Weather History for Boston, MA

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Tuesday, April 5, 2011

  Actual Average Record
Temperature  
Mean Temperature 50 °F 44 °F  
Max Temperature 64 °F 52 °F 84 °F (1928)
Min Temperature 35 °F 37 °F 11 °F (1874)
Degree Days  
Heating Degree Days 15 21  
Month to date heating degree days 101 107  
Since 1 July heating degree days 4936 4978  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 78    
Maximum Humidity 100    
Minimum Humidity 55    
Precipitation  
Precipitation 0.07 in 0.14 in 2.52 in (1987)
Month to date precipitation 0.90 0.69  
Year to date precipitation 12.14 11.62  
Sea Level Pressure  
Sea Level Pressure 29.34 in    
Wind  
Wind Speed 17 mph (WSW)    
Max Wind Speed 35 mph    
Max Gust Speed 43 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Apr. 05, 2011 Rise Set
Actual Time 6:20 AM EDT 7:14 PM EDT
Civil Twilight 5:51 AM EDT 7:42 PM EDT
Nautical Twilight 5:17 AM EDT 8:16 PM EDT
Astronomical Twilight 4:42 AM EDT 8:52 PM EDT
Moon 6:53 AM EDT (4/5) 9:38 PM EDT (4/5)
Length of Visible Light 13h 50m
Length of Day
12h 53m
Waxing Crescent, 4% of the Moon is Illuminated
Apr 5
Waxing Crescent
Apr 11
First Quarter
Apr 17
Full
Apr 24
Last Quarter
May 3
New

