Boston, MA

5:08 PM EST on February 06, 2016 (GMT -0500)
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Weather History for KBOS - August, 2013

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Thursday, August 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 69 °F 73 °F  
Max Temperature 78 °F 80 °F 98 °F (1944)
Min Temperature 60 °F 65 °F 52 °F (1964)
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 4 8  
Month to date cooling degree days 109 124  
Year to date cooling degree days 701 556  
Since 1 June cooling degree days 663 526  
Growing Degree Days 19 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 51    
Maximum Humidity 69    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.10 in 1.90 in (1930)
Month to date precipitation 1.82 1.74  
Year to date precipitation 30.18 27.01  
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 11 mph (WNW)    
Max Wind Speed 17 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 15, 2013 Rise Set
Actual Time 5:51 AM EDT 7:44 PM EDT
Civil Twilight 5:21 AM EDT 8:14 PM EDT
Nautical Twilight 4:44 AM EDT 8:51 PM EDT
Astronomical Twilight 4:04 AM EDT 9:31 PM EDT
Moon 3:00 PM EDT (8/15) No Moon Set
Length of Visible Light 14h 53m
Length of Day
13h 53m
Waxing Gibbous, 64% of the Moon is Illuminated
Aug 15
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
12:54 AM 63.0 °F 48.9 °F 60% 29.97 in 10.0 mi WNW 9.2 mph - N/A   Clear
1:54 AM 62.1 °F 50.0 °F 65% 29.99 in 10.0 mi West 8.1 mph - N/A   Clear
2:54 AM 61.0 °F 50.0 °F 67% 29.99 in 10.0 mi West 10.4 mph - N/A   Clear
3:54 AM 61.0 °F 50.0 °F 67% 30.01 in 10.0 mi West 10.4 mph - N/A   Clear
4:54 AM 61.0 °F 50.0 °F 67% 30.02 in 10.0 mi WNW 11.5 mph - N/A   Clear
5:54 AM 60.1 °F 48.9 °F 67% 30.04 in 10.0 mi WNW 11.5 mph - N/A   Partly Cloudy
6:54 AM 61.0 °F 50.0 °F 67% 30.06 in 10.0 mi West 11.5 mph - N/A   Clear
7:54 AM 64.0 °F 48.9 °F 58% 30.07 in 10.0 mi WNW 11.5 mph - N/A   Clear
8:54 AM 68.0 °F 48.9 °F 50% 30.06 in 10.0 mi WNW 8.1 mph - N/A   Clear
9:54 AM 71.1 °F 46.0 °F 41% 30.07 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
10:54 AM 73.0 °F 45.0 °F 37% 30.07 in 10.0 mi West 10.4 mph 19.6 mph N/A   Scattered Clouds
11:54 AM 73.9 °F 46.0 °F 37% 30.06 in 10.0 mi West 10.4 mph 18.4 mph N/A   Scattered Clouds
12:54 PM 75.9 °F 45.0 °F 33% 30.05 in 10.0 mi WNW 13.8 mph - N/A   Partly Cloudy
1:54 PM 75.9 °F 45.0 °F 33% 30.04 in 10.0 mi NW 12.7 mph - N/A   Partly Cloudy
2:54 PM 77.0 °F 46.0 °F 33% 30.03 in 10.0 mi West 13.8 mph 23.0 mph N/A   Scattered Clouds
3:54 PM 77.0 °F 46.0 °F 33% 30.02 in 10.0 mi WSW 10.4 mph 19.6 mph N/A   Scattered Clouds
4:54 PM 77.0 °F 48.0 °F 36% 30.02 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
5:54 PM 77.0 °F 48.9 °F 37% 30.02 in 10.0 mi West 6.9 mph 16.1 mph N/A   Mostly Cloudy
6:54 PM 75.0 °F 48.0 °F 38% 30.03 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
7:54 PM 73.0 °F 48.0 °F 41% 30.06 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds