Weather History for Dayton, OH

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Monday, December 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 43 °F 33 °F  
Max Temperature 55 °F 40 °F 67 °F (1971)
Min Temperature 31 °F 26 °F -9 °F (1958)
Degree Days  
Heating Degree Days 22 32  
Month to date heating degree days 168 307  
Since 1 July heating degree days 1383 1418  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1264 891  
Moisture  
Dew Point 37 °F    
Average Humidity 90    
Maximum Humidity 100    
Minimum Humidity 79    
Precipitation  
Precipitation 0.01 in 0.10 in 0.69 in (1999)
Month to date precipitation 1.76 1.04  
Year to date precipitation 30.58 38.97  
Snow  
Snow T in 0.10 in 4.00 in (1904)
Month to date snowfall T 1.0  
Since 1 July snowfall 0.9 2.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.76 in    
Wind  
Wind Speed 11 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 6 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 10, 2012 Rise Set
Actual Time 7:47 AM EST 5:11 PM EST
Civil Twilight 7:17 AM EST 5:42 PM EST
Nautical Twilight 6:43 AM EST 6:16 PM EST
Astronomical Twilight 6:10 AM EST 6:49 PM EST
Moon 4:30 AM EST (12/10) 3:00 PM EST (12/10)
Length of Visible Light 10h 24m
Length of Day
9h 24m
Waning Crescent, 10% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter

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 55.0 °F - 54.0 °F 96% 29.68 in 4.0 mi SW 10.4 mph - 0.01 in   Overcast
1:40 AM 51.8 °F - 51.8 °F 100% 29.68 in 8.0 mi West 10.4 mph - 0.00 in   Overcast
1:56 AM 52.0 °F - 51.1 °F 97% 29.69 in 5.0 mi West 9.2 mph - 0.00 in   Overcast
2:14 AM 51.8 °F - 50.0 °F 94% 29.69 in 4.0 mi West 10.4 mph - N/A   Overcast
2:34 AM 51.8 °F - 50.0 °F 94% 29.69 in 2.0 mi WNW 9.2 mph - N/A   Overcast
2:56 AM 50.0 °F - 48.9 °F 96% 29.69 in 2.0 mi WNW 11.5 mph - N/A   Overcast
3:05 AM 50.0 °F - 48.2 °F 94% 29.69 in 1.8 mi WNW 13.8 mph - N/A   Overcast
3:13 AM 48.2 °F - 48.2 °F 100% 29.69 in 3.0 mi WNW 11.5 mph 20.7 mph N/A   Overcast
3:56 AM 48.0 °F - 46.9 °F 96% 29.70 in 3.0 mi NW 15.0 mph - N/A   Overcast
4:17 AM 46.4 °F 40.7 °F 46.4 °F 100% 29.69 in 4.0 mi WNW 12.7 mph - N/A   Overcast
4:28 AM 46.4 °F 41.1 °F 46.4 °F 100% 29.70 in 0.5 mi WNW 11.5 mph - N/A   Overcast
4:52 AM 46.4 °F 40.7 °F 44.6 °F 93% 29.70 in 3.0 mi West 12.7 mph - N/A   Overcast
4:56 AM 46.0 °F 39.9 °F 45.0 °F 96% 29.70 in 3.0 mi West 13.8 mph - N/A   Overcast
