Weather History for Louisville, KY

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Thursday, January 20, 2011

  Actual Average Record
Temperature  
Mean Temperature 27 °F 35 °F  
Max Temperature 32 °F 43 °F 73 °F (1906)
Min Temperature 22 °F 27 °F -16 °F (1985)
Degree Days  
Heating Degree Days 38 30  
Month to date heating degree days 683 600  
Since 1 July heating degree days 2303 2176  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 26 °F    
Average Humidity 85    
Maximum Humidity 92    
Minimum Humidity 78    
Precipitation  
Precipitation 0.27 in 0.10 in 1.75 in (1923)
Month to date precipitation 1.35 2.09  
Year to date precipitation 1.35 2.09  
Snow  
Snow 3.60 in 0.10 in 3.60 in (2011)
Month to date snowfall 7.6 2.2  
Since 1 July snowfall 13.9 5.0  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 7 mph (NNW)    
Max Wind Speed 20 mph    
Max Gust Speed 24 mph    
Visibility 4 miles    
Events Fog , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 20, 2011 Rise Set
Actual Time 7:56 AM EST 5:52 PM EST
Civil Twilight 7:27 AM EST 6:20 PM EST
Nautical Twilight 6:55 AM EST 6:52 PM EST
Astronomical Twilight 6:23 AM EST 7:24 PM EST
Moon 7:12 PM EST (1/20) 8:15 AM EST (1/20)
Length of Visible Light 10h 53m
Length of Day
9h 55m
Full, 99% of the Moon is Illuminated
Jan 20
Full
Jan 26
Last Quarter
Feb 2
New
Feb 11
First Quarter
Feb 18
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 32.0 °F 27.5 °F 26.1 °F 79% 30.16 in 9.0 mi NE 4.6 mph - N/A   Overcast
1:56 AM 32.0 °F 24.8 °F 26.1 °F 79% 30.12 in 10.0 mi ENE 8.1 mph - N/A   Overcast
2:54 AM 32.0 °F - 26.6 °F 80% 30.14 in 2.0 mi Calm Calm - 0.01 in Snow Light Snow
2:56 AM 30.9 °F - 27.0 °F 85% 30.15 in 2.0 mi Calm Calm - 0.01 in Snow Light Snow
3:17 AM 30.2 °F - 26.6 °F 86% 30.13 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
3:56 AM 30.9 °F - 28.0 °F 89% 30.14 in 5.0 mi Calm Calm - 0.00 in Snow Light Snow
4:26 AM 30.2 °F 26.7 °F 28.4 °F 93% 30.12 in 7.0 mi Variable 3.5 mph - 0.00 in Snow Light Snow
4:34 AM 30.2 °F - 28.4 °F 93% 30.12 in 6.0 mi Calm Calm - 0.00 in Snow Light Snow
4:52 AM 30.2 °F 26.7 °F 28.4 °F 93% 30.12 in 6.0 mi NE 3.5 mph - 0.00 in Snow Light Snow
4:56 AM 30.9 °F 27.5 °F 28.0 °F 89% 30.13 in 6.0 mi Variable 3.5 mph - 0.00 in Snow Light Snow
