Weather History for Dayton, OH

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Friday, January 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 28 °F 27 °F  
Max Temperature 37 °F 35 °F 67 °F (1929)
Min Temperature 18 °F 20 °F -25 °F (1994)
Degree Days  
Heating Degree Days 37 38  
Month to date heating degree days 581 678  
Since 1 July heating degree days 2615 2837  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 17 °F    
Average Humidity 62    
Maximum Humidity 84    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.09 in 1.12 in (1929)
Month to date precipitation 1.43 1.67  
Year to date precipitation 1.43 1.67  
Snow  
Snow 0.00 in 0.30 in 3.50 in (1927)
Month to date snowfall 0.3 4.6  
Since 1 July snowfall 12.1 10.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.41 in    
Wind  
Wind Speed 12 mph (SSW)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 18, 2013 Rise Set
Actual Time 7:55 AM EST 5:40 PM EST
Civil Twilight 7:25 AM EST 6:09 PM EST
Nautical Twilight 6:52 AM EST 6:42 PM EST
Astronomical Twilight 6:20 AM EST 7:14 PM EST
Moon 11:33 AM EST 12:28 AM EST
Length of Visible Light 10h 43m
Length of Day
9h 44m
Waxing Crescent, 47% of the Moon is Illuminated
Jan 18
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New

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 21.9 °F 13.4 °F 14.0 °F 72% 30.44 in 10.0 mi WNW 6.9 mph - N/A   Clear
1:56 AM 21.0 °F 16.2 °F 12.9 °F 71% 30.45 in 10.0 mi West 3.5 mph - N/A   Clear
2:56 AM 19.9 °F 14.9 °F 14.0 °F 78% 30.46 in 10.0 mi SW 3.5 mph - N/A   Clear
3:56 AM 18.0 °F 8.7 °F 14.0 °F 84% 30.48 in 10.0 mi WSW 6.9 mph - N/A   Clear
4:56 AM 18.0 °F 9.8 °F 12.9 °F 81% 30.49 in 10.0 mi West 5.8 mph - N/A   Clear
5:56 AM 19.0 °F 12.3 °F 14.0 °F 81% 30.49 in 10.0 mi SW 4.6 mph - N/A   Clear
6:56 AM 19.9 °F 11.1 °F 14.0 °F 78% 30.50 in 10.0 mi SW 6.9 mph - N/A   Clear
7:56 AM 19.9 °F 11.1 °F 14.0 °F 78% 30.51 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
8:56 AM 21.9 °F 13.4 °F 15.1 °F 75% 30.52 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
9:56 AM 26.1 °F 18.4 °F 16.0 °F 66% 30.53 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
10:56 AM 28.9 °F 21.9 °F 15.1 °F 56% 30.54 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
11:56 AM 30.0 °F 21.7 °F 16.0 °F 56% 30.51 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
12:56 PM 32.0 °F 22.5 °F 17.1 °F 54% 30.46 in 10.0 mi SSW 12.7 mph - N/A   Partly Cloudy
1:56 PM 34.0 °F 24.6 °F 14.0 °F 44% 30.42 in 10.0 mi South 13.8 mph - N/A   Partly Cloudy
2:56 PM 36.0 °F 26.7 °F 15.1 °F 43% 30.39 in 10.0 mi South 15.0 mph - N/A   Partly Cloudy
3:56 PM 37.0 °F 27.0 °F 16.0 °F 42% 30.37 in 10.0 mi South 18.4 mph 24.2 mph N/A   Scattered Clouds
4:56 PM 37.0 °F 27.7 °F 16.0 °F 42% 30.33 in 10.0 mi South 16.1 mph 27.6 mph N/A   Scattered Clouds
5:56 PM 35.1 °F 25.9 °F 17.1 °F 48% 30.33 in 10.0 mi South 13.8 mph - N/A   Partly Cloudy
6:56 PM 35.1 °F 25.2 °F 19.9 °F 54% 30.31 in 10.0 mi South 16.1 mph 25.3 mph N/A   Partly Cloudy
7:56 PM 35.1 °F 24.1 °F 21.0 °F 57% 30.30 in 10.0 mi South 19.6 mph 27.6 mph N/A   Partly Cloudy
8:56 PM 35.1 °F 23.5 °F 21.0 °F 57% 30.27 in 10.0 mi South 21.9 mph 29.9 mph N/A   Partly Cloudy
9:56 PM 36.0 °F 25.3 °F 21.9 °F 57% 30.25 in 10.0 mi SSW 19.6 mph 29.9 mph N/A   Partly Cloudy
10:56 PM 35.1 °F 24.1 °F 23.0 °F 61% 30.22 in 10.0 mi SSW 19.6 mph 27.6 mph N/A   Clear
11:56 PM 35.1 °F 24.8 °F 23.0 °F 61% 30.21 in 10.0 mi SSW 17.3 mph 26.5 mph N/A   Clear