Weather History for KBOS - August, 2013

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Wednesday, August 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 78 °F 72 °F  
Max Temperature 89 °F 79 °F 97 °F (1955)
Min Temperature 67 °F 64 °F 52 °F (1882)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 27 61  
Since 1 July heating degree days 2 6  
Cooling Degree Days 13 7  
Month to date cooling degree days 160 167  
Year to date cooling degree days 752 599  
Since 1 June cooling degree days 714 569  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 54    
Maximum Humidity 68    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.10 in 1.72 in (1991)
Month to date precipitation 1.82 2.36  
Year to date precipitation 30.18 27.63  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
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 30.08 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 16 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 21, 2013 Rise Set
Actual Time 5:57 AM EDT 7:35 PM EDT
Civil Twilight 5:28 AM EDT 8:05 PM EDT
Nautical Twilight 4:52 AM EDT 8:41 PM EDT
Astronomical Twilight 4:13 AM EDT 9:19 PM EDT
Moon 7:39 PM EDT (8/21) 6:36 AM EDT (8/21)
Length of Visible Light 14h 37m
Length of Day
13h 37m
Full, 100% of the Moon is Illuminated
Aug 21
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 75.0 °F - 60.1 °F 60% 30.10 in 10.0 mi WNW 8.1 mph - N/A   Clear
1:54 AM 73.9 °F - 60.1 °F 62% 30.09 in 10.0 mi West 4.6 mph - N/A   Clear
2:54 AM 73.0 °F - 60.1 °F 64% 30.10 in 10.0 mi West 5.8 mph - N/A   Clear
3:54 AM 72.0 °F - 59.0 °F 64% 30.10 in 10.0 mi West 5.8 mph - N/A   Clear
4:54 AM 71.1 °F - 59.0 °F 66% 30.11 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
5:54 AM 68.0 °F - 57.9 °F 70% 30.12 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
6:54 AM 73.0 °F - 59.0 °F 61% 30.13 in 10.0 mi WNW 5.8 mph - N/A   Clear
7:54 AM 73.9 °F - 60.1 °F 62% 30.14 in 10.0 mi West 4.6 mph - N/A   Clear
8:54 AM 78.1 °F - 61.0 °F 56% 30.14 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 81.0 °F 81.7 °F 61.0 °F 50% 30.14 in 10.0 mi West 3.5 mph - N/A   Clear
10:54 AM 80.1 °F 81.2 °F 62.1 °F 54% 30.13 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:54 AM 81.0 °F 82.2 °F 63.0 °F 54% 30.12 in 10.0 mi SE 6.9 mph - N/A   Clear
12:54 PM 82.0 °F 83.4 °F 64.0 °F 54% 30.10 in 10.0 mi SSE 8.1 mph - N/A   Partly Cloudy
1:54 PM 82.0 °F 83.4 °F 64.0 °F 54% 30.09 in 10.0 mi SE 10.4 mph - N/A   Partly Cloudy
2:54 PM 84.0 °F 84.9 °F 63.0 °F 49% 30.07 in 10.0 mi SSE 8.1 mph - N/A   Partly Cloudy
3:54 PM 88.0 °F 88.4 °F 62.1 °F 42% 30.06 in 10.0 mi Variable 5.8 mph - N/A   Partly Cloudy
4:54 PM 88.0 °F 87.6 °F 60.1 °F 39% 30.04 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
5:54 PM 86.0 °F 85.7 °F 60.1 °F 41% 30.03 in 10.0 mi SW 11.5 mph - N/A   Partly Cloudy
6:54 PM 84.9 °F 84.8 °F 60.1 °F 43% 30.03 in 10.0 mi SW 12.7 mph - N/A   Clear
7:54 PM 82.9 °F 83.3 °F 61.0 °F 47% 30.03 in 10.0 mi WSW 11.5 mph - N/A   Partly Cloudy
8:54 PM 81.0 °F 82.2 °F 63.0 °F 54% 30.04 in 10.0 mi WSW 9.2 mph - N/A   Scattered Clouds
9:54 PM 80.1 °F 81.5 °F 63.0 °F 56% 30.04 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
10:54 PM 77.0 °F - 63.0 °F 62% 30.03 in 10.0 mi WSW 8.1 mph - N/A   Scattered Clouds
11:54 PM 75.9 °F - 63.0 °F 64% 30.02 in 10.0 mi WSW 11.5 mph - N/A   Scattered Clouds