Weather History for Dayton, OH

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Wednesday, April 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F 53 °F  
Max Temperature 67 °F 63 °F 88 °F (1896)
Min Temperature 40 °F 42 °F 25 °F (1983)
Degree Days  
Heating Degree Days 11 13  
Month to date heating degree days 238 283  
Since 1 July heating degree days 4389 5322  
Cooling Degree Days 0 0  
Month to date cooling degree days 3 0  
Year to date cooling degree days 33 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 36 °F    
Average Humidity 55    
Maximum Humidity 82    
Minimum Humidity 28    
Precipitation  
Precipitation 0.00 in 0.15 in 1.11 in (1992)
Month to date precipitation 0.80 2.39  
Year to date precipitation 9.46 10.68  
Snow  
Snow 0.00 in 0.10 in 2.20 in (1953)
Month to date snowfall 0.0 0.6  
Since 1 July snowfall 9.2 23.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 4 mph (NE)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Apr. 18, 2012 Rise Set
Actual Time 6:54 AM EDT 8:18 PM EDT
Civil Twilight 6:25 AM EDT 8:47 PM EDT
Nautical Twilight 5:51 AM EDT 9:21 PM EDT
Astronomical Twilight 5:16 AM EDT 9:57 PM EDT
Moon 5:18 AM EDT (4/18) 6:08 PM EDT (4/18)
Length of Visible Light 14h 21m
Length of Day
13h 24m
Waning Crescent, 6% of the Moon is Illuminated
Apr 18
Waning Crescent
Apr 21
New
Apr 29
First Quarter
May 5
Full
May 12
Last 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 48.9 °F - 37.9 °F 66% 30.29 in 10.0 mi North 6.9 mph - N/A   Scattered Clouds
1:56 AM 48.0 °F - 37.9 °F 68% 30.27 in 10.0 mi NNE 5.8 mph - N/A   Scattered Clouds
2:56 AM 46.0 °F 42.5 °F 37.9 °F 73% 30.27 in 10.0 mi NNE 6.9 mph - N/A   Scattered Clouds
3:56 AM 45.0 °F 41.8 °F 37.9 °F 76% 30.26 in 10.0 mi North 5.8 mph - N/A   Clear
4:56 AM 41.0 °F 38.0 °F 36.0 °F 82% 30.26 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
5:56 AM 42.1 °F - 37.0 °F 82% 30.26 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 AM 41.0 °F 38.0 °F 36.0 °F 82% 30.25 in 10.0 mi ENE 4.6 mph - N/A   Scattered Clouds
7:56 AM 44.6 °F 43.1 °F 37.4 °F 76% 30.25 in 10.0 mi North 3.5 mph - N/A   Partly Cloudy
8:56 AM 50.0 °F - 37.0 °F 61% 30.25 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
9:56 AM 54.0 °F - 37.9 °F 55% 30.25 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
10:56 AM 57.0 °F - 37.0 °F 47% 30.25 in 10.0 mi ESE 5.8 mph - N/A   Partly Cloudy
11:56 AM 59.0 °F - 37.0 °F 44% 30.22 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
12:56 PM 62.1 °F - 37.0 °F 39% 30.20 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
1:56 PM 63.0 °F - 36.0 °F 37% 30.18 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
2:56 PM 64.0 °F - 35.1 °F 34% 30.16 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 PM 64.9 °F - 34.0 °F 32% 30.13 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:56 PM 66.0 °F - 34.0 °F 30% 30.11 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
5:56 PM 66.0 °F - 33.1 °F 29% 30.09 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:56 PM 66.2 °F - 32.0 °F 28% 30.08 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:56 PM 64.0 °F - 32.0 °F 30% 30.07 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:56 PM 60.1 °F - 35.1 °F 39% 30.08 in 10.0 mi Calm Calm - N/A   Clear
9:56 PM 55.0 °F - 37.0 °F 51% 30.08 in 10.0 mi SW 4.6 mph - N/A   Clear
10:56 PM 55.9 °F - 36.0 °F 47% 30.08 in 10.0 mi WSW 3.5 mph - N/A   Clear
11:56 PM 54.0 °F - 35.1 °F 49% 30.08 in 10.0 mi WSW 4.6 mph - N/A   Clear