5:00 AM 30.2 °F 26.7 °F 28.4 °F 93% 30.11 in 6.0 mi ENE 3.5 mph - 0.00 in Snow Light Snow
5:56 AM 30.9 °F 27.5 °F 28.0 °F 89% 30.14 in 6.0 mi North 3.5 mph - 0.00 in Snow Light Snow
6:39 AM 30.2 °F 25.4 °F 28.4 °F 93% 30.11 in 6.0 mi North 4.6 mph - 0.00 in Snow Light Snow
6:56 AM 30.9 °F 26.2 °F 28.0 °F 89% 30.12 in 6.0 mi NE 4.6 mph - 0.00 in Snow Light Snow
7:22 AM 30.2 °F 25.4 °F 28.4 °F 93% 30.09 in 6.0 mi NE 4.6 mph - 0.00 in Snow Light Snow
7:56 AM 30.9 °F 24.3 °F 28.0 °F 89% 30.10 in 6.0 mi NNE 6.9 mph - 0.00 in Snow Light Snow
8:02 AM 30.2 °F 23.4 °F 26.6 °F 86% 30.09 in 6.0 mi NNE 6.9 mph - 0.00 in Snow Light Snow
8:10 AM 30.2 °F 23.4 °F 26.6 °F 86% 30.08 in 6.0 mi NNE 6.9 mph - 0.00 in Snow Light Snow
8:18 AM 30.2 °F 22.6 °F 26.6 °F 86% 30.08 in 7.0 mi NNE 8.1 mph - 0.00 in Snow Light Snow
8:56 AM 30.9 °F 24.3 °F 27.0 °F 85% 30.08 in 7.0 mi NE 6.9 mph - 0.00 in   Light Freezing Rain
9:04 AM 30.2 °F 23.4 °F 26.6 °F 86% 30.07 in 8.0 mi NNE 6.9 mph - 0.00 in   Light Freezing Rain
9:32 AM 30.2 °F 24.3 °F 26.6 °F 86% 30.06 in 9.0 mi NNE 5.8 mph - 0.00 in   Overcast
9:56 AM 30.9 °F 25.2 °F 27.0 °F 85% 30.08 in 9.0 mi North 5.8 mph - 0.00 in   Overcast
10:03 AM 30.2 °F 23.4 °F 26.6 °F 86% 30.06 in 9.0 mi NNE 6.9 mph - N/A   Overcast
10:26 AM 30.2 °F 25.4 °F 26.6 °F 86% 30.06 in 7.0 mi North 4.6 mph - N/A   Overcast
10:37 AM 30.2 °F 25.4 °F 26.6 °F 86% 30.06 in 6.0 mi North 4.6 mph - N/A   Overcast
10:56 AM 30.9 °F 27.5 °F 28.0 °F 89% 30.07 in 5.0 mi North 3.5 mph - N/A   Overcast
11:56 AM 30.9 °F 25.2 °F 28.0 °F 89% 30.02 in 5.0 mi North 5.8 mph - N/A   Overcast
12:01 PM 30.2 °F 25.4 °F 28.4 °F 93% 30.00 in 4.0 mi NNW 4.6 mph - 0.00 in   Ice Pellets
12:08 PM 30.2 °F 23.4 °F 28.4 °F 93% 29.99 in 2.5 mi North 6.9 mph - 0.00 in Snow Light Snow
12:17 PM 30.2 °F 23.4 °F 28.4 °F 93% 29.98 in 1.5 mi North 6.9 mph - 0.00 in Snow Light Snow
12:35 PM 30.2 °F 24.3 °F 28.4 °F 93% 29.97 in 0.8 mi NNW 5.8 mph - 0.01 in Snow Light Snow
12:56 PM 30.9 °F 26.2 °F 28.9 °F 92% 29.97 in 0.5 mi NNW 4.6 mph - 0.03 in Snow Light Snow
1:48 PM 30.2 °F 23.4 °F 28.4 °F 93% 29.95 in 0.5 mi NW 6.9 mph - 0.05 in Fog , Snow Snow
1:56 PM 30.0 °F 23.2 °F 28.0 °F 92% 29.96 in 0.5 mi NW 6.9 mph - 0.06 in Fog , Snow Snow
2:27 PM 30.2 °F - 28.4 °F 93% 29.94 in 0.5 mi Calm Calm - 0.04 in Fog , Snow Snow
