Weather History for Dayton, OH

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Sunday, April 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 41 °F 54 °F  
Max Temperature 53 °F 64 °F 84 °F (1985)
Min Temperature 28 °F 43 °F 26 °F (1904)
Degree Days  
Heating Degree Days 24 12  
Month to date heating degree days 279 319  
Since 1 July heating degree days 5241 5358  
Cooling Degree Days 0 1  
Month to date cooling degree days 16 1  
Year to date cooling degree days 16 1  
Moisture  
Dew Point 25 °F    
Average Humidity 55    
Maximum Humidity 75    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.15 in 2.11 in (1928)
Month to date precipitation 2.83 2.82  
Year to date precipitation 10.38 11.11  
Snow  
Snow 0.00 in 0.00 in 3.50 in (1901)
Month to date snowfall T 0.6  
Since 1 July snowfall 35.9 23.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.49 in    
Wind  
Wind Speed 8 mph (East)    
Max Wind Speed 14 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 21, 2013 Rise Set
Actual Time 6:50 AM EDT 8:21 PM EDT
Civil Twilight 6:21 AM EDT 8:50 PM EDT
Nautical Twilight 5:47 AM EDT 9:24 PM EDT
Astronomical Twilight 5:11 AM EDT 10:00 PM EDT
Moon 4:06 PM EDT (4/21) 4:11 AM EDT (4/21)
Length of Visible Light 14h 28m
Length of Day
13h 31m
Waxing Gibbous, 79% of the Moon is Illuminated
Apr 21
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 18
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 33.1 °F 26.1 °F 24.1 °F 70% 30.46 in 10.0 mi NE 8.1 mph - N/A   Clear
1:56 AM 30.9 °F 23.5 °F 23.0 °F 72% 30.47 in 10.0 mi NE 8.1 mph - N/A   Clear
2:56 AM 30.9 °F 24.3 °F 21.9 °F 69% 30.48 in 10.0 mi ENE 6.9 mph - N/A   Clear
3:56 AM 30.0 °F 25.2 °F 21.0 °F 69% 30.48 in 10.0 mi East 4.6 mph - N/A   Clear
4:56 AM 28.9 °F 21.9 °F 21.0 °F 72% 30.49 in 10.0 mi ENE 6.9 mph - N/A   Clear
5:56 AM 28.9 °F 22.8 °F 21.0 °F 72% 30.51 in 10.0 mi ENE 5.8 mph - N/A   Partly Cloudy
6:56 AM 30.0 °F 23.2 °F 21.0 °F 69% 30.53 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
7:56 AM 33.1 °F 27.7 °F 23.0 °F 66% 30.56 in 10.0 mi East 5.8 mph - N/A   Partly Cloudy
8:56 AM 37.0 °F 29.8 °F 24.1 °F 59% 30.57 in 10.0 mi East 10.4 mph - N/A   Mostly Cloudy
9:56 AM 39.9 °F 33.4 °F 25.0 °F 55% 30.57 in 10.0 mi East 10.4 mph - N/A   Mostly Cloudy
10:56 AM 43.0 °F 37.7 °F 26.1 °F 51% 30.58 in 10.0 mi ESE 9.2 mph - N/A   Mostly Cloudy
11:56 AM 46.0 °F 40.6 °F 25.0 °F 44% 30.57 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
12:56 PM 46.9 °F - 26.1 °F 44% 30.55 in 10.0 mi ENE 9.2 mph - N/A   Mostly Cloudy
1:56 PM 48.9 °F - 28.0 °F 44% 30.52 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
2:56 PM 51.1 °F - 27.0 °F 39% 30.49 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
3:56 PM 52.0 °F - 26.1 °F 37% 30.46 in 10.0 mi SE 9.2 mph - N/A   Mostly Cloudy
4:56 PM 52.0 °F - 27.0 °F 38% 30.44 in 10.0 mi SE 10.4 mph - N/A   Mostly Cloudy
5:56 PM 53.1 °F - 27.0 °F 37% 30.43 in 10.0 mi East 10.4 mph - N/A   Scattered Clouds
6:56 PM 51.8 °F - 26.6 °F 38% 30.41 in 10.0 mi ESE 9.2 mph - N/A   Scattered Clouds
7:56 PM 50.0 °F - 25.0 °F 38% 30.44 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
8:56 PM 46.0 °F 43.9 °F 25.0 °F 44% 30.43 in 10.0 mi ENE 4.6 mph - N/A   Partly Cloudy
9:56 PM 44.1 °F 40.8 °F 26.1 °F 49% 30.44 in 10.0 mi NE 5.8 mph - N/A   Clear
10:56 PM 42.1 °F 37.1 °F 28.0 °F 58% 30.44 in 10.0 mi ENE 8.1 mph - N/A   Partly Cloudy
11:56 PM 41.0 °F 35.8 °F 28.0 °F 60% 30.42 in 10.0 mi ENE 8.1 mph - N/A   Partly Cloudy