Weather History for Boston, MA

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Friday, March 29, 2013

  Actual Average Record
Temperature  
Mean Temperature 48 °F 42 °F  
Max Temperature 56 °F 49 °F 86 °F (1945)
Min Temperature 40 °F 35 °F 4 °F (1923)
Degree Days  
Heating Degree Days 17 23  
Month to date heating degree days 803 784  
Since 1 July heating degree days 4605 4826  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 31 °F    
Average Humidity 53    
Maximum Humidity 70    
Minimum Humidity 35    
Precipitation  
Precipitation 0.01 in 0.13 in 1.96 in (2010)
Month to date precipitation 2.55 4.04  
Year to date precipitation 8.89 10.65  
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 9 mph (NW)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 29, 2013 Rise Set
Actual Time 6:31 AM EDT 7:06 PM EDT
Civil Twilight 6:03 AM EDT 7:35 PM EDT
Nautical Twilight 5:29 AM EDT 8:08 PM EDT
Astronomical Twilight 4:55 AM EDT 8:43 PM EDT
Moon 10:07 PM EDT (3/29) 7:34 AM EDT (3/29)
Length of Visible Light 13h 31m
Length of Day
12h 35m
Waning Gibbous, 93% of the Moon is Illuminated
Mar 29
Waning Gibbous
Apr 3
Last Quarter
Apr 10
New
Apr 18
First Quarter
Apr 25
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 44.1 °F 39.5 °F 30.0 °F 58% 30.03 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
1:54 AM 43.0 °F 37.7 °F 28.9 °F 58% 30.02 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
2:54 AM 42.1 °F 36.6 °F 28.9 °F 60% 30.02 in 10.0 mi WNW 9.2 mph - N/A   Clear
3:54 AM 42.1 °F 36.6 °F 28.9 °F 60% 30.02 in 10.0 mi WNW 9.2 mph - N/A   Clear
4:54 AM 41.0 °F 34.7 °F 28.9 °F 62% 30.02 in 10.0 mi WNW 10.4 mph - N/A   Partly Cloudy
5:54 AM 41.0 °F 34.7 °F 28.9 °F 62% 30.02 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
6:54 AM 39.9 °F 33.4 °F 30.0 °F 68% 30.03 in 10.0 mi WNW 10.4 mph - N/A   Partly Cloudy
7:54 AM 43.0 °F 36.8 °F 30.9 °F 62% 30.04 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
8:54 AM 46.9 °F - 32.0 °F 56% 30.04 in 10.0 mi NW 15.0 mph 21.9 mph N/A   Scattered Clouds
9:54 AM 50.0 °F - 32.0 °F 50% 30.04 in 10.0 mi NW 13.8 mph 23.0 mph 0.00 in   Mostly Cloudy
10:54 AM 50.0 °F - 32.0 °F 50% 30.04 in 10.0 mi NW 9.2 mph 21.9 mph N/A   Mostly Cloudy
11:54 AM 52.0 °F - 32.0 °F 47% 30.04 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
12:54 PM 54.0 °F - 30.9 °F 41% 30.02 in 10.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
1:54 PM 55.0 °F - 28.9 °F 37% 29.99 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
2:54 PM 50.0 °F - 30.9 °F 48% 29.99 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
3:54 PM 53.1 °F - 33.1 °F 47% 29.97 in 10.0 mi East 5.8 mph - 0.00 in   Overcast
4:54 PM 52.0 °F - 30.9 °F 45% 29.97 in 10.0 mi SE 8.1 mph - N/A   Overcast
5:54 PM 50.0 °F - 33.1 °F 52% 29.99 in 10.0 mi ENE 8.1 mph - N/A   Mostly Cloudy
6:54 PM 48.0 °F - 35.1 °F 61% 30.01 in 10.0 mi Variable 4.6 mph - N/A   Overcast
7:54 PM 46.0 °F 44.8 °F 34.0 °F 63% 30.01 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
8:54 PM 48.9 °F - 30.9 °F 50% 30.03 in 10.0 mi NNW 9.2 mph - N/A   Overcast
9:54 PM 48.0 °F - 30.0 °F 50% 30.04 in 10.0 mi NNW 11.5 mph 18.4 mph N/A   Mostly Cloudy
10:54 PM 46.9 °F - 30.0 °F 52% 30.04 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
11:54 PM 46.0 °F 41.0 °F 30.9 °F 56% 30.05 in 10.0 mi NW 10.4 mph - N/A   Mostly Cloudy