5:56 AM 43.0 °F 37.2 °F 41.0 °F 93% 29.71 in 7.0 mi WNW 10.4 mph - N/A   Overcast
6:56 AM 41.0 °F 33.9 °F 39.0 °F 93% 29.71 in 7.0 mi West 12.7 mph - N/A   Overcast
7:56 AM 39.9 °F 32.9 °F 37.9 °F 93% 29.73 in 8.0 mi NW 11.5 mph - N/A   Overcast
8:27 AM 39.2 °F 30.8 °F 35.6 °F 87% 29.73 in 9.0 mi WNW 15.0 mph - N/A   Overcast
8:47 AM 39.2 °F 32.0 °F 35.6 °F 87% 29.73 in 9.0 mi WNW 11.5 mph - N/A   Overcast
8:56 AM 39.0 °F 31.8 °F 35.1 °F 86% 29.74 in 9.0 mi WNW 11.5 mph - N/A   Overcast
9:27 AM 39.2 °F 33.0 °F 35.6 °F 87% 29.73 in 10.0 mi WNW 9.2 mph - N/A   Overcast
9:56 AM 39.0 °F 32.3 °F 34.0 °F 82% 29.74 in 9.0 mi WNW 10.4 mph - N/A   Overcast
10:56 AM 39.0 °F 31.8 °F 33.1 °F 79% 29.72 in 10.0 mi WNW 11.5 mph - N/A   Overcast
11:56 AM 37.9 °F 28.9 °F 34.0 °F 86% 29.74 in 7.0 mi WNW 16.1 mph - N/A   Overcast
12:11 PM 37.4 °F 27.8 °F 33.8 °F 87% 29.74 in 7.0 mi WNW 17.3 mph - N/A   Overcast
12:56 PM 35.1 °F 25.2 °F 32.0 °F 89% 29.75 in 7.0 mi WNW 16.1 mph - N/A   Overcast
1:56 PM 33.1 °F 23.0 °F 28.9 °F 85% 29.74 in 9.0 mi NW 15.0 mph - N/A   Overcast
2:56 PM 33.1 °F 23.4 °F 28.9 °F 85% 29.77 in 7.0 mi WNW 13.8 mph - N/A   Overcast
3:56 PM 32.0 °F 23.0 °F 28.0 °F 85% 29.79 in 7.0 mi WNW 11.5 mph - N/A   Overcast
4:56 PM 32.0 °F 26.4 °F 28.0 °F 85% 29.79 in 8.0 mi NW 5.8 mph - N/A   Overcast
5:10 PM 32.0 °F 26.4 °F 28.4 °F 87% 29.77 in 2.0 mi West 5.8 mph - 0.00 in Snow Light Snow
5:29 PM 32.0 °F 24.8 °F 28.4 °F 87% 29.78 in 7.0 mi WNW 8.1 mph - 0.00 in   Overcast
5:56 PM 32.0 °F 25.6 °F 28.0 °F 85% 29.81 in 9.0 mi West 6.9 mph - 0.00 in   Overcast
6:56 PM 32.0 °F 24.2 °F 28.9 °F 88% 29.84 in 7.0 mi NW 9.2 mph - N/A   Overcast
7:56 PM 32.0 °F 24.2 °F 28.9 °F 88% 29.87 in 6.0 mi WNW 9.2 mph - N/A   Overcast
8:48 PM 30.2 °F 20.8 °F 28.4 °F 93% 29.86 in 3.0 mi WNW 11.5 mph - N/A   Overcast
8:50 PM 30.2 °F 20.2 °F 28.4 °F 93% 29.86 in 3.0 mi WNW 12.7 mph - 0.00 in Rain Light Freezing Rain
8:56 PM 32.0 °F 23.6 °F 28.9 °F 88% 29.89 in 4.0 mi WNW 10.4 mph - 0.00 in Rain Light Freezing Rain
9:34 PM 30.2 °F 19.8 °F 28.4 °F 93% 29.87 in 5.0 mi West 13.8 mph - 0.00 in   Overcast
9:56 PM 30.9 °F 22.8 °F 28.9 °F 92% 29.91 in 5.0 mi West 9.2 mph - 0.00 in   Overcast
10:56 PM 32.0 °F 24.2 °F 28.9 °F 88% 29.93 in 6.0 mi West 9.2 mph - N/A   Overcast
11:56 PM 32.0 °F 23.6 °F 30.0 °F 92% 29.95 in 5.0 mi West 10.4 mph - N/A   Overcast