2:31 PM 30.2 °F 25.4 °F 28.4 °F 93% 29.94 in 0.2 mi NW 4.6 mph - 0.04 in Fog , Snow Snow
2:47 PM 30.2 °F 23.4 °F 28.4 °F 93% 29.93 in 0.5 mi WNW 6.9 mph - 0.06 in Fog , Snow Snow
2:56 PM 30.0 °F 21.7 °F 28.0 °F 92% 29.95 in 0.8 mi WNW 9.2 mph - 0.07 in Snow Light Snow
3:56 PM 28.9 °F 20.4 °F 27.0 °F 92% 29.95 in 1.0 mi NW 9.2 mph - 0.03 in Snow Light Snow
4:15 PM 28.4 °F 19.1 °F 26.6 °F 93% 29.93 in 1.0 mi NNW 10.4 mph - 0.01 in Snow Light Snow
4:24 PM 30.2 °F 22.6 °F 26.6 °F 86% 29.94 in 0.8 mi NW 8.1 mph - 0.01 in Snow Light Snow
4:37 PM 28.4 °F 19.1 °F 26.6 °F 93% 29.94 in 0.8 mi NNW 10.4 mph - 0.02 in Snow Light Snow
4:49 PM 28.4 °F 19.7 °F 26.6 °F 93% 29.94 in 1.0 mi NNW 9.2 mph - 0.03 in Snow Light Snow
4:56 PM 28.0 °F 18.6 °F 26.1 °F 92% 29.96 in 1.0 mi NNW 10.4 mph - 0.03 in Snow Light Snow
5:22 PM 28.4 °F 21.2 °F 26.6 °F 93% 29.95 in 1.0 mi NW 6.9 mph - 0.01 in Snow Light Snow
5:28 PM 28.4 °F 20.4 °F 26.6 °F 93% 29.95 in 0.8 mi WNW 8.1 mph - 0.01 in Snow Light Snow
5:56 PM 28.0 °F 17.0 °F 24.1 °F 85% 29.98 in 1.0 mi WNW 13.8 mph - 0.02 in Snow Light Snow
6:17 PM 26.6 °F 13.8 °F 23.0 °F 86% 29.97 in 2.0 mi NNW 17.3 mph - 0.00 in Snow Light Snow
6:28 PM 26.6 °F 13.8 °F 21.2 °F 80% 29.98 in 3.0 mi NW 17.3 mph 24.2 mph 0.01 in Snow Light Snow
6:41 PM 26.6 °F 14.7 °F 21.2 °F 80% 29.98 in 2.5 mi NW 15.0 mph - 0.01 in Snow Light Snow
6:56 PM 26.1 °F 16.2 °F 23.0 °F 88% 30.00 in 2.0 mi NNW 10.4 mph - 0.01 in Snow Light Snow
7:12 PM 24.8 °F 16.9 °F 21.2 °F 86% 29.99 in 2.5 mi NNW 6.9 mph - 0.00 in Snow Light Snow
7:29 PM 26.6 °F 16.8 °F 23.0 °F 86% 30.00 in 2.0 mi NNW 10.4 mph - 0.01 in Snow Light Snow
7:56 PM 25.0 °F 14.8 °F 21.9 °F 88% 30.02 in 2.0 mi WNW 10.4 mph - 0.01 in Snow Light Snow
8:03 PM 24.8 °F 14.0 °F 21.2 °F 86% 30.00 in 2.5 mi NW 11.5 mph - 0.00 in Snow Light Snow
8:07 PM 24.8 °F 15.3 °F 21.2 °F 86% 30.00 in 3.0 mi NW 9.2 mph - 0.00 in Snow Light Snow
8:39 PM 24.8 °F 15.3 °F 19.4 °F 80% 30.00 in 9.0 mi NW 9.2 mph - 0.00 in   Overcast
8:56 PM 24.1 °F 12.5 °F 19.0 °F 81% 30.04 in 10.0 mi WNW 12.7 mph - 0.00 in   Overcast
9:56 PM 23.0 °F 13.1 °F 18.0 °F 81% 30.05 in 10.0 mi WNW 9.2 mph - N/A   Overcast
10:56 PM 21.9 °F 9.8 °F 17.1 °F 82% 30.06 in 10.0 mi NW 12.7 mph - N/A   Overcast
11:56 PM 21.9 °F 10.4 °F 15.1 °F 75% 30.06 in 9.0 mi WNW 11.5 mph - N/A   Overcast