Weather History for Dayton, OH

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Tuesday, January 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 26 °F 28 °F  
Max Temperature 32 °F 35 °F 61 °F (1952)
Min Temperature 20 °F 21 °F -8 °F (1968)
Degree Days  
Heating Degree Days 39 37  
Month to date heating degree days 39 37  
Since 1 July heating degree days 2073 2196  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 25 °F    
Average Humidity 84    
Maximum Humidity 100    
Minimum Humidity 68    
Precipitation  
Precipitation 0.02 in 0.10 in 1.65 in (1948)
Month to date precipitation 0.02 0.10  
Year to date precipitation 0.02 0.10  
Snow  
Snow 0.30 in 0.20 in 9.80 in (1964)
Month to date snowfall 0.3 0.2  
Since 1 July snowfall 12.1 5.7  
Snow Depth 5.00 in    
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 14 mph    
Max Gust Speed 15 mph    
Visibility 5 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 01, 2013 Rise Set
Actual Time 7:58 AM EST 5:22 PM EST
Civil Twilight 7:28 AM EST 5:53 PM EST
Nautical Twilight 6:54 AM EST 6:27 PM EST
Astronomical Twilight 6:21 AM EST 7:00 PM EST
Moon 9:52 PM EST (1/1) 10:10 AM EST (1/1)
Length of Visible Light 10h 25m
Length of Day
9h 24m
Waning Gibbous, 83% of the Moon is Illuminated
Jan 1
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 32.0 °F 25.6 °F 30.2 °F 93% 30.05 in 2.0 mi West 6.9 mph - 0.01 in Snow Light Snow
12:37 AM 32.0 °F 25.6 °F 30.2 °F 93% 30.05 in 3.0 mi WSW 6.9 mph - 0.01 in Snow Light Snow
12:56 AM 32.0 °F 26.4 °F 30.9 °F 96% 30.06 in 3.0 mi WSW 5.8 mph - 0.01 in Snow Light Snow
1:43 AM 32.0 °F 26.4 °F 30.2 °F 93% 30.03 in 3.0 mi WSW 5.8 mph - 0.00 in Snow Light Snow
1:56 AM 32.0 °F 26.4 °F 30.9 °F 96% 30.06 in 3.0 mi WSW 5.8 mph - 0.00 in   Overcast
2:44 AM 32.0 °F 26.4 °F 30.2 °F 93% 30.03 in 5.0 mi WSW 5.8 mph - N/A   Overcast
2:56 AM 32.0 °F 27.5 °F 30.9 °F 96% 30.06 in 6.0 mi WSW 4.6 mph - N/A   Overcast
3:54 AM 32.0 °F 27.5 °F 30.2 °F 93% 30.03 in 4.0 mi WNW 4.6 mph - 0.00 in Snow Light Snow
3:56 AM 32.0 °F 27.5 °F 30.9 °F 96% 30.06 in 3.0 mi WNW 4.6 mph - 0.00 in Snow Light Snow
3:59 AM 32.0 °F 26.4 °F 30.2 °F 93% 30.03 in 2.5 mi WNW 5.8 mph - 0.00 in Snow Light Snow
4:18 AM 32.0 °F 26.4 °F 30.2 °F 93% 30.03 in 1.8 mi WNW 5.8 mph - 0.01 in Snow Light Snow
4:26 AM 32.0 °F 27.5 °F 30.2 °F 93% 30.03 in 2.5 mi NW 4.6 mph - 0.01 in Snow Light Snow
4:41 AM 30.2 °F 25.4 °F 30.2 °F 100% 30.03 in 1.8 mi NW 4.6 mph - 0.01 in Snow Light Snow
