Boston, MA

3:19 AM EDT on June 19, 2018 (GMT -0400)
Logan International

Weather History for KBOS - March, 2015

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Saturday, March 14, 2015

  Actual Average Record
Temperature  
Mean Temperature 35 °F 38 °F  
Max Temperature 39 °F 45 °F 76 °F (1946)
Min Temperature 31 °F 30 °F 12 °F (1896)
Degree Days  
Heating Degree Days 30 27  
Month to date heating degree days 460 406  
Since 1 July heating degree days 4775 4448  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 32 °F    
Average Humidity 80    
Maximum Humidity 100    
Minimum Humidity 59    
Precipitation  
Precipitation 0.80 in 0.13 in 3.40 in (2010)
Month to date precipitation 1.33 1.84  
Year to date precipitation 8.27 8.45  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 8 mph (NE)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 4 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Mar. 14, 2015 Rise Set
Actual Time 6:58 AM EDT 6:49 PM EDT
Civil Twilight 6:30 AM EDT 7:17 PM EDT
Nautical Twilight 5:57 AM EDT 7:49 PM EDT
Astronomical Twilight 5:24 AM EDT 8:22 PM EDT
Moon 2:28 AM EDT (3/14) 12:29 PM EDT (3/14)
Length of Visible Light 12h 46m
Length of Day
11h 50m
Last Quarter, 40% of the Moon is Illuminated
Mar 14
Last Quarter
Mar 20
New
Mar 27
First Quarter
Apr 4
Full
Apr 11
Last Quarter

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 32.0 °F 22.5 °F 19.0 °F 59% 30.36 in 10.0 mi SW 12.7 mph - N/A   Overcast
1:54 AM 30.9 °F 22.8 °F 19.9 °F 64% 30.34 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
2:54 AM 30.9 °F 24.3 °F 21.9 °F 69% 30.32 in 10.0 mi South 6.9 mph - N/A   Clear
3:54 AM 32.0 °F 25.6 °F 24.1 °F 73% 30.30 in 10.0 mi South 6.9 mph - N/A   Clear
4:31 AM 30.2 °F 22.6 °F 24.8 °F 80% 30.29 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
4:54 AM 30.9 °F 23.5 °F 25.0 °F 79% 30.27 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
5:05 AM 30.2 °F 23.4 °F 24.8 °F 80% 30.27 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
5:54 AM 30.9 °F 26.2 °F 26.1 °F 82% 30.26 in 10.0 mi South 4.6 mph - N/A   Clear
6:54 AM 32.0 °F - 27.0 °F 82% 30.25 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 33.1 °F - 28.0 °F 82% 30.23 in 10.0 mi Calm Calm - N/A   Overcast
8:54 AM 33.1 °F 30.0 °F 30.0 °F 89% 30.21 in 7.0 mi East 3.5 mph - 0.01 in Rain Light Rain
9:33 AM 33.8 °F - 32.0 °F 93% 30.20 in 6.0 mi Calm Calm - 0.01 in Rain Light Rain
9:54 AM 34.0 °F - 33.1 °F 96% 30.20 in 4.0 mi Calm Calm - 0.02 in Rain Light Rain
10:54 AM 35.1 °F - 34.0 °F 96% 30.17 in 4.0 mi Calm Calm - 0.05 in Rain Light Rain
11:19 AM 33.8 °F 28.6 °F 33.8 °F 100% 30.16 in 4.0 mi ENE 5.8 mph - 0.02 in Rain Light Rain
11:43 AM 35.6 °F 30.7 °F 33.8 °F 93% 30.15 in 4.0 mi ENE 5.8 mph - 0.05 in Rain Rain
11:54 AM 35.1 °F 30.1 °F 34.0 °F 96% 30.14 in 3.0 mi ENE 5.8 mph - 0.06 in Rain Rain
12:02 PM 33.8 °F 27.7 °F 33.8 °F 100% 30.14 in 2.0 mi ENE 6.9 mph - 0.01 in Rain Rain
12:28 PM 33.8 °F 26.4 °F 33.8 °F 100% 30.11 in 2.0 mi ENE 9.2 mph - 0.04 in Rain Light Rain
12:42 PM 35.6 °F 28.6 °F 33.8 °F 93% 30.11 in 1.5 mi ENE 9.2 mph - 0.05 in Rain Light Rain
12:54 PM 35.1 °F 27.9 °F 34.0 °F 96% 30.10 in 1.5 mi ENE 9.2 mph - 0.05 in Rain Light Rain
1:54 PM 36.0 °F 29.0 °F 35.1 °F 97% 30.05 in 1.0 mi ENE 9.2 mph - 0.06 in Rain Light Rain
2:08 PM 35.6 °F 28.0 °F 35.6 °F 100% 30.04 in 0.5 mi ENE 10.4 mph - 0.01 in Fog , Rain Light Rain
2:54 PM 36.0 °F 28.5 °F 36.0 °F 100% 29.99 in 0.5 mi ENE 10.4 mph - 0.05 in Fog , Rain Light Rain
3:54 PM 37.0 °F 28.5 °F 36.0 °F 96% 29.93 in 0.5 mi ENE 13.8 mph - 0.07 in Fog , Rain Rain
4:54 PM 37.0 °F 28.9 °F 37.0 °F 100% 29.86 in 0.5 mi NE 12.7 mph - 0.16 in Rain Rain
5:47 PM 37.4 °F 30.8 °F 37.4 °F 100% 29.82 in 1.0 mi NE 9.2 mph - 0.13 in Rain Rain
5:54 PM 37.9 °F 30.5 °F 37.9 °F 100% 29.81 in 1.0 mi NE 11.5 mph - 0.15 in Rain Rain
6:04 PM 39.2 °F 31.6 °F 39.2 °F 100% 29.80 in 2.0 mi NE 12.7 mph - 0.02 in Rain Rain
6:37 PM 37.4 °F 30.3 °F 37.4 °F 100% 29.77 in 0.8 mi NNE 10.4 mph - 0.09 in Rain Rain
6:54 PM 37.0 °F 29.8 °F 37.0 °F 100% 29.75 in 0.8 mi NNE 10.4 mph - 0.10 in Rain Light Rain
7:54 PM 39.0 °F 32.8 °F 39.0 °F 100% 29.72 in 0.5 mi NNW 9.2 mph - 0.01 in Fog Fog
8:12 PM 37.4 °F 30.3 °F 37.4 °F 100% 29.71 in 1.0 mi NW 10.4 mph - 0.00 in   Light Drizzle
8:45 PM 35.6 °F 27.5 °F 35.6 °F 100% 29.69 in 2.0 mi NW 11.5 mph - 0.00 in   Light Drizzle
8:54 PM 36.0 °F 27.1 °F 36.0 °F 100% 29.69 in 2.0 mi NW 13.8 mph 19.6 mph 0.00 in   Light Drizzle
9:54 PM 35.1 °F 26.4 °F 34.0 °F 96% 29.67 in 2.0 mi WNW 12.7 mph - 0.00 in   Overcast
10:54 PM 35.1 °F 26.9 °F 34.0 °F 96% 29.64 in 2.0 mi WNW 11.5 mph - 0.00 in   Light Drizzle
11:54 PM 35.1 °F 25.9 °F 34.0 °F 96% 29.63 in 2.0 mi WNW 13.8 mph - 0.00 in Rain Light Rain