Weather History for Dayton, OH

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Saturday, December 8, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 33 °F  
Max Temperature 53 °F 40 °F 66 °F (1966)
Min Temperature 42 °F 26 °F -3 °F (1917)
Degree Days  
Heating Degree Days 17 32  
Month to date heating degree days 130 243  
Since 1 July heating degree days 1345 1354  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1264 891  
Moisture  
Dew Point 47 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 86    
Precipitation  
Precipitation 0.04 in 0.11 in 1.49 in (1924)
Month to date precipitation 1.35 0.83  
Year to date precipitation 30.17 38.76  
Snow  
Snow 0.00 in 0.20 in 6.50 in (1917)
Month to date snowfall 0.0 0.8  
Since 1 July snowfall 0.9 1.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.92 in    
Wind  
Wind Speed 9 mph (West)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 5 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 08, 2012 Rise Set
Actual Time 7:46 AM EST 5:11 PM EST
Civil Twilight 7:15 AM EST 5:42 PM EST
Nautical Twilight 6:42 AM EST 6:15 PM EST
Astronomical Twilight 6:09 AM EST 6:48 PM EST
Moon 2:10 AM EST (12/8) 1:41 PM EST (12/8)
Length of Visible Light 10h 26m
Length of Day
9h 25m
Waning Crescent, 28% of the Moon is Illuminated
Dec 8
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
12:08 AM 51.8 °F - 51.8 °F 100% 29.84 in 6.0 mi WSW 13.8 mph - N/A   Overcast
12:56 AM 51.1 °F - 50.0 °F 96% 29.84 in 7.0 mi WSW 12.7 mph - N/A   Mostly Cloudy
1:12 AM 51.8 °F - 48.2 °F 88% 29.83 in 7.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
1:56 AM 48.0 °F - 46.9 °F 96% 29.83 in 6.0 mi SW 9.2 mph - N/A   Mostly Cloudy
2:51 AM 48.2 °F - 48.2 °F 100% 29.85 in 4.0 mi WSW 12.7 mph - N/A   Mostly Cloudy
2:56 AM 50.0 °F - 48.0 °F 93% 29.86 in 4.0 mi West 12.7 mph - N/A   Mostly Cloudy
3:56 AM 48.9 °F - 48.0 °F 97% 29.85 in 4.0 mi SW 6.9 mph - N/A   Overcast
4:56 AM 50.0 °F - 48.9 °F 96% 29.84 in 4.0 mi SSW 4.6 mph - N/A   Overcast
5:56 AM 50.0 °F - 48.9 °F 96% 29.84 in 3.0 mi SW 5.8 mph - 0.00 in   Overcast
6:56 AM 50.0 °F - 48.9 °F 96% 29.85 in 3.0 mi SSW 5.8 mph - 0.00 in   Overcast
7:37 AM 50.0 °F - 48.2 °F 94% 29.85 in 2.5 mi SSW 8.1 mph - N/A   Overcast
7:56 AM 50.0 °F - 48.9 °F 96% 29.87 in 2.5 mi SSW 8.1 mph - N/A   Overcast
8:11 AM 50.0 °F - 50.0 °F 100% 29.87 in 2.5 mi SW 8.1 mph - N/A   Overcast
8:32 AM 50.0 °F - 50.0 °F 100% 29.88 in 2.5 mi SW 9.2 mph - N/A   Overcast
8:56 AM 50.0 °F - 50.0 °F 100% 29.88 in 2.0 mi SW 6.9 mph - 0.03 in Rain Light Rain
9:17 AM 50.0 °F - 50.0 °F 100% 29.88 in 1.8 mi West 6.9 mph - 0.00 in   Overcast
9:48 AM 50.0 °F - 50.0 °F 100% 29.89 in 2.0 mi WSW 8.1 mph - 0.00 in Rain Light Rain
9:56 AM 50.0 °F - 50.0 °F 100% 29.90 in 2.0 mi WSW 8.1 mph - 0.01 in Rain Light Rain
10:56 AM 51.1 °F - 50.0 °F 96% 29.89 in 2.5 mi WSW 8.1 mph - 0.00 in   Overcast
11:10 AM 51.8 °F - 50.0 °F 94% 29.89 in 2.5 mi SW 5.8 mph - N/A   Overcast
11:31 AM 51.8 °F - 50.0 °F 94% 29.89 in 3.0 mi West 8.1 mph - N/A   Overcast
11:39 AM 51.8 °F - 50.0 °F 94% 29.89 in 3.0 mi West 6.9 mph - N/A   Overcast
11:56 AM 51.1 °F - 50.0 °F 96% 29.89 in 4.0 mi West 6.9 mph - 0.00 in Rain Light Rain
12:20 PM 51.8 °F - 50.0 °F 94% 29.89 in 4.0 mi WNW 10.4 mph - 0.00 in   Overcast
12:39 PM 51.8 °F - 50.0 °F 94% 29.89 in 5.0 mi WNW 8.1 mph - 0.00 in   Mostly Cloudy
12:48 PM 53.6 °F - 50.0 °F 88% 29.89 in 5.0 mi WNW 9.2 mph - 0.00 in   Overcast
12:56 PM 52.0 °F - 48.9 °F 89% 29.90 in 6.0 mi WNW 9.2 mph - 0.00 in   Overcast
1:34 PM 51.8 °F - 48.2 °F 88% 29.90 in 6.0 mi NW 12.7 mph - N/A   Overcast
1:42 PM 51.8 °F - 46.4 °F 82% 29.90 in 8.0 mi NW 12.7 mph - N/A   Overcast
1:56 PM 50.0 °F - 46.9 °F 89% 29.91 in 10.0 mi NW 12.7 mph - N/A   Overcast
2:48 PM 48.2 °F - 46.4 °F 93% 29.93 in 5.0 mi NW 11.5 mph - N/A   Overcast
2:56 PM 48.9 °F - 46.0 °F 90% 29.94 in 4.0 mi NNW 9.2 mph - N/A   Overcast
3:49 PM 48.2 °F - 46.4 °F 93% 29.95 in 5.0 mi NW 11.5 mph - N/A   Overcast
3:56 PM 48.0 °F - 46.0 °F 93% 29.96 in 5.0 mi NNW 10.4 mph - N/A   Overcast
4:56 PM 48.0 °F - 45.0 °F 89% 29.99 in 6.0 mi NW 8.1 mph - N/A   Overcast
5:56 PM 46.9 °F - 43.0 °F 86% 30.00 in 9.0 mi NNW 8.1 mph - N/A   Overcast
6:45 PM 46.4 °F 42.4 °F 42.8 °F 87% 30.02 in 7.0 mi North 8.1 mph - N/A   Overcast
6:56 PM 46.0 °F 41.9 °F 43.0 °F 89% 30.03 in 7.0 mi North 8.1 mph - N/A   Overcast
7:56 PM 46.4 °F 43.5 °F 42.8 °F 87% 30.05 in 6.0 mi NE 5.8 mph - N/A   Overcast
8:56 PM 44.6 °F 40.7 °F 42.8 °F 93% 30.04 in 6.0 mi NE 6.9 mph - N/A   Overcast
9:23 PM 44.6 °F 39.7 °F 42.8 °F 93% 30.03 in 7.0 mi NE 9.2 mph - N/A   Overcast
9:56 PM 45.0 °F 40.1 °F 42.1 °F 90% 30.06 in 10.0 mi NE 9.2 mph - N/A   Overcast
10:37 PM 44.6 °F 38.4 °F 42.8 °F 93% 30.05 in 8.0 mi NE 12.7 mph - N/A   Overcast
10:56 PM 43.0 °F 36.4 °F 41.0 °F 93% 30.06 in 5.0 mi NE 12.7 mph - N/A   Overcast
11:56 PM 42.1 °F 36.6 °F 39.9 °F 92% 30.08 in 5.0 mi ENE 9.2 mph - N/A   Overcast