Weather History for Dayton, OH

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Thursday, December 29, 2011

  Actual Average Record
Temperature  
Mean Temperature 38 °F 28 °F  
Max Temperature 47 °F 35 °F 62 °F (1984)
Min Temperature 29 °F 21 °F -5 °F (1983)
Degree Days  
Heating Degree Days 27 37  
Month to date heating degree days 833 974  
Since 1 July heating degree days 1840 2085  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1160 891  
Moisture  
Dew Point 30 °F    
Average Humidity 73    
Maximum Humidity 85    
Minimum Humidity 60    
Precipitation  
Precipitation 0.00 in 0.10 in 0.80 in (1984)
Month to date precipitation 5.18 2.92  
Year to date precipitation 56.56 40.85  
Snow  
Snow 0.00 in 0.20 in 3.30 in (1902)
Month to date snowfall 0.7 4.1  
Since 1 July snowfall 1.7 5.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 13 mph (SSW)    
Max Wind Speed 24 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2011 Rise Set
Actual Time 7:57 AM EST 5:19 PM EST
Civil Twilight 7:27 AM EST 5:50 PM EST
Nautical Twilight 6:53 AM EST 6:24 PM EST
Astronomical Twilight 6:20 AM EST 6:57 PM EST
Moon 10:51 AM EST 10:55 PM EST
Length of Visible Light 10h 23m
Length of Day
9h 22m
Waxing Crescent, 26% of the Moon is Illuminated
Dec 29
Waxing Crescent
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
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 30.0 °F 24.1 °F 24.1 °F 79% 30.00 in 10.0 mi South 5.8 mph - N/A   Overcast
1:56 AM 30.9 °F 23.5 °F 25.0 °F 79% 29.97 in 10.0 mi South 8.1 mph - N/A   Overcast
2:56 AM 30.9 °F 25.2 °F 25.0 °F 79% 29.97 in 10.0 mi South 5.8 mph - N/A   Overcast
3:56 AM 30.2 °F 23.4 °F 26.6 °F 86% 29.92 in 10.0 mi South 6.9 mph - N/A   Overcast
4:56 AM 32.0 °F 24.2 °F 27.0 °F 82% 29.92 in 10.0 mi South 9.2 mph - N/A   Overcast
5:56 AM 32.0 °F 23.6 °F 27.0 °F 82% 29.90 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
6:56 AM 32.0 °F 22.1 °F 28.0 °F 85% 29.90 in 10.0 mi South 13.8 mph - N/A   Overcast
7:56 AM 33.1 °F 23.4 °F 28.0 °F 82% 29.89 in 10.0 mi South 13.8 mph - N/A   Overcast
8:56 AM 33.8 °F 23.9 °F 28.4 °F 81% 29.85 in 10.0 mi South 15.0 mph - N/A   Overcast
9:56 AM 35.1 °F 25.9 °F 30.0 °F 82% 29.87 in 10.0 mi South 13.8 mph - N/A   Overcast
10:56 AM 35.6 °F 25.9 °F 30.2 °F 81% 29.82 in 10.0 mi SSW 16.1 mph - N/A   Mostly Cloudy
11:56 AM 37.9 °F 27.9 °F 30.9 °F 76% 29.79 in 10.0 mi South 19.6 mph - N/A   Mostly Cloudy
12:56 PM 39.9 °F 30.8 °F 30.9 °F 70% 29.73 in 10.0 mi South 18.4 mph 29.9 mph N/A   Mostly Cloudy
1:56 PM 41.0 °F 31.4 °F 30.9 °F 67% 29.70 in 10.0 mi South 21.9 mph 27.6 mph N/A   Mostly Cloudy
2:56 PM 45.0 °F 38.9 °F 33.1 °F 63% 29.70 in 10.0 mi SSW 12.7 mph 21.9 mph N/A   Mostly Cloudy
3:56 PM 46.4 °F 39.2 °F 33.8 °F 62% 29.66 in 10.0 mi South 18.4 mph 27.6 mph N/A   Mostly Cloudy
4:56 PM 46.4 °F 40.1 °F 33.8 °F 62% 29.67 in 10.0 mi SSW 15.0 mph 21.9 mph N/A   Scattered Clouds
5:56 PM 46.0 °F 39.6 °F 33.1 °F 61% 29.70 in 10.0 mi SSW 15.0 mph 23.0 mph N/A   Clear
6:56 PM 44.1 °F 37.7 °F 33.1 °F 65% 29.74 in 10.0 mi SSW 12.7 mph - N/A   Clear
7:56 PM 42.1 °F 36.1 °F 33.1 °F 70% 29.77 in 10.0 mi SW 10.4 mph - N/A   Clear
8:56 PM 41.0 °F 35.2 °F 33.8 °F 76% 29.76 in 10.0 mi SW 9.2 mph - N/A   Clear
9:56 PM 39.9 °F 33.4 °F 33.1 °F 77% 29.80 in 10.0 mi SW 10.4 mph - N/A   Clear
10:56 PM 39.9 °F 33.4 °F 33.1 °F 77% 29.82 in 10.0 mi SW 10.4 mph - N/A   Clear
11:56 PM 39.9 °F 32.9 °F 33.1 °F 77% 29.83 in 10.0 mi SSW 11.5 mph - N/A   Clear