Weather History for Dayton, OH

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Wednesday, August 20, 2014

  Actual Average Record
Temperature  
Mean Temperature 77 °F 72 °F  
Max Temperature 88 °F 83 °F 98 °F (1962)
Min Temperature 66 °F 63 °F 50 °F (1897)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 3 0  
Since 1 June heating degree days 9 22  
Since 1 July heating degree days 7 0  
Cooling Degree Days 12 8  
Month to date cooling degree days 146 166  
Year to date cooling degree days 730 705  
Since 1 June cooling degree days 601 635  
Growing Degree Days 27 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 65    
Maximum Humidity 87    
Minimum Humidity 43    
Precipitation  
Precipitation 0.02 in 0.10 in 2.69 in (2004)
Month to date precipitation 0.82 1.91  
Year to date precipitation 25.66 27.23  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 10 mph (SW)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Aug. 20, 2014 Rise Set
Actual Time 6:53 AM EDT 8:26 PM EDT
Civil Twilight 6:24 AM EDT 8:54 PM EDT
Nautical Twilight 5:50 AM EDT 9:29 PM EDT
Astronomical Twilight 5:13 AM EDT 10:05 PM EDT
Moon 2:32 AM EDT (8/20) 5:10 PM EDT (8/20)
Length of Visible Light 14h 29m
Length of Day
13h 32m
Waning Crescent, 21% of the Moon is Illuminated
Aug 20
Waning Crescent
Aug 25
New
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 77.0 °F - 69.8 °F 78% 29.81 in 9.0 mi SSW 9.2 mph - N/A   Scattered Clouds
1:56 AM 77.0 °F - 69.8 °F 78% 29.78 in 8.0 mi South 15.0 mph - N/A   Overcast
2:26 AM 75.2 °F - 69.8 °F 83% 29.85 in 7.0 mi WSW 12.7 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
2:56 AM 73.0 °F - 66.9 °F 81% 29.81 in 7.0 mi SW 11.5 mph - 0.01 in Rain , Thunderstorm Light Thunderstorms and Rain
3:19 AM 69.8 °F - 64.4 °F 83% 29.85 in 10.0 mi SW 10.4 mph - 0.01 in Rain Light Rain
3:56 AM 70.0 °F - 64.0 °F 81% 29.85 in 10.0 mi SSW 3.5 mph - 0.01 in   Partly Cloudy
4:56 AM 69.1 °F - 64.0 °F 84% 29.86 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
5:56 AM 66.9 °F - 62.1 °F 84% 29.86 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
6:56 AM 66.0 °F - 62.1 °F 87% 29.88 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
7:56 AM 68.0 °F - 63.0 °F 84% 29.89 in 10.0 mi SW 9.2 mph - N/A   Scattered Clouds
8:56 AM 71.1 °F - 64.0 °F 78% 29.91 in 10.0 mi SW 8.1 mph - N/A   Partly Cloudy
9:56 AM 73.9 °F - 66.0 °F 76% 29.91 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
10:56 AM 78.1 °F - 69.1 °F 74% 29.93 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
11:56 AM 82.0 °F 85.5 °F 69.1 °F 65% 29.93 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
1:56 PM 86.0 °F 87.3 °F 64.0 °F 48% 29.94 in 10.0 mi West 17.3 mph 23.0 mph N/A   Mostly Cloudy
2:56 PM 86.0 °F 87.3 °F 64.0 °F 48% 29.95 in 10.0 mi West 13.8 mph 18.4 mph N/A   Mostly Cloudy
3:56 PM 87.1 °F 87.8 °F 63.0 °F 44% 29.95 in 10.0 mi West 16.1 mph 21.9 mph N/A   Mostly Cloudy
4:56 PM 86.0 °F 86.3 °F 62.1 °F 44% 29.94 in 10.0 mi West 16.1 mph - N/A   Mostly Cloudy
5:56 PM 86.0 °F 86.8 °F 63.0 °F 46% 29.93 in 10.0 mi West 13.8 mph - N/A   Scattered Clouds
6:56 PM 84.9 °F 86.1 °F 64.0 °F 49% 29.92 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
7:56 PM 81.0 °F 82.7 °F 64.9 °F 58% 29.92 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
8:56 PM 77.0 °F - 64.9 °F 66% 29.94 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
9:56 PM 77.0 °F - 68.0 °F 74% 29.99 in 10.0 mi SW 11.5 mph - N/A   Partly Cloudy
10:56 PM 73.9 °F - 66.0 °F 76% 30.01 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
11:56 PM 72.0 °F - 66.9 °F 84% 30.03 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy