Winthrop, MA

12:04 PM EST on December 06, 2016 (GMT -0500)
Logan International

Weather History for KBOS - May, 2015

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Friday, May 29, 2015

  Actual Average Record
Temperature  
Mean Temperature 64 °F 62 °F  
Max Temperature 72 °F 70 °F 94 °F (1929)
Min Temperature 55 °F 54 °F 39 °F (1902)
Degree Days  
Heating Degree Days 1 5  
Month to date heating degree days 135 237  
Since 1 July heating degree days 5929 5618  
Cooling Degree Days 0 2  
Month to date cooling degree days 53 19  
Year to date cooling degree days 53 22  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 80    
Maximum Humidity 100    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in 0.13 in 1.63 in (1990)
Month to date precipitation 0.31 3.24  
Year to date precipitation 12.58 17.91  
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 8 mph (NE)    
Max Wind Speed 17 mph    
Max Gust Speed 20 mph    
Visibility 8 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

May. 29, 2015 Rise Set
Actual Time 5:11 AM EDT 8:11 PM EDT
Civil Twilight 4:37 AM EDT 8:45 PM EDT
Nautical Twilight 3:55 AM EDT 9:28 PM EDT
Astronomical Twilight 3:04 AM EDT 10:19 PM EDT
Moon 4:13 PM EDT (5/29) 2:57 AM EDT (5/29)
Length of Visible Light 16h 07m
Length of Day
15h 00m
Waxing Gibbous, 84% of the Moon is Illuminated
May 29
Waxing Gibbous
Jun 2
Full
Jun 9
Last Quarter
Jun 16
New
Jun 24
First 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 68.0 °F 54.0 °F 61% 30.22 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
1:54 AM 66.9 °F 55.0 °F 66% 30.22 in 10.0 mi WNW 10.4 mph - N/A   Partly Cloudy
2:54 AM 66.0 °F 55.0 °F 68% 30.22 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
3:54 AM 64.9 °F 55.0 °F 70% 30.23 in 10.0 mi NW 11.5 mph - N/A   Partly Cloudy
4:54 AM 64.0 °F 55.0 °F 73% 30.25 in 10.0 mi NW 8.1 mph - N/A   Clear
5:54 AM 64.0 °F 55.9 °F 75% 30.26 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
6:54 AM 66.9 °F 55.9 °F 68% 30.28 in 10.0 mi NNW 4.6 mph - N/A   Partly Cloudy
7