Boston, MA

7:23 AM EDT on August 24, 2016 (GMT -0400)
Logan International

Weather History for KBOS - April, 2012

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Sunday, April 8, 2012

  Actual Average Record
Temperature  
Mean Temperature 46 °F 46 °F  
Max Temperature 50 °F 53 °F 85 °F (1991)
Min Temperature 41 °F 38 °F 21 °F (1888)
Degree Days  
Heating Degree Days 19 20  
Month to date heating degree days 147 167  
Since 1 July heating degree days 3951 5038  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 9 0  
Moisture  
Dew Point 26 °F    
Average Humidity 51    
Maximum Humidity 70    
Minimum Humidity 31    
Precipitation  
Precipitation T in 0.14 in 1.18 in (1894)
Month to date precipitation 0.24 1.09  
Year to date precipitation 5.12 12.02  
Snow  
Snow 0.00 in 0.10 in 4.60 in (1894)
Month to date snowfall 0.0 0.9  
Since 1 July snowfall 9.3 42.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.76 in    
Wind  
Wind Speed 10 mph (WNW)    
Max Wind Speed 21 mph    
Max Gust Speed 29 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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Date:

Astronomy

Apr. 08, 2012 Rise Set
Actual Time 6:13 AM EDT 7:18 PM EDT
Civil Twilight 5:45 AM EDT 7:47 PM EDT
Nautical Twilight 5:10 AM EDT 8:21 PM EDT
Astronomical Twilight 4:34 AM EDT 8:57 PM EDT
Moon 10:05 PM EDT (4/8) 7:04 AM EDT (4/8)
Length of Visible Light 14h 01m
Length of Day
13h 04m
Waning Gibbous, 95% of the Moon is Illuminated
Apr 8
Waning Gibbous
Apr 13
Last Quarter
Apr 21
New
Apr 29
First Quarter
May 5
Full

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 42.1 °F - 27.0 °F 55% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
1:54 AM 42.1 °F 40.2 °F 27.0 °F 55% 29.95 in 10.0 mi West 3.5 mph - N/A   Overcast
2:54 AM 42.1 °F 38.4 °F 28.0 °F 58% 29.93 in 10.0 mi SW 5.8 mph - N/A   Overcast
3:54 AM 42.1 °F 38.4 °F 26.1 °F 53% 29.90 in 10.0 mi WSW 5.8 mph - N/A   Overcast
4:54 AM 43.0 °F 39.5 °F 26.1 °F 51% 29.88 in 10.0 mi NW 5.8 mph - N/A   Overcast
5:54 AM 42.1 °F 36.6 °F 25.0 °F 51% 29.87 in 10.0 mi NW 9.2 mph - N/A   Overcast
6:54 AM 42.1 °F 36.6 °F 25.0 °F 51% 29.86 in 10.0 mi NW 9.2 mph - N/A   Overcast
7:54 AM 43.0 °F 36.8 °F 25.0 °F 49% 29.85 in 10.0 mi NW 11.5 mph - N/A   Overcast
8:54 AM 44.1 °F 38.6 °F 25.0 °F 47% 29.83 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
9:54 AM 46.9 °F - 25.0 °F 42% 29.81 in 10.0 mi NW 11.5 mph - N/A   Mostly Cloudy
10:54 AM 48.9 °F - 19.0 °F 31% 29.77 in 10.0 mi WNW 13.8 mph 21.9 mph N/A   Mostly Cloudy
11:54 AM 48.0 °F - 19.9 °F 33% 29.75 in 10.0 mi NW 10.4 mph 20.7 mph N/A   Mostly Cloudy
12:54 PM 48.0 °F - 19.9 °F 33% 29.73 in 10.0 mi WNW 16.1 mph 21.9 mph 0.00 in   Overcast
1:54 PM 48.9 °F - 21.9 °F 35% 29.71 in 10.0 mi West 12.7 mph 19.6 mph N/A   Overcast
2:54 PM 48.9 °F - 21.9 °F 35% 29.69 in 10.0 mi WNW 12.7 mph 24.2 mph N/A   Overcast
3:54 PM 48.9 °F - 23.0 °F 36% 29.68 in 10.0 mi West 15.0 mph - N/A   Overcast
4:54 PM 48.9 °F - 23.0 °F 36% 29.67 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
5:54 PM 50.0 °F - 23.0 °F 35% 29.65 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
6:54 PM 48.9 °F - 25.0 °F 39% 29.64 in 10.0 mi SE 4.6 mph - N/A   Mostly Cloudy
7:54 PM 46.0 °F 42.5 °F 30.0 °F 54% 29.64 in 10.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
8:54 PM 46.9 °F - 28.9 °F 50% 29.65 in 10.0 mi East 9.2 mph - N/A   Mostly Cloudy
9:54 PM 46.0 °F 39.6 °F 36.0 °F 68% 29.63 in 10.0 mi ESE 15.0 mph - N/A   Mostly Cloudy
10:54 PM 46.0 °F 40.6 °F 35.1 °F 66% 29.62 in 10.0 mi ESE 11.5 mph - N/A   Mostly Cloudy
11:54 PM 44.1 °F 39.5 °F 36.0 °F 73% 29.60 in 10.0 mi SE 8.1 mph - N/A   Scattered Clouds