Weather History for Dayton, OH

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Sunday, December 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 33 °F 29 °F  
Max Temperature 40 °F 36 °F 59 °F (1957)
Min Temperature 26 °F 22 °F -8 °F (1960)
Degree Days  
Heating Degree Days 32 36  
Month to date heating degree days 526 755  
Since 1 July heating degree days 1741 1866  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1264 891  
Moisture  
Dew Point 23 °F    
Average Humidity 72    
Maximum Humidity 85    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in 0.10 in 2.65 in (1941)
Month to date precipitation 2.81 2.30  
Year to date precipitation 31.63 40.23  
Snow  
Snow 0.00 in 0.10 in 4.10 in (1961)
Month to date snowfall 1.4 2.9  
Since 1 July snowfall 2.3 3.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 12 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 23, 2012 Rise Set
Actual Time 7:56 AM EST 5:16 PM EST
Civil Twilight 7:25 AM EST 5:47 PM EST
Nautical Twilight 6:51 AM EST 6:21 PM EST
Astronomical Twilight 6:18 AM EST 6:54 PM EST
Moon 2:06 PM EST (12/23) 3:37 AM EST (12/23)
Length of Visible Light 10h 21m
Length of Day
9h 20m
Waxing Gibbous, 81% of the Moon is Illuminated
Dec 23
Waxing Gibbous
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 27.0 °F 19.5 °F 19.9 °F 75% 30.08 in 10.0 mi South 6.9 mph - N/A   Clear
1:56 AM 26.1 °F 17.6 °F 19.9 °F 78% 30.04 in 10.0 mi South 8.1 mph - N/A   Clear
2:56 AM 26.1 °F 17.6 °F 19.0 °F 75% 30.01 in 10.0 mi South 8.1 mph - N/A   Clear
3:56 AM 28.0 °F 20.0 °F 19.0 °F 69% 29.99 in 10.0 mi South 8.1 mph - N/A   Clear
4:56 AM 27.0 °F 19.5 °F 19.0 °F 72% 29.97 in 10.0 mi South 6.9 mph - N/A   Clear
5:56 AM 28.0 °F 20.0 °F 19.0 °F 69% 29.96 in 10.0 mi SSW 8.1 mph - N/A   Clear
6:56 AM 28.0 °F 18.6 °F 19.0 °F 69% 29.96 in 10.0 mi SSW 10.4 mph - N/A   Partly Cloudy
7:56 AM 27.0 °F 18.7 °F 19.0 °F 72% 29.97 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
8:56 AM 28.0 °F 21.7 °F 19.9 °F 72% 29.98 in 10.0 mi SW 5.8 mph - N/A   Scattered Clouds
9:56 AM 32.0 °F 23.6 °F 21.9 °F 66% 29.99 in 10.0 mi WSW 10.4 mph - N/A   Partly Cloudy
10:56 AM 36.0 °F 30.3 °F 24.1 °F 62% 29.99 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
11:56 AM 37.0 °F 31.0 °F 25.0 °F 62% 29.97 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
12:56 PM 39.0 °F 34.8 °F 27.0 °F 62% 29.96 in 10.0 mi WNW 5.8 mph - N/A   Scattered Clouds
1:56 PM 39.9 °F 34.5 °F 27.0 °F 60% 29.96 in 10.0 mi NW 8.1 mph - N/A   Partly Cloudy
2:56 PM 39.9 °F 36.7 °F 28.0 °F 63% 29.96 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
3:56 PM 39.9 °F 37.8 °F 28.0 °F 63% 29.97 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
4:56 PM 36.0 °F 32.1 °F 28.0 °F 73% 29.98 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
5:56 PM 34.0 °F 31.0 °F 27.0 °F 75% 29.99 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
6:56 PM 32.0 °F 25.6 °F 26.1 °F 79% 30.00 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
7:56 PM 30.0 °F 24.1 °F 25.0 °F 82% 30.01 in 8.0 mi North 5.8 mph - N/A   Mostly Cloudy
8:56 PM 30.0 °F 25.2 °F 25.0 °F 82% 30.02 in 8.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
9:56 PM 28.9 °F 22.8 °F 24.1 °F 82% 30.01 in 7.0 mi NE 5.8 mph - N/A   Mostly Cloudy
10:56 PM 28.0 °F 22.8 °F 24.1 °F 85% 29.99 in 7.0 mi ENE 4.6 mph - N/A   Mostly Cloudy
11:56 PM 28.0 °F 24.2 °F 23.0 °F 81% 29.99 in 7.0 mi East 3.5 mph - N/A   Scattered Clouds