Weather History for Dayton, OH

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Saturday, August 31, 2013

  Actual Average Record
Temperature  
Mean Temperature 81 °F 71 °F  
Max Temperature 91 °F 81 °F 100 °F (1951)
Min Temperature 70 °F 60 °F 42 °F (1915)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 9 2  
Since 1 June heating degree days 23 24  
Since 1 July heating degree days 12 2  
Cooling Degree Days 16 6  
Month to date cooling degree days 259 243  
Year to date cooling degree days 887 782  
Since 1 June cooling degree days 756 712  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 67 °F    
Average Humidity 70    
Maximum Humidity 93    
Minimum Humidity 47    
Precipitation  
Precipitation T in 0.11 in 1.29 in (1930)
Month to date precipitation 1.38 2.99  
Year to date precipitation 22.38 28.31  
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 29.83 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 9 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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Astronomy

Aug. 31, 2013 Rise Set
Actual Time 7:04 AM EDT 8:09 PM EDT
Civil Twilight 6:36 AM EDT 8:37 PM EDT
Nautical Twilight 6:03 AM EDT 9:10 PM EDT
Astronomical Twilight 5:28 AM EDT 9:44 PM EDT
Moon 2:32 AM EDT (8/31) 5:06 PM EDT (8/31)
Length of Visible Light 14h 00m
Length of Day
13h 05m
Waning Crescent, 21% of the Moon is Illuminated
Aug 31
Waning Crescent
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
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 78.1 °F - 66.0 °F 66% 29.83 in 9.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
1:56 AM 78.1 °F - 66.0 °F 66% 29.82 in 9.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
2:56 AM 78.1 °F - 66.9 °F 68% 29.81 in 9.0 mi SSW 8.1 mph - N/A   Scattered Clouds
3:17 AM 78.8 °F - 66.2 °F 65% 29.84 in 9.0 mi WSW 6.9 mph - N/A Thunderstorm Thunderstorm
3:56 AM 75.9 °F - 66.9 °F 74% 29.81 in 9.0 mi SW 5.8 mph - N/A Thunderstorm Thunderstorm
4:13 AM 75.2 °F - 68.0 °F 78% 29.84 in 8.0 mi SW 4.6 mph - N/A   Mostly Cloudy
4:56 AM 73.0 °F - 68.0 °F 84% 29.81 in 7.0 mi WSW 3.5 mph - N/A   Scattered Clouds
5:56 AM 73.0 °F - 68.0 °F 84% 29.83 in 9.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
6:56 AM 73.0 °F - 68.0 °F 84% 29.84 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
7:56 AM 73.9 °F - 69.1 °F 85% 29.83 in 7.0 mi WSW 4.6 mph - N/A   Scattered Clouds
8:56 AM 77.0 °F - 68.0 °F 74% 29.86 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
9:56 AM 79.0 °F - 66.9 °F 66% 29.86 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
10:56 AM 82.0 °F 84.5 °F 66.9 °F 60% 29.86 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
11:56 AM 82.9 °F 85.8 °F 68.0 °F 60% 29.86 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
12:56 PM 88.0 °F 90.7 °F 66.9 °F 49% 29.85 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
1:56 PM 90.0 °F 92.4 °F 66.0 °F 45% 29.83 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
2:56 PM 88.0 °F 90.3 °F 66.0 °F 48% 29.83 in 10.0 mi WSW 6.9 mph - N/A   Overcast
3:56 PM 88.0 °F 90.7 °F 66.9 °F 49% 29.82 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
4:56 PM 84.0 °F 86.3 °F 66.0 °F 55% 29.81 in 10.0 mi NNW 16.1 mph 20.7 mph N/A   Mostly Cloudy
5:56 PM 78.1 °F - 64.9 °F 64% 29.85 in 10.0 mi NNW 11.5 mph - N/A   Overcast
6:56 PM 73.0 °F - 66.9 °F 81% 29.80 in 10.0 mi SSE 12.7 mph - 0.00 in   Overcast
7:06 PM 73.4 °F - 66.2 °F 78% 29.81 in 10.0 mi South 12.7 mph - 0.00 in Rain Light Rain
7:56 PM 73.0 °F - 66.0 °F 79% 29.82 in 10.0 mi SSE 4.6 mph - 0.00 in   Overcast
8:56 PM 72.0 °F - 68.0 °F 87% 29.85 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
9:56 PM 72.0 °F - 69.1 °F 91% 29.81 in 10.0 mi SSW 4.6 mph - 0.00 in   Overcast
10:56 PM 71.1 °F - 68.0 °F 90% 29.83 in 10.0 mi Calm Calm - N/A   Overcast
11:56 PM 71.1 °F - 68.0 °F 90% 29.83 in 10.0 mi WSW 8.1 mph - N/A   Overcast