Weather History for KBOS - October, 2011

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Saturday, October 22, 2011

  Actual Average Record
Temperature  
Mean Temperature 57 °F 52 °F  
Max Temperature 63 °F 59 °F 83 °F (1979)
Min Temperature 50 °F 45 °F 28 °F (1940)
Degree Days  
Heating Degree Days 8 13  
Month to date heating degree days 88 219  
Since 1 July heating degree days 132 316  
Cooling Degree Days 0 0  
Month to date cooling degree days 25 6  
Year to date cooling degree days 1007 746  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 57    
Maximum Humidity 68    
Minimum Humidity 46    
Precipitation  
Precipitation 0.00 in 0.13 in 1.53 in (1898)
Month to date precipitation 4.76 2.80  
Year to date precipitation 42.21 34.86  
Snow  
Snow 0.00 in 0.00 in T in (1969)
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 30.00 in    
Wind  
Wind Speed 9 mph (West)    
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

Oct. 22, 2011 Rise Set
Actual Time 7:04 AM EDT 5:51 PM EDT
Civil Twilight 6:36 AM EDT 6:20 PM EDT
Nautical Twilight 6:03 AM EDT 6:52 PM EDT
Astronomical Twilight 5:30 AM EDT 7:25 PM EDT
Moon 1:53 AM EDT (10/22) 3:12 PM EDT (10/22)
Length of Visible Light 11h 44m
Length of Day
10h 46m
Waning Crescent, 24% of the Moon is Illuminated
Oct 22
Waning Crescent
Oct 26
New
Nov 2
First Quarter
Nov 10
Full
Nov 18
Last 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 53.1 °F 42.1 °F 66% 29.95 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
1:54 AM 53.1 °F 42.1 °F 66% 29.96 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
2:54 AM 53.1 °F 43.0 °F 69% 29.95 in 10.0 mi SW 6.9 mph - N/A   Overcast
3:54 AM 55.0 °F 43.0 °F 64% 29.96 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
4:54 AM 55.0 °F 43.0 °F 64% 29.97 in 10.0 mi WSW 5.8 mph - N/A   Overcast
5:54 AM 54.0 °F 43.0 °F 66% 29.97 in 10.0 mi West 6.9 mph - N/A   Overcast
6:54 AM 54.0 °F 43.0 °F 66% 29.98 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
7:54 AM 54.0 °F 43.0 °F 66% 30.00 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
8:54 AM 55.9 °F 42.1 °F 60% 30.01 in 10.0 mi West 9.2 mph 16.1 mph N/A   Mostly Cloudy
9:54 AM 57.0 °F 43.0 °F 59% 30.01 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
10:54 AM 57.9 °F 41.0 °F 53% 30.01 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
11:54 AM 60.1 °F 41.0 °F 49% 30.00 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
12:54 PM 61.0 °F 42.1 °F 50% 29.98 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
1:54 PM 61.0 °F 39.9 °F 46% 29.97 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
2:54 PM 61.0 °F 39.9 °F 46% 29.98 in 10.0 mi WSW 12.7 mph 18.4 mph N/A   Overcast
3:54 PM 60.1 °F 39.9 °F 47% 29.98 in 10.0 mi WNW 10.4 mph - N/A   Overcast
4:54 PM 60.1 °F 39.9 °F 47% 29.99 in 10.0 mi West 13.8 mph 18.4 mph N/A   Overcast
5:54 PM 59.0 °F 39.0 °F 48% 30.01 in 10.0 mi West 10.4 mph - N/A   Overcast
6:54 PM 57.0 °F 39.0 °F 51% 30.03 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
7:54 PM 55.9 °F 39.0 °F 53% 30.04 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
8:54 PM 54.0 °F 39.9 °F 59% 30.06 in 10.0 mi WNW 9.2 mph - N/A   Clear
9:54 PM 53.1 °F 39.9 °F 61% 30.06 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
10:54 PM 52.0 °F 41.0 °F 66% 30.07 in 10.0 mi WNW 6.9 mph - N/A   Clear
11:54 PM 51.1 °F 39.9 °F 66% 30.06 in 10.0 mi West 8.1 mph - N/A   Clear