Weather History for Boston, MA

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Tuesday, September 10, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F 67 °F  
Max Temperature 77 °F 74 °F 95 °F (1931)
Min Temperature 59 °F 60 °F 41 °F (1883)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 7 10  
Since 1 July heating degree days 9 23  
Cooling Degree Days 3 3  
Month to date cooling degree days 45 43  
Year to date cooling degree days 866 702  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 77    
Maximum Humidity 90    
Minimum Humidity 64    
Precipitation  
Precipitation 0.03 in 0.11 in 4.71 in (1999)
Month to date precipitation 0.88 1.04  
Year to date precipitation 31.08 29.66  
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 30.09 in    
Wind  
Wind Speed 11 mph (SSW)    
Max Wind Speed 17 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 10, 2013 Rise Set
Actual Time 6:18 AM EDT 7:02 PM EDT
Civil Twilight 5:50 AM EDT 7:30 PM EDT
Nautical Twilight 5:16 AM EDT 8:04 PM EDT
Astronomical Twilight 4:41 AM EDT 8:38 PM EDT
Moon 11:48 AM EDT (9/10) 9:55 PM EDT (9/10)
Length of Visible Light 13h 39m
Length of Day
12h 43m
Waxing Crescent, 28% of the Moon is Illuminated
Sep 10
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 60.1 °F 48.9 °F 67% 30.16 in 10.0 mi SW 12.7 mph - N/A   Scattered Clouds
1:54 AM 60.1 °F 48.9 °F 67% 30.15 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
2:54 AM 59.0 °F 50.0 °F 72% 30.16 in 10.0 mi SSW 6.9 mph - N/A   Clear
3:54 AM 60.1 °F 52.0 °F 75% 30.14 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
4:54 AM 61.0 °F 53.1 °F 75% 30.13 in 10.0 mi SSW 8.1 mph - N/A   Overcast
5:54 AM 63.0 °F 54.0 °F 72% 30.13 in 10.0 mi SW 12.7 mph - N/A   Overcast
6:54 AM 64.0 °F 55.0 °F 73% 30.14 in 10.0 mi SW 13.8 mph - N/A   Overcast
7:07 AM 64.4 °F 55.4 °F 73% 30.14 in 10.0 mi SSW 12.7 mph - N/A   Overcast
7:54 AM 64.9 °F 55.9 °F 73% 30.13 in 10.0 mi SW 13.8 mph - N/A   Overcast
8:54 AM 66.0 °F 57.9 °F 75% 30.13 in 10.0 mi SSW 16.1 mph - N/A   Overcast
9:10 AM 66.2 °F 57.2 °F 73% 30.13 in 10.0 mi SW 16.1 mph 24.2 mph N/A   Overcast
9:54 AM 69.1 °F 59.0 °F 70% 30.12 in 10.0 mi SW 12.7 mph 21.9 mph N/A   Overcast
10:54 AM 70.0 °F 61.0 °F 73% 30.11 in 10.0 mi SW 20.7 mph 27.6 mph N/A   Overcast
11:54 AM 70.0 °F 62.1 °F 76% 30.09 in 10.0 mi SW 17.3 mph - N/A   Overcast
12:54 PM 68.0 °F 64.0 °F 87% 30.05 in 4.0 mi SSW 16.1 mph - 0.03 in Rain Light Rain
1:54 PM 70.0 °F 66.0 °F 87% 30.04 in - SW 12.7 mph - N/A   Unknown
2:18 PM 71.6 °F 66.2 °F 83% 30.05 in 10.0 mi SW 8.1 mph - N/A   Overcast
2:25 PM 71.6 °F 66.2 °F 83% 30.05 in 10.0 mi SW 12.7 mph 18.4 mph N/A   Overcast
2:54 PM 72.0 °F 66.0 °F 81% 30.06 in 10.0 mi WSW 6.9 mph - 0.00 in   Overcast
3:05 PM 73.4 °F 66.2 °F 78% 30.06 in 10.0 mi WSW 9.2 mph - N/A   Overcast
3:54 PM 75.9 °F 66.9 °F 74% 30.05 in 10.0 mi SSW 15.0 mph 19.6 mph N/A   Mostly Cloudy
4:54 PM 75.9 °F 66.9 °F 74% 30.04 in 10.0 mi SW 13.8 mph - N/A   Mostly Cloudy
5:00 PM 75.2 °F 66.2 °F 73% 30.04 in 10.0 mi SW 9.2 mph 20.7 mph N/A   Mostly Cloudy
5:54 PM 75.9 °F 66.9 °F 74% 30.03 in 10.0 mi SW 13.8 mph - N/A   Mostly Cloudy
6:35 PM 75.2 °F 66.2 °F 73% 30.04 in 10.0 mi SW 10.4 mph - N/A   Overcast
6:54 PM 75.0 °F 66.9 °F 76% 30.04 in 10.0 mi SW 12.7 mph - N/A   Overcast
7:54 PM 73.9 °F 68.0 °F 82% 30.06 in 10.0 mi SW 8.1 mph - N/A   Overcast
8:54 PM 71.1 °F 66.0 °F 84% 30.09 in 9.0 mi SE 4.6 mph - N/A   Overcast
9:54 PM 70.0 °F 66.0 °F 87% 30.09 in 10.0 mi SSE 8.1 mph - N/A   Overcast
10:54 PM 70.0 °F 66.0 °F 87% 30.08 in 10.0 mi South 8.1 mph - N/A   Overcast
11:54 PM 69.1 °F 66.0 °F 90% 30.08 in 10.0 mi South 8.1 mph - N/A   Overcast