Boston, MA

11:19 PM EDT on March 29, 2017 (GMT -0400)
Logan International

Weather History for KBOS - September, 2014

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Monday, September 1, 2014

  Actual Average Record
Temperature  
Mean Temperature 79 °F 70 °F  
Max Temperature 85 °F 77 °F 96 °F (1881)
Min Temperature 72 °F 62 °F 50 °F (1887)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 1  
Since 1 July heating degree days 0 14  
Cooling Degree Days 14 5  
Month to date cooling degree days 14 5  
Year to date cooling degree days 653 664  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 70 °F    
Average Humidity 74    
Maximum Humidity 93    
Minimum Humidity 55    
Precipitation  
Precipitation 0.00 in 0.10 in 2.11 in (1949)
Month to date precipitation 0.00 0.10  
Year to date precipitation 26.89 28.72  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Sep. 01, 2014 Rise Set
Actual Time 6:09 AM EDT 7:18 PM EDT
Civil Twilight 5:40 AM EDT 7:46 PM EDT
Nautical Twilight 5:05 AM EDT 8:21 PM EDT
Astronomical Twilight 4:29 AM EDT 8:57 PM EDT
Moon 12:59 PM EDT (9/1) 11:08 PM EDT (9/1)
Length of Visible Light 14h 06m
Length of Day
13h 08m
Waxing Crescent, 42% of the Moon is Illuminated
Sep 1
Waxing Crescent
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter
Sep 24
New

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 73.9 °F - 72.0 °F 93% 29.95 in 10.0 mi SW 9.2 mph - N/A   Overcast
1:54 AM 73.0 °F - 70.0 °F 90% 29.94 in 10.0 mi SW 11.5 mph - N/A   Overcast
2:54 AM 73.0 °F - 70.0 °F 90% 29.94 in 10.0 mi SW 12.7 mph - N/A   Mostly Cloudy
3:54 AM 72.0 °F - 70.0 °F 93% 29.95 in 10.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
4:54 AM 72.0 °F - 70.0 °F 93% 29.96 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
5:54 AM 71.6 °F - 69.8 °F 94% 29.97 in 10.0 mi SW 8.1 mph - N/A   Overcast
6:54 AM 73.0 °F - 69.1 °F 87% 29.99 in 10.0 mi West 8.1 mph - N/A   Overcast
7:54 AM 73.0 °F - 70.0 °F 90% 29.98 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
8:54 AM 77.0 °F - 70.0 °F 79% 29.98 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
9:54 AM 81.0 °F 84.1 °F 69.1 °F 67% 29.97 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
10:54 AM 82.9 °F 85.8 °F 68.0 °F 60% 29.97 in 10.0 mi Variable 4.6 mph - N/A   Scattered Clouds
11:54 AM 84.0 °F 86.5 °F 66.9 °F 56% 29.95 in 10.0 mi SE 8.1 mph - N/A   Scattered Clouds
12:54 PM 84.0 °F 86.5 °F 66.9 °F 56% 29.94 in 10.0 mi SE 8.1 mph - N/A   Mostly Cloudy
1:54 PM 80.1 °F 82.3 °F 66.9 °F 64% 29.94 in 10.0 mi ESE 10.4 mph - N/A   Mostly Cloudy
2:54 PM 80.1 °F 83.2 °F 70.0 °F 71% 29.93 in 10.0 mi ESE 12.7 mph - N/A   Mostly Cloudy
3:54 PM 80.1 °F 83.6 °F 71.1 °F 74% 29.92 in 10.0 mi ESE 11.5 mph - N/A   Mostly Cloudy
4:54 PM 79.0 °F - 70.0 °F 74% 29.91 in 10.0 mi ESE 8.1 mph - N/A   Mostly Cloudy
5:54 PM 80.1 °F 83.2 °F 70.0 °F 71% 29.91 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
6:54 PM 79.0 °F - 70.0 °F 74% 29.91 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
7:54 PM 78.1 °F - 70.0 °F 76% 29.92 in 10.0 mi East 4.6 mph - N/A   Partly Cloudy
8:54 PM 77.0 °F - 69.1 °F 76% 29.93 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:54 PM 75.9 °F - 69.1 °F 79% 29.93 in 10.0 mi SSW 5.8 mph - N/A   Partly Cloudy
10:54 PM 78.1 °F - 70.0 °F 76% 29.93 in 10.0 mi SW 9.2 mph - N/A   Partly Cloudy
11:54 PM 77.0 °F - 71.1 °F 82% 29.93 in 10.0 mi SW 10.4 mph - N/A   Partly Cloudy