Weather History for Dayton, OH

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Thursday, December 27, 2012

  Actual Average Record
Temperature  
Mean Temperature 26 °F 28 °F  
Max Temperature 29 °F 35 °F 66 °F (2008)
Min Temperature 23 °F 22 °F -4 °F (1950)
Degree Days  
Heating Degree Days 39 37  
Month to date heating degree days 665 900  
Since 1 July heating degree days 1880 2011  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1264 891  
Moisture  
Dew Point 22 °F    
Average Humidity 82    
Maximum Humidity 88    
Minimum Humidity 75    
Precipitation  
Precipitation 0.00 in 0.10 in 1.48 in (1982)
Month to date precipitation 3.58 2.72  
Year to date precipitation 32.40 40.65  
Snow  
Snow 0.00 in 0.20 in 4.90 in (1939)
Month to date snowfall 8.4 3.7  
Since 1 July snowfall 9.3 4.7  
Snow Depth 7.00 in    
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 7 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 27, 2012 Rise Set
Actual Time 7:57 AM EST 5:19 PM EST
Civil Twilight 7:27 AM EST 5:49 PM EST
Nautical Twilight 6:53 AM EST 6:23 PM EST
Astronomical Twilight 6:20 AM EST 6:56 PM EST
Moon 5:01 PM EST (12/27) 7:07 AM EST (12/27)
Length of Visible Light 10h 22m
Length of Day
9h 21m
Full, 100% of the Moon is Illuminated
Dec 27
Full
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First 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 26.1 °F 15.0 °F 21.9 °F 84% 29.92 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Overcast
1:09 AM 26.6 °F 15.7 °F 21.2 °F 80% 29.90 in 10.0 mi NW 12.7 mph - N/A   Overcast
1:56 AM 26.1 °F 14.5 °F 21.9 °F 84% 29.95 in 10.0 mi NW 13.8 mph - N/A   Overcast
2:56 AM 26.1 °F 15.0 °F 21.9 °F 84% 29.98 in 10.0 mi WNW 12.7 mph - N/A   Overcast
3:56 AM 27.0 °F 16.1 °F 21.9 °F 81% 30.00 in 10.0 mi WNW 12.7 mph - N/A   Overcast
4:56 AM 26.1 °F 15.0 °F 21.9 °F 84% 30.03 in 10.0 mi NW 12.7 mph - N/A   Overcast
5:56 AM 26.1 °F 15.0 °F 21.0 °F 81% 30.04 in 10.0 mi NW 12.7 mph - N/A   Overcast
6:56 AM 25.0 °F 14.8 °F 21.0 °F 85% 30.08 in 10.0 mi NW 10.4 mph - N/A   Overcast
7:56 AM 25.0 °F 14.2 °F 21.0 °F 85% 30.10 in 10.0 mi WNW 11.5 mph - N/A   Overcast
8:56 AM 25.0 °F 15.5 °F 21.0 °F 85% 30.12 in 10.0 mi WNW 9.2 mph - N/A   Overcast
9:56 AM 25.0 °F 14.8 °F 21.0 °F 85% 30.15 in 10.0 mi WNW 10.4 mph - N/A   Overcast
10:56 AM 25.0 °F 14.8 °F 21.0 °F 85% 30.16 in 10.0 mi WNW 10.4 mph - N/A   Overcast
11:40 AM 26.6 °F 18.2 °F 21.2 °F 80% 30.12 in 9.0 mi WNW 8.1 mph - N/A   Overcast
11:56 AM 26.1 °F 18.4 °F 21.0 °F 81% 30.16 in 9.0 mi NW 6.9 mph - N/A   Overcast
12:56 PM 27.0 °F 19.5 °F 21.9 °F 81% 30.15 in 10.0 mi West 6.9 mph - N/A   Overcast
1:56 PM 28.0 °F 20.0 °F 21.9 °F 78% 30.14 in 10.0 mi NNW 8.1 mph - N/A   Overcast
2:40 PM 28.4 °F 19.7 °F 23.0 °F 80% 30.10 in 10.0 mi WSW 9.2 mph - N/A   Overcast
2:56 PM 28.4 °F 20.4 °F 23.0 °F 80% 30.10 in 10.0 mi West 8.1 mph - N/A   Overcast
3:56 PM 28.9 °F 25.2 °F 23.0 °F 78% 30.14 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
4:56 PM 26.1 °F 19.4 °F 21.9 °F 84% 30.15 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
5:56 PM 24.1 °F - 21.9 °F 91% 30.19 in 9.0 mi Calm Calm - N/A   Scattered Clouds
6:07 PM 24.8 °F - 21.2 °F 86% 30.15 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 PM 27.0 °F 20.5 °F 23.0 °F 85% 30.20 in 9.0 mi SW 5.8 mph - N/A   Overcast
7:56 PM 27.0 °F 23.0 °F 23.0 °F 85% 30.20 in 9.0 mi WSW 3.5 mph - N/A   Overcast
8:56 PM 27.0 °F - 23.0 °F 85% 30.20 in 9.0 mi Calm Calm - N/A   Overcast
9:56 PM 26.1 °F - 21.9 °F 84% 30.19 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
10:06 PM 24.8 °F - 21.2 °F 86% 30.14 in 8.0 mi Calm Calm - N/A   Scattered Clouds
10:35 PM 26.6 °F 22.6 °F 23.0 °F 86% 30.15 in 7.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
10:56 PM 25.0 °F - 21.9 °F 88% 30.19 in 7.0 mi Calm Calm - N/A   Overcast
11:56 PM 25.0 °F - 21.0 °F 85% 30.19 in 7.0 mi Calm Calm - N/A   Mostly Cloudy