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:32 AM 44.6 °F 43.1 °F 42.8 °F 93% 29.51 in 2.5 mi ENE 3.5 mph - N/A   Overcast
12:54 AM 44.1 °F 41.5 °F 42.1 °F 93% 29.49 in 2.5 mi East 4.6 mph - N/A   Overcast
1:29 AM 42.8 °F 38.0 °F 39.2 °F 87% 29.45 in 1.0 mi East 8.1 mph - N/A   Overcast
1:39 AM 42.8 °F 38.6 °F 41.0 °F 93% 29.45 in 0.8 mi East 6.9 mph - N/A   Overcast
1:54 AM 42.1 °F 37.7 °F 41.0 °F 96% 29.42 in 1.0 mi ENE 6.9 mph - N/A   Overcast
2:47 AM 42.8 °F - 42.8 °F 100% 29.39 in 2.0 mi Calm Calm - N/A   Overcast
2:54 AM 44.1 °F - 42.1 °F 93% 29.39 in 2.0 mi Calm Calm - N/A   Overcast
3:43 AM 51.8 °F - 48.2 °F 88% 29.34 in 5.0 mi SSW 12.7 mph 17.3 mph N/A   Overcast
3:54 AM 52.0 °F - 48.9 °F 89% 29.33 in 6.0 mi SSW 11.5 mph - N/A   Overcast
4:54 AM 54.0 °F - 51.1 °F 90% 29.32 in 6.0 mi SSW 17.3 mph 25.3 mph N/A   Overcast
5:54 AM 55.0 °F - 51.1 °F 86% 29.33 in 6.0 mi SW 19.6 mph 26.5 mph N/A   Overcast
6:20 AM 55.4 °F - 51.8 °F 88% 29.32 in 10.0 mi SSW 17.3 mph 24.2 mph N/A   Mostly Cloudy
6:54 AM 57.0 °F - 52.0 °F 83% 29.31 in 10.0 mi SSW 16.1 mph 25.3 mph N/A   Mostly Cloudy
7:47 AM 57.2 °F - 53.6 °F 88% 29.29 in 10.0 mi SSW 16.1 mph 25.3 mph N/A   Mostly Cloudy
7:54 AM 57.9 °F - 54.0 °F 87% 29.29 in 10.0 mi SSW 18.4 mph 24.2 mph N/A   Overcast
8:18 AM 60.8 °F - 55.4 °F 82% 29.28 in 10.0 mi SSW 20.7 mph 26.5 mph N/A   Overcast
8:54 AM 59.0 °F - 55.0 °F 87% 29.27 in 9.0 mi SSW 18.4 mph - N/A   Overcast
9:54 AM 59.0 °F - 55.0 °F 87% 29.23 in 8.0 mi SSW 21.9 mph 31.1 mph N/A   Overcast
10:54 AM 59.0 °F - 55.9 °F 90% 29.18 in 9.0 mi SSW 19.6 mph 36.8 mph 0.00 in   Overcast
11:54 AM 60.1 °F - 55.0 °F 83% 29.18 in 10.0 mi SSW 27.6 mph 36.8 mph 0.01 in   Overcast
12:23 PM 60.8 °F - 55.4 °F 82% 29.17 in 10.0 mi SW 24.2 mph 39.1 mph N/A   Overcast
12:54 PM 64.0 °F - 54.0 °F 70% 29.18 in 10.0 mi SW 24.2 mph 34.5 mph N/A   Mostly Cloudy
1:54 PM 59.0 °F - 53.1 °F 81% 29.20 in 6.0 mi WNW 24.2 mph 38.0 mph 0.00 in Rain Light Rain
2:06 PM 51.8 °F - 46.4 °F 82% 29.21 in 4.0 mi WNW 23.0 mph 31.1 mph 0.02 in Rain Light Rain
2:54 PM 51.1 °F - 44.1 °F 77% 29.23 in 9.0 mi WNW 19.6 mph 26.5 mph 0.02 in   Overcast
3:44 PM 46.4 °F 40.4 °F 44.6 °F 93% 29.25 in 2.5 mi WNW 13.8 mph 23.0 mph 0.02 in Rain Light Rain
3:54 PM 48.0 °F - 44.6 °F 88% 29.26 in 2.5 mi WNW 12.7 mph - 0.02 in Rain Light Rain
4:06 PM 46.4 °F 39.5 °F 44.6 °F 93% 29.28 in 7.0 mi WNW 17.3 mph 23.0 mph 0.00 in Rain Light Rain
4:38 PM 46.4 °F 40.1 °F 44.6 °F 93% 29.28 in 10.0 mi WNW 15.0 mph 27.6 mph 0.01 in   Overcast
4:54 PM 45.0 °F 37.9 °F 44.1 °F 97% 29.32 in 10.0 mi WNW 16.1 mph 23.0 mph 0.01 in Rain Light Rain
5:22 PM 44.6 °F 36.9 °F 37.4 °F 76% 29.33 in 5.0 mi WNW 18.4 mph 31.1 mph 0.01 in Rain Light Rain
5:52 PM 44.6 °F 36.9 °F 37.4 °F 76% 29.32 in 10.0 mi NW 18.4 mph 25.3 mph 0.01 in   Overcast
5:54 PM 43.0 °F 35.1 °F 36.0 °F 76% 29.33 in 10.0 mi NNW 17.3 mph 24.2 mph 0.01 in   Overcast
6:17 PM 42.8 °F 35.1 °F 35.6 °F 76% 29.36 in 10.0 mi WNW 16.1 mph - N/A   Overcast
6:39 PM 42.8 °F 35.1 °F 35.6 °F 76% 29.41 in 9.0 mi West 16.1 mph 24.2 mph 0.00 in   Overcast
6:54 PM 44.1 °F 37.7 °F 35.1 °F 71% 29.41 in 10.0 mi WNW 12.7 mph 23.0 mph 0.00 in   Overcast
7:54 PM 43.0 °F 34.2 °F 34.0 °F 71% 29.45 in 10.0 mi West 20.7 mph 28.8 mph N/A   Overcast
8:54 PM 43.0 °F 35.7 °F 33.1 °F 68% 29.49 in 10.0 mi West 15.0 mph - N/A   Overcast
9:54 PM 43.0 °F 35.4 °F 30.9 °F 62% 29.53 in 10.0 mi West 16.1 mph 28.8 mph N/A   Partly Cloudy
10:54 PM 42.1 °F 34.9 °F 28.9 °F 60% 29.56 in 10.0 mi West 13.8 mph - N/A   Partly Cloudy
11:54 PM 41.0 °F 31.9 °F 27.0 °F 57% 29.59 in 10.0 mi West 19.6 mph 31.1 mph N/A   Clear