Weather History for Dayton, OH

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Thursday, March 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 25 °F 42 °F  
Max Temperature 31 °F 52 °F 86 °F (2012)
Min Temperature 18 °F 33 °F 14 °F (1960)
Degree Days  
Heating Degree Days 40 23  
Month to date heating degree days 639 557  
Since 1 July heating degree days 4689 4832  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 14 °F    
Average Humidity 61    
Maximum Humidity 73    
Minimum Humidity 49    
Precipitation  
Precipitation T in 0.11 in 0.96 in (1961)
Month to date precipitation 2.38 2.12  
Year to date precipitation 6.77 7.07  
Snow  
Snow 0.10 in 0.10 in 2.80 in (1984)
Month to date snowfall 5.9 2.7  
Since 1 July snowfall 27.6 22.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 10 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 9 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 21, 2013 Rise Set
Actual Time 7:38 AM EDT 7:50 PM EDT
Civil Twilight 7:11 AM EDT 8:17 PM EDT
Nautical Twilight 6:39 AM EDT 8:48 PM EDT
Astronomical Twilight 6:07 AM EDT 9:21 PM EDT
Moon 2:19 PM EDT (3/21) 3:59 AM EDT (3/21)
Length of Visible Light 13h 05m
Length of Day
12h 11m
Waxing Gibbous, 68% of the Moon is Illuminated
Mar 21
Waxing Gibbous
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New
Apr 18
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 21.9 °F 11.7 °F 12.0 °F 66% 30.00 in 10.0 mi West 9.2 mph - N/A   Overcast
1:56 AM 21.0 °F 9.3 °F 12.9 °F 71% 30.00 in 9.0 mi NW 11.5 mph - 0.00 in   Overcast
2:25 AM 21.2 °F 10.1 °F 15.8 °F 80% 29.96 in 2.5 mi NW 10.4 mph - 0.00 in Snow Light Snow
2:46 AM 21.2 °F 9.5 °F 15.8 °F 80% 29.96 in 9.0 mi WNW 11.5 mph - 0.00 in   Overcast
2:56 AM 19.9 °F 7.9 °F 15.1 °F 81% 29.99 in 5.0 mi WNW 11.5 mph - 0.00 in Snow Light Snow
3:56 AM 21.0 °F 12.4 °F 12.0 °F 68% 29.98 in 10.0 mi WNW 6.9 mph - 0.00 in   Overcast
4:56 AM 19.9 °F 9.3 °F 10.9 °F 68% 29.97 in 10.0 mi NW 9.2 mph - N/A   Overcast
5:56 AM 19.9 °F 9.3 °F 12.0 °F 71% 29.97 in 6.0 mi NNW 9.2 mph - 0.00 in Snow Light Snow
6:12 AM 19.4 °F 7.9 °F 12.2 °F 74% 29.93 in 6.0 mi NNW 10.4 mph - 0.00 in   Haze
6:41 AM 19.4 °F 7.2 °F 12.2 °F 74% 29.93 in 2.0 mi NW 11.5 mph - 0.00 in Snow Light Snow
6:56 AM 18.0 °F 6.9 °F 14.0 °F 84% 29.98 in 6.0 mi NW 9.2 mph - 0.00 in   Overcast
7:08 AM 17.6 °F 6.4 °F 12.2 °F 79% 29.93 in 10.0 mi NW 9.2 mph - N/A   Overcast
7:56 AM 19.0 °F 7.5 °F 12.9 °F 77% 29.99 in 10.0 mi NW 10.4 mph - N/A   Overcast
8:56 AM 19.0 °F 8.2 °F 12.9 °F 77% 30.00 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
9:56 AM 21.0 °F 8.6 °F 12.0 °F 68% 30.01 in 10.0 mi WNW 12.7 mph - N/A   Scattered Clouds
10:56 AM 24.1 °F 13.7 °F 12.0 °F 60% 30.02 in 10.0 mi NW 10.4 mph 19.6 mph N/A   Scattered Clouds
11:56 AM 24.1 °F 13.7 °F 10.9 °F 57% 30.02 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
12:56 PM 27.0 °F 17.3 °F 12.9 °F 56% 30.02 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
1:56 PM 26.1 °F 15.6 °F 15.1 °F 63% 30.03 in 9.0 mi WNW 11.5 mph - 0.00 in Snow Light Snow
2:56 PM 27.0 °F 16.1 °F 18.0 °F 69% 30.01 in 7.0 mi West 12.7 mph - 0.00 in Snow Light Snow
3:56 PM 28.9 °F 18.2 °F 17.1 °F 61% 30.01 in 9.0 mi West 13.8 mph - 0.00 in   Overcast
4:56 PM 30.0 °F 20.5 °F 15.1 °F 54% 30.01 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
5:56 PM 30.0 °F 20.0 °F 14.0 °F 51% 30.01 in 10.0 mi West 12.7 mph - N/A   Overcast
6:56 PM 30.0 °F 21.1 °F 14.0 °F 51% 30.01 in 10.0 mi West 10.4 mph - N/A   Overcast
7:56 PM 28.9 °F 20.4 °F 15.1 °F 56% 30.02 in 10.0 mi West 9.2 mph - N/A   Overcast
8:56 PM 24.1 °F 16.0 °F 15.1 °F 69% 30.03 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
9:56 PM 24.1 °F 16.0 °F 15.1 °F 69% 30.04 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
10:56 PM 25.0 °F 15.5 °F 16.0 °F 69% 30.04 in 10.0 mi SW 9.2 mph - N/A   Clear
11:56 PM 25.0 °F 15.5 °F 16.0 °F 69% 30.04 in 10.0 mi SW 9.2 mph - N/A   Clear