDT
Moon 1:04 PM EDT (9/11) 11:12 PM EDT (9/11)
Length of Visible Light 13h 31m
Length of Day
12h 37m
Waxing Crescent, 38% of the Moon is Illuminated
Sep 11
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 75.9 °F - 72.0 °F 87% 30.14 in 9.0 mi SSW 3.5 mph - N/A   Clear
1:51 AM 75.0 °F - 72.0 °F 90% 30.13 in 8.0 mi Calm Calm - N/A   Clear
2:51 AM 75.0 °F - 71.1 °F 87% 30.12 in 7.0 mi Calm Calm - N/A   Clear
3:51 AM 73.9 °F - 71.1 °F 91% 30.11 in 6.0 mi South 3.5 mph - N/A   Clear
4:51 AM 73.9 °F - 72.0 °F 93% 30.11 in 6.0 mi Calm Calm - N/A   Clear
5:51 AM 73.9 °F - 71.1 °F 91% 30.12 in 6.0 mi South 3.5 mph - N/A   Clear
6:51 AM 73.9 °F - 71.1 °F 91% 30.14 in 3.0 mi Calm Calm - N/A   Clear
7:51 AM 75.0 °F - 72.0 °F 90% 30.14 in 4.0 mi South 3.5 mph - N/A   Clear
8:51 AM 79.0 °F - 73.0 °F 82% 30.14 in 6.0 mi SW 3.5 mph - N/A   Haze
9:51 AM 82.0 °F 87.9 °F 73.9 °F 76% 30.15 in 7.0 mi South 4.6 mph - N/A   Clear
10:51 AM 82.9 °F 90.2 °F 75.0 °F 77% 30.14 in 7.0 mi SE 6.9 mph - N/A   Clear
11:51 AM 84.9 °F 93.3 °F 75.0 °F 72% 30.12 in 7.0 mi South 5.8 mph - N/A   Clear
12:51 PM 88.0 °F 98.5 °F 75.9 °F 67% 30.11 in 8.0 mi South 8.1 mph - N/A   Clear
1:51 PM 89.1 °F 99.1 °F 75.0 °F 63% 30.09 in 9.0 mi SSE 12.7 mph - N/A   Clear
2:51 PM 89.1 °F 98.0 °F 73.9 °F 61% 30.06 in 10.0 mi SSE 10.4 mph - N/A   Partly Cloudy
3:51 PM 90.0 °F 99.0 °F 73.9 °F 59% 30.04 in 10.0 mi South 10.4 mph - N/A   Clear
4:51 PM 89.1 °F 98.0 °F 73.9 °F 61% 30.02 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
5:51 PM 89.1 °F 92.9 °F 68.0 °F 50% 30.02 in 10.0 mi SSW 11.5 mph - N/A   Clear
6:51 PM 87.1 °F 90.6 °F 68.0 °F 53% 30.03 in 10.0 mi SW 9.2 mph - N/A   Clear
7:51 PM 82.9 °F 86.5 °F 69.1 °F 63% 30.04 in 10.0 mi SSW 4.6 mph - N/A   Clear
8:51 PM 82.0 °F 85.9 °F 70.0 °F 67% 30.05 in 10.0 mi South 6.9 mph - N/A   Clear
9:51 PM 81.0 °F 84.4 °F 70.0 °F 69% 30.04 in 10.0 mi SSW 9.2 mph - N/A   Clear
10:51 PM 79.0 °F - 70.0 °F 74% 30.02 in 10.0 mi SSW 5.8 mph - N/A   Clear
11:51 PM 77.0 °F - 70.0 °F 79% 30.02 in 10.0 mi SSW 4.6 mph - N/A   Clear