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Sunday, September 30, 2012

  Actual Average (KBOS) Record (KBOS)
Temperature  
Mean Temperature 54 °F 60 °F  
Max Temperature 57 °F 67 °F 87 °F (1986)
Min Temperature 52 °F 52 °F 36 °F (1888)
Degree Days  
Heating Degree Days 10 6  
Month to date heating degree days 84  
Since 1 July heating degree days 97  
Cooling Degree Days 0 1  
Month to date cooling degree days 81  
Year to date cooling degree days 740  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 95    
Maximum Humidity 97    
Minimum Humidity 89    
Precipitation  
Precipitation 0.22 in 0.13 in 1.26 in (1899)
Month to date precipitation 3.44  
Year to date precipitation 32.06  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 5 mph (West)    
Max Wind Speed 14 mph    
Max Gust Speed -    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 30, 2012 Rise Set
Actual Time 6:40 AM EDT 6:26 PM EDT
Civil Twilight 6:12 AM EDT 6:54 PM EDT
Nautical Twilight 5:40 AM EDT 7:27 PM EDT
Astronomical Twilight 5:07 AM EDT 8:00 PM EDT
Moon 6:27 PM EDT (9/30) 7:10 AM EDT (9/30)
Length of Visible Light 12h 41m
Length of Day
11h 46m
Full, 100% of the Moon is Illuminated
Sep 30
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 53.1 °F 51.1 °F 93% 29.92 in - ENE 4.6 mph - N/A   Unknown
1:54 AM 53.1 °F 51.1 °F 93% 29.93 in - Calm Calm - N/A   Unknown
2:54 AM 53.1 °F 51.1 °F 93% 29.91 in - Calm Calm - N/A   Unknown
3:54 AM 53.1 °F 52.0 °F 96% 29.91 in - ENE 3.5 mph - N/A   Unknown
4:54 AM 53.1 °F 52.0 °F 96% 29.90 in - Calm Calm - N/A   Unknown
5:54 AM 53.1 °F 52.0 °F 96% 29.88 in - North 4.6 mph - N/A   Unknown
6:54 AM 52.0 °F 51.1 °F 97% 29.88 in - NNW 6.9 mph - N/A   Unknown
7:54 AM 53.1 °F 51.1 °F 93% 29.88 in - NNW 6.9 mph - 0.01 in   Unknown
8:54 AM 53.1 °F 52.0 °F 96% 29.87 in - NNW 5.8 mph - 0.02 in   Unknown
9:54 AM 53.1 °F 52.0 °F 96% 29.86 in - NNW 6.9 mph - 0.08 in   Unknown
10:54 AM 53.1 °F 52.0 °F 96% 29.83 in - North 5.8 mph - 0.09 in   Unknown
11:54 AM 54.0 °F 53.1 °F 97% 29.81 in - NNW 6.9 mph - 0.01 in   Unknown
12:54 PM 54.0 °F 53.1 °F 97% 29.81 in - WNW 5.8 mph - N/A   Unknown
1:54 PM 55.0 °F 53.1 °F 93% 29.79 in - Calm Calm - N/A   Unknown
2:54 PM 55.0 °F 54.0 °F 96% 29.77 in - West 5.8 mph - 0.01 in   Unknown
3:54 PM 55.0 °F 54.0 °F 96% 29.77 in - WSW 4.6 mph - N/A   Unknown
4:54 PM 57.0 °F 54.0 °F 89% 29.76 in - SW 6.9 mph - N/A   Unknown
5:54 PM 55.0 °F 53.1 °F 93% 29.76 in - SSW 9.2 mph - N/A   Unknown
6:54 PM 54.0 °F 52.0 °F 93% 29.75 in - South 11.5 mph - N/A   Unknown
7:54 PM 54.0 °F 53.1 °F 97% 29.75 in - SSW 13.8 mph - N/A   Unknown
8:54 PM 54.0 °F 52.0 °F 93% 29.76 in - SSW 13.8 mph - N/A   Unknown
9:54 PM 53.1 °F 52.0 °F 96% 29.77 in - SSW 11.5 mph - N/A   Unknown
10:54 PM 52.0 °F 51.1 °F 97% 29.77 in - SSW 11.5 mph - N/A   Unknown
11:54 PM 52.0 °F 50.0 °F 93% 29.76 in - SW 12.7 mph - N/A   Unknown