4:56 AM 30.2 °F 25.4 °F 30.2 °F 100% 30.03 in 2.5 mi WNW 4.6 mph - N/A Snow Light Snow
5:08 AM 30.2 °F 25.4 °F 30.2 °F 100% 30.03 in 2.5 mi WNW 4.6 mph - 0.00 in Snow Light Snow
5:23 AM 30.2 °F 24.3 °F 30.2 °F 100% 30.04 in 4.0 mi WNW 5.8 mph - 0.00 in   Overcast
5:56 AM 30.9 °F 26.2 °F 30.0 °F 96% 30.06 in 3.0 mi NW 4.6 mph - 0.00 in   Overcast
6:56 AM 30.0 °F 25.2 °F 28.0 °F 92% 30.08 in 3.0 mi NNW 4.6 mph - N/A   Overcast
7:56 AM 30.0 °F 23.2 °F 27.0 °F 88% 30.11 in 4.0 mi NNW 6.9 mph - N/A   Overcast
8:16 AM 30.2 °F 26.7 °F 26.6 °F 86% 30.08 in 3.0 mi NNW 3.5 mph - N/A   Overcast
8:40 AM 28.4 °F 20.4 °F 26.6 °F 93% 30.08 in 2.5 mi NNW 8.1 mph - N/A   Overcast
8:56 AM 30.0 °F 22.4 °F 27.0 °F 88% 30.12 in 2.5 mi NNW 8.1 mph - N/A   Overcast
9:56 AM 28.9 °F 20.4 °F 26.1 °F 89% 30.10 in 2.5 mi North 9.2 mph - N/A   Overcast
10:18 AM 30.2 °F 24.3 °F 26.6 °F 86% 30.09 in 2.5 mi NNW 5.8 mph - N/A   Overcast
10:49 AM 28.4 °F 18.5 °F 24.8 °F 86% 30.09 in 2.5 mi North 11.5 mph - N/A   Overcast
10:56 AM 28.9 °F 19.8 °F 24.1 °F 82% 30.12 in 5.0 mi NNE 10.4 mph - N/A   Haze
11:41 AM 28.4 °F 19.1 °F 23.0 °F 80% 30.10 in 6.0 mi NNE 10.4 mph - N/A   Haze
11:56 AM 28.9 °F 19.8 °F 21.9 °F 75% 30.13 in 7.0 mi North 10.4 mph - N/A   Overcast
12:56 PM 28.9 °F 22.8 °F 21.9 °F 75% 30.11 in 8.0 mi North 5.8 mph - N/A   Overcast
1:56 PM 28.0 °F 20.8 °F 19.9 °F 72% 30.10 in 8.0 mi NE 6.9 mph - N/A   Overcast
2:56 PM 28.0 °F 20.8 °F 19.0 °F 69% 30.11 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
3:14 PM 28.4 °F 22.2 °F 19.4 °F 69% 30.07 in 9.0 mi North 5.8 mph - N/A   Mostly Cloudy
3:56 PM 27.0 °F 20.5 °F 18.0 °F 69% 30.12 in 10.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
4:56 PM 24.1 °F - 17.1 °F 75% 30.12 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:56 PM 23.0 °F - 16.0 °F 74% 30.13 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 PM 21.9 °F 15.7 °F 17.1 °F 82% 30.14 in 8.0 mi Variable 4.6 mph - N/A   Overcast
7:56 PM 21.0 °F 13.4 °F 16.0 °F 81% 30.14 in 7.0 mi North 5.8 mph - N/A   Mostly Cloudy
8:20 PM 21.2 °F 13.6 °F 17.6 °F 86% 30.10 in 6.0 mi NNW 5.8 mph - N/A   Overcast
8:56 PM 21.9 °F - 17.1 °F 82% 30.16 in 6.0 mi Calm Calm - N/A   Haze
9:56 PM 21.9 °F - 18.0 °F 85% 30.17 in 6.0 mi Calm Calm - N/A   Overcast
10:56 PM 21.9 °F - 18.0 °F 85% 30.16 in 6.0 mi Calm Calm - N/A   Overcast
11:06 PM 21.2 °F - 17.6 °F 86% 30.12 in 6.0 mi Calm Calm - N/A   Overcast
11:56 PM 19.9 °F - 17.1 °F 89% 30.17 in 5.0 mi Calm Calm - N/A   Mostly Cloudy