Weather History for Louisville, KY

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Monday, May 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 77 °F 68 °F  
Max Temperature 86 °F 78 °F 91 °F (1934)
Min Temperature 67 °F 58 °F 38 °F (1894)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 49 56  
Since 1 July heating degree days 4105 4081  
Cooling Degree Days 12 5  
Month to date cooling degree days 93 64  
Year to date cooling degree days 141 107  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 72    
Maximum Humidity 93    
Minimum Humidity 51    
Precipitation  
Precipitation 0.00 in 0.17 in 2.44 in (1935)
Month to date precipitation 3.21 3.50  
Year to date precipitation 18.23 18.10  
Snow  
Snow 0.00 in 0.00 in T in (1894)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 9.8 12.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 10 mph (South)    
Max Wind Speed 17 mph    
Max Gust Speed 27 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 20, 2013 Rise Set
Actual Time 6:28 AM EDT 8:51 PM EDT
Civil Twilight 5:57 AM EDT 9:21 PM EDT
Nautical Twilight 5:20 AM EDT 9:58 PM EDT
Astronomical Twilight 4:40 AM EDT 10:39 PM EDT
Moon 4:02 PM EDT (5/20) 3:18 AM EDT (5/20)
Length of Visible Light 15h 23m
Length of Day
14h 23m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 75.0 °F - 66.9 °F 76% 29.94 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
1:56 AM 73.0 °F - 66.0 °F 79% 29.93 in 10.0 mi South 8.1 mph - N/A   Clear
2:56 AM 71.1 °F - 64.9 °F 81% 29.92 in 10.0 mi SE 6.9 mph - N/A   Clear
3:56 AM 70.0 °F - 64.9 °F 84% 29.93 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
4:56 AM 68.0 °F - 64.0 °F 87% 29.95 in 10.0 mi SSE 3.5 mph - N/A   Scattered Clouds
5:56 AM 66.9 °F - 64.0 °F 90% 29.94 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
6:56 AM 66.9 °F - 64.0 °F 90% 29.97 in 8.0 mi SSE 9.2 mph - N/A   Clear
7:56 AM 68.0 °F - 64.0 °F 87% 29.98 in 8.0 mi SSE 5.8 mph - N/A   Partly Cloudy
8:56 AM 73.0 °F - 66.0 °F 79% 29.99 in 9.0 mi South 5.8 mph - N/A   Scattered Clouds
9:32 AM 73.4 °F - 66.2 °F 78% 30.00 in 8.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
9:56 AM 73.9 °F - 66.9 °F 79% 30.00 in 8.0 mi SSW 8.1 mph 17.3 mph N/A   Overcast
10:47 AM 78.8 °F - 68.0 °F 69% 30.01 in 8.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
10:56 AM 78.1 °F - 68.0 °F 71% 30.00 in 8.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
11:46 AM 78.8 °F - 69.8 °F 74% 30.01 in 9.0 mi SW 9.2 mph - N/A   Mostly Cloudy
11:56 AM 80.1 °F 82.9 °F 69.1 °F 69% 29.99 in 9.0 mi SW 9.2 mph - N/A   Mostly Cloudy
12:56 PM 81.0 °F 84.1 °F 69.1 °F 67% 29.99 in 9.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
1:19 PM 82.4 °F 86.3 °F 69.8 °F 66% 29.98 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
1:56 PM 84.0 °F 87.8 °F 69.1 °F 61% 29.96 in 10.0 mi SSW 10.4 mph 16.1 mph N/A   Mostly Cloudy
2:56 PM 84.9 °F 87.6 °F 66.9 °F 55% 29.95 in 10.0 mi South 13.8 mph - N/A   Mostly Cloudy
3:56 PM 84.9 °F 87.6 °F 66.9 °F 55% 29.93 in 10.0 mi South 12.7 mph 21.9 mph N/A   Mostly Cloudy
4:56 PM 84.9 °F 87.1 °F 66.0 °F 53% 29.92 in 10.0 mi SSW 12.7 mph - N/A   Mostly Cloudy
5:56 PM 84.9 °F 86.6 °F 64.9 °F 51% 29.91 in 10.0 mi SSW 13.8 mph - N/A   Scattered Clouds
6:56 PM 84.0 °F 86.3 °F 66.0 °F 55% 29.91 in 10.0 mi South 13.8 mph - N/A   Scattered Clouds
7:56 PM 82.9 °F 85.0 °F 66.0 °F 56% 29.89 in 10.0 mi South 12.7 mph - N/A   Scattered Clouds
8:56 PM 81.0 °F 83.0 °F 66.0 °F 60% 29.88 in 10.0 mi South 10.4 mph - N/A   Scattered Clouds
9:56 PM 80.1 °F 82.1 °F 66.0 °F 62% 29.88 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
10:56 PM 77.0 °F - 66.0 °F 69% 29.90 in 10.0 mi SSW 8.1 mph - N/A   Clear
11:56 PM 77.0 °F - 64.9 °F 66% 29.89 in 10.0 mi South 10.4 mph - N/A   Clear