Weather History for Dayton, OH

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Sunday, December 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 49 °F 33 °F  
Max Temperature 58 °F 40 °F 65 °F (1897)
Min Temperature 40 °F 26 °F -7 °F (1917)
Degree Days  
Heating Degree Days 16 32  
Month to date heating degree days 146 275  
Since 1 July heating degree days 1361 1386  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1264 891  
Moisture  
Dew Point 47 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 86    
Precipitation  
Precipitation 0.40 in 0.11 in 1.37 in (1923)
Month to date precipitation 1.75 0.94  
Year to date precipitation 30.57 38.87  
Snow  
Snow 0.00 in 0.10 in 1.80 in (1956)
Month to date snowfall 0.0 0.9  
Since 1 July snowfall 0.9 1.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 11 mph (SE)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 6 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 09, 2012 Rise Set
Actual Time 7:47 AM EST 5:11 PM EST
Civil Twilight 7:16 AM EST 5:42 PM EST
Nautical Twilight 6:42 AM EST 6:16 PM EST
Astronomical Twilight 6:10 AM EST 6:48 PM EST
Moon 3:19 AM EST (12/9) 2:17 PM EST (12/9)
Length of Visible Light 10h 25m
Length of Day
9h 24m
Waning Crescent, 19% of the Moon is Illuminated
Dec 9
Waning Crescent
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last 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 41.0 °F 34.3 °F 39.0 °F 93% 30.08 in 9.0 mi ENE 11.5 mph - N/A   Overcast
1:56 AM 41.0 °F 35.2 °F 37.4 °F 87% 30.06 in 10.0 mi East 9.2 mph - N/A   Overcast
2:56 AM 41.0 °F 34.7 °F 37.9 °F 89% 30.09 in 9.0 mi East 10.4 mph - N/A   Overcast
3:56 AM 41.0 °F 35.2 °F 37.9 °F 89% 30.08 in 8.0 mi East 9.2 mph - N/A   Overcast
4:56 AM 41.0 °F 35.8 °F 39.0 °F 93% 30.06 in 9.0 mi ENE 8.1 mph - N/A   Overcast
5:25 AM 41.0 °F 34.7 °F 37.4 °F 87% 30.06 in 8.0 mi ENE 10.4 mph - N/A   Overcast
5:56 AM 41.0 °F 34.7 °F 37.9 °F 89% 30.06 in 9.0 mi East 10.4 mph - N/A   Overcast
6:12 AM 41.0 °F 33.9 °F 37.4 °F 87% 30.03 in 9.0 mi East 12.7 mph - N/A   Overcast
6:56 AM 41.0 °F 34.3 °F 37.9 °F 89% 30.04 in 9.0 mi East 11.5 mph - N/A   Overcast
7:56 AM 41.0 °F 34.3 °F 37.9 °F 89% 30.03 in 9.0 mi East 11.5 mph - N/A   Overcast
8:56 AM 41.0 °F 33.5 °F 37.0 °F 86% 30.02 in 10.0 mi East 13.8 mph - N/A   Overcast
9:11 AM 42.8 °F 35.8 °F 37.4 °F 81% 29.99 in 9.0 mi East 13.8 mph - N/A   Overcast
9:56 AM 42.1 °F 34.5 °F 39.0 °F 89% 29.99 in 8.0 mi ESE 15.0 mph - N/A   Overcast
10:56 AM 43.0 °F 36.8 °F 41.0 °F 93% 29.99 in 6.0 mi SE 11.5 mph - N/A   Overcast
11:56 AM 44.1 °F 37.4 °F 42.1 °F 93% 29.93 in 5.0 mi SE 13.8 mph - N/A   Overcast
12:56 PM 45.0 °F 38.2 °F 44.1 °F 97% 29.89 in 3.0 mi SE 15.0 mph - N/A   Overcast
1:09 PM 46.4 °F 40.7 °F 44.6 °F 93% 29.86 in 2.0 mi SE 12.7 mph - N/A   Overcast
1:41 PM 46.4 °F 41.1 °F 44.6 °F 93% 29.85 in 0.5 mi SE 11.5 mph - N/A   Overcast
1:56 PM 46.9 °F - 46.0 °F 97% 29.86 in 0.8 mi SSE 6.9 mph - 0.00 in Rain Light Rain
2:16 PM 48.2 °F - 46.4 °F 93% 29.84 in 1.2 mi SSE 8.1 mph - 0.00 in   Overcast
2:49 PM 48.2 °F - 48.2 °F 100% 29.82 in 2.0 mi SSE 9.2 mph - 0.00 in   Overcast
2:56 PM 48.9 °F - 48.0 °F 97% 29.83 in 1.5 mi SSE 10.4 mph - 0.00 in   Overcast
3:23 PM 50.0 °F - 48.2 °F 94% 29.81 in 1.8 mi SSE 10.4 mph - N/A   Overcast
3:35 PM 51.8 °F - 50.0 °F 94% 29.81 in 2.0 mi SSE 6.9 mph - N/A   Overcast
3:51 PM 51.8 °F - 50.0 °F 94% 29.81 in 3.0 mi SSE 9.2 mph - N/A   Overcast
3:56 PM 52.0 °F - 50.0 °F 93% 29.82 in 3.0 mi SSE 8.1 mph - N/A   Overcast
4:56 PM 53.1 °F - 51.1 °F 93% 29.81 in 6.0 mi South 8.1 mph - N/A   Overcast
5:56 PM 55.9 °F - 54.0 °F 93% 29.79 in 6.0 mi South 9.2 mph - 0.00 in Rain Light Rain
6:56 PM 57.0 °F - 55.9 °F 96% 29.78 in 5.0 mi South 9.2 mph - 0.02 in Rain Light Rain
7:24 PM 57.2 °F - 55.4 °F 94% 29.77 in 6.0 mi South 12.7 mph - 0.02 in Rain Light Rain
7:37 PM 57.2 °F - 55.4 °F 94% 29.76 in 7.0 mi South 10.4 mph - 0.02 in   Overcast
7:56 PM 57.0 °F - 57.0 °F 100% 29.76 in 6.0 mi Variable 3.5 mph - 0.02 in Rain Light Rain
8:12 PM 57.2 °F - 57.2 °F 100% 29.74 in 3.0 mi South 5.8 mph - 0.06 in Rain Light Rain
8:36 PM 57.2 °F - 57.2 °F 100% 29.73 in 8.0 mi SSW 9.2 mph - 0.06 in Rain Light Rain
8:56 PM 57.2 °F - 57.2 °F 100% 29.72 in 8.0 mi South 11.5 mph - N/A Rain Light Rain
9:54 PM 57.2 °F - 57.2 °F 100% 29.70 in 5.0 mi South 16.1 mph - 0.07 in Rain Rain
9:56 PM 57.9 °F - 57.0 °F 97% 29.70 in 5.0 mi SSW 16.1 mph - 0.07 in Rain Rain
10:56 PM 57.0 °F - 55.0 °F 93% 29.69 in 7.0 mi South 13.8 mph - 0.15 in Rain Light Rain
11:52 PM 55.4 °F - 53.6 °F 94% 29.69 in 10.0 mi South 11.5 mph - 0.08 in Rain Light Rain
11:56 PM 55.0 °F - 54.0 °F 96% 29.69 in 10.0 mi SW 11.5 mph - 0.08 in Rain Light Rain