Boston, MA

8:36 AM EDT on June 26, 2017 (GMT -0400)
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Weather History for KBOS - August, 2013

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Friday, August 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 71 °F 72 °F  
Max Temperature 80 °F 80 °F 97 °F (1944)
Min Temperature 62 °F 65 °F 47 °F (1880)
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 6 8  
Month to date cooling degree days 115 132  
Year to date cooling degree days 707 564  
Since 1 June cooling degree days 669 534  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 48    
Maximum Humidity 63    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in 0.11 in 1.77 in (1872)
Month to date precipitation 1.82 1.85  
Year to date precipitation 30.18 27.12  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 16 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Aug. 16, 2013 Rise Set
Actual Time 5:52 AM EDT 7:43 PM EDT
Civil Twilight 5:22 AM EDT 8:13 PM EDT
Nautical Twilight 4:45 AM EDT 8:49 PM EDT
Astronomical Twilight 4:05 AM EDT 9:29 PM EDT
Moon 4:01 PM EDT (8/16) 12:49 AM EDT (8/16)
Length of Visible Light 14h 51m
Length of Day
13h 50m
Waxing Gibbous, 74% of the Moon is Illuminated
Aug 16
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
7:54 AM 69.1 °F 50.0 °F 51% 30.14 in 10.0 mi West 6.9 mph - N/A   Clear
8:54 AM 72.0 °F 51.1 °F 48% 30.13 in 10.0 mi West 5.8 mph - N/A   Clear
9:54 AM 73.9 °F 50.0 °F 43% 30.13 in 10.0 mi West 12.7 mph 19.6 mph N/A   Mostly Cloudy
10:54 AM 75.0 °F 50.0 °F 41% 30.14 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
11:54 AM 77.0 °F 48.9 °F 37% 30.14 in 10.0 mi WNW 13.8 mph - N/A   Mostly Cloudy
12:54 PM 78.1 °F 48.9 °F 36% 30.14 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
1:54 PM 77.0 °F 50.0 °F 39% 30.14 in 10.0 mi NW 11.5 mph 17.3 mph N/A   Mostly Cloudy
2:54 PM 77.0 °F 48.0 °F 36% 30.14 in 10.0 mi WNW 8.1 mph 21.9 mph N/A   Mostly Cloudy
3:54 PM 78.1 °F 46.9 °F 33% 30.13 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
4:54 PM 80.1 °F 48.0 °F 32% 30.12 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
5:54 PM 79.0 °F 48.0 °F 34% 30.13 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
6:54 PM 77.0 °F 50.0 °F 39% 30.14 in 10.0 mi WSW 8.1 mph - N/A   Scattered Clouds
7:54 PM 75.0 °F 50.0 °F 41% 30.15 in 10.0 mi WSW 8.1 mph - N/A   Scattered Clouds
8:54 PM 70.0 °F 55.9 °F 61% 30.17 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
9:54 PM 69.1 °F 55.9 °F 63% 30.18 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
10:54 PM 69.1 °F 55.9 °F 63% 30.19 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
11:54 PM 68.0 °F 55.0 °F 63% 30.19 in 10.0 mi WSW 12.7 mph - N/A   Scattered Clouds