Weather History for Dayton, OH

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Friday, January 4, 2013

  Actual Average Record
Temperature  
Mean Temperature 24 °F 28 °F  
Max Temperature 29 °F 35 °F 64 °F (1997)
Min Temperature 19 °F 21 °F -18 °F (1904)
Degree Days  
Heating Degree Days 41 37  
Month to date heating degree days 174 148  
Since 1 July heating degree days 2208 2307  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 18 °F    
Average Humidity 74    
Maximum Humidity 84    
Minimum Humidity 63    
Precipitation  
Precipitation 0.00 in 0.10 in 2.50 in (2004)
Month to date precipitation 0.02 0.40  
Year to date precipitation 0.02 0.40  
Snow  
Snow 0.00 in 0.20 in 4.20 in (1914)
Month to date snowfall 0.3 0.9  
Since 1 July snowfall 12.1 6.4  
Snow Depth 4.00 in    
Sea Level Pressure  
Sea Level Pressure 30.32 in    
Wind  
Wind Speed 16 mph (WSW)    
Max Wind Speed 25 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 04, 2013 Rise Set
Actual Time 7:58 AM EST 5:25 PM EST
Civil Twilight 7:28 AM EST 5:55 PM EST
Nautical Twilight 6:54 AM EST 6:29 PM EST
Astronomical Twilight 6:21 AM EST 7:02 PM EST
Moon No Moon Rise 11:41 AM EST (1/4)
Length of Visible Light 10h 27m
Length of Day
9h 26m
Waning Gibbous, 55% of the Moon is Illuminated
Jan 4
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
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 28.9 °F 18.6 °F 21.9 °F 75% 30.29 in 10.0 mi West 12.7 mph - N/A   Overcast
1:56 AM 28.9 °F 16.9 °F 21.9 °F 75% 30.29 in 9.0 mi WSW 17.3 mph 24.2 mph N/A   Overcast
2:56 AM 28.9 °F 18.2 °F 23.0 °F 78% 30.30 in 8.0 mi WSW 13.8 mph - N/A   Overcast
3:56 AM 28.0 °F 15.3 °F 19.9 °F 72% 30.30 in 10.0 mi West 18.4 mph - N/A   Overcast
4:56 AM 27.0 °F 14.7 °F 19.9 °F 75% 30.31 in 10.0 mi West 16.1 mph - N/A   Overcast
5:42 AM 23.0 °F 11.1 °F 17.6 °F 80% 30.26 in 10.0 mi West 12.7 mph - N/A   Scattered Clouds
5:56 AM 21.9 °F 10.4 °F 16.0 °F 78% 30.31 in 10.0 mi WSW 11.5 mph - N/A   Clear
6:56 AM 21.0 °F 8.6 °F 16.0 °F 81% 30.31 in 10.0 mi WSW 12.7 mph - N/A   Clear
7:56 AM 19.0 °F 6.8 °F 14.0 °F 81% 30.32 in 10.0 mi WSW 11.5 mph - N/A   Clear
8:56 AM 21.9 °F 9.2 °F 17.1 °F 82% 30.33 in 9.0 mi WSW 13.8 mph - N/A   Partly Cloudy
9:56 AM 25.0 °F 12.2 °F 19.0 °F 78% 30.34 in 8.0 mi WSW 16.1 mph 24.2 mph N/A   Partly Cloudy
10:56 AM 26.1 °F 11.0 °F 19.0 °F 75% 30.35 in 8.0 mi WSW 24.2 mph 29.9 mph N/A   Partly Cloudy
11:56 AM 27.0 °F 13.9 °F 19.9 °F 75% 30.33 in 8.0 mi WSW 18.4 mph - N/A   Partly Cloudy
12:56 PM 28.0 °F 13.6 °F 19.0 °F 69% 30.31 in 10.0 mi WSW 24.2 mph - N/A   Scattered Clouds
1:56 PM 28.9 °F 16.1 °F 19.0 °F 67% 30.30 in 10.0 mi WSW 19.6 mph - N/A   Partly Cloudy
2:56 PM 28.0 °F 14.9 °F 19.0 °F 69% 30.30 in 10.0 mi WSW 19.6 mph - N/A   Clear
3:56 PM 27.0 °F 13.2 °F 18.0 °F 69% 30.31 in 10.0 mi WSW 20.7 mph 26.5 mph N/A   Clear
4:56 PM 26.1 °F 13.6 °F 17.1 °F 69% 30.33 in 10.0 mi WSW 16.1 mph - N/A   Clear
5:56 PM 25.0 °F 12.6 °F 17.1 °F 72% 30.32 in 10.0 mi WSW 15.0 mph - N/A   Clear
6:56 PM 26.1 °F 13.6 °F 17.1 °F 69% 30.32 in 10.0 mi SW 16.1 mph - N/A   Clear
7:56 PM 26.1 °F 14.5 °F 16.0 °F 66% 30.33 in 10.0 mi SW 13.8 mph - N/A   Clear
8:56 PM 25.0 °F 13.1 °F 16.0 °F 69% 30.33 in 10.0 mi SW 13.8 mph - N/A   Clear
9:56 PM 24.1 °F 13.1 °F 16.0 °F 71% 30.33 in 10.0 mi SW 11.5 mph - N/A   Clear
10:56 PM 24.1 °F 13.7 °F 16.0 °F 71% 30.34 in 10.0 mi SW 10.4 mph - N/A   Clear
11:56 PM 23.0 °F 13.9 °F 16.0 °F 74% 30.35 in 10.0 mi SW 8.1 mph - N/A   Clear