Weather History for Dayton, OH

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Wednesday, January 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 16 °F 28 °F  
Max Temperature 23 °F 35 °F 61 °F (1916)
Min Temperature 9 °F 21 °F -5 °F (1898)
Degree Days  
Heating Degree Days 49 37  
Month to date heating degree days 88 74  
Since 1 July heating degree days 2122 2233  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 11 °F    
Average Humidity 77    
Maximum Humidity 100    
Minimum Humidity 54    
Precipitation  
Precipitation 0.00 in 0.10 in 0.97 in (1996)
Month to date precipitation 0.02 0.20  
Year to date precipitation 0.02 0.20  
Snow  
Snow 0.00 in 0.30 in 8.40 in (1996)
Month to date snowfall 0.3 0.5  
Since 1 July snowfall 12.1 6.0  
Snow Depth 5.00 in    
Sea Level Pressure  
Sea Level Pressure 30.23 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 8 mph    
Max Gust Speed 8 mph    
Visibility 7 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 02, 2013 Rise Set
Actual Time 7:58 AM EST 5:23 PM EST
Civil Twilight 7:28 AM EST 5:54 PM EST
Nautical Twilight 6:54 AM EST 6:27 PM EST
Astronomical Twilight 6:21 AM EST 7:00 PM EST
Moon 10:54 PM EST (1/2) 10:40 AM EST (1/2)
Length of Visible Light 10h 25m
Length of Day
9h 25m
Waning Gibbous, 75% of the Moon is Illuminated
Jan 2
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
12:09 AM 21.2 °F - 17.6 °F 86% 30.12 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
12:38 AM 19.4 °F 12.8 °F 15.8 °F 86% 30.13 in 5.0 mi West 4.6 mph - N/A   Clear
12:56 AM 19.0 °F 12.3 °F 16.0 °F 88% 30.17 in 4.0 mi WSW 4.6 mph - N/A   Scattered Clouds
1:56 AM 17.1 °F 8.7 °F 16.0 °F 96% 30.17 in 3.0 mi West 5.8 mph - N/A   Mostly Cloudy
2:56 AM 17.1 °F 10.0 °F 15.1 °F 92% 30.18 in 3.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
3:56 AM 15.1 °F 6.4 °F 12.9 °F 91% 30.20 in 4.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
4:56 AM 14.0 °F 6.5 °F 12.0 °F 92% 30.20 in 4.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
5:56 AM 12.0 °F 5.9 °F 10.0 °F 92% 30.21 in 4.0 mi West 3.5 mph - N/A   Mostly Cloudy
6:56 AM 12.0 °F 5.9 °F 10.0 °F 92% 30.20 in 4.0 mi West 3.5 mph - N/A   Mostly Cloudy
7:56 AM 10.9 °F 4.7 °F 10.0 °F 96% 30.22 in 3.0 mi West 3.5 mph - N/A   Mostly Cloudy
8:56 AM 12.0 °F 4.1 °F 9.0 °F 88% 30.25 in 3.0 mi WSW 4.6 mph - N/A   Scattered Clouds
9:56 AM 14.0 °F 6.5 °F 10.9 °F 88% 30.27 in 3.0 mi WNW 4.6 mph - N/A   Scattered Clouds
10:56 AM 16.0 °F - 12.9 °F 88% 30.29 in 4.0 mi Calm Calm - N/A   Scattered Clouds
11:56 AM 21.0 °F 16.2 °F 14.0 °F 74% 30.27 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
12:56 PM 21.9 °F 17.2 °F 12.9 °F 68% 30.25 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
1:56 PM 21.9 °F 15.7 °F 14.0 °F 72% 30.23 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
2:56 PM 21.9 °F 17.2 °F 10.0 °F 60% 30.23 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
3:56 PM 21.9 °F 17.2 °F 9.0 °F 58% 30.23 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
4:56 PM 21.0 °F - 8.1 °F 57% 30.24 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:56 PM 21.0 °F 14.6 °F 12.0 °F 68% 30.25 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
6:56 PM 17.1 °F 8.7 °F 8.1 °F 68% 30.27 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
7:56 PM 17.1 °F 11.7 °F 7.0 °F 65% 30.28 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
8:56 PM 17.1 °F 11.7 °F 6.1 °F 62% 30.28 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
9:56 PM 17.1 °F - 3.0 °F 54% 30.27 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:56 PM 16.0 °F - 5.0 °F 62% 30.25 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:56 PM 16.0 °F 10.4 °F 3.0 °F 57% 30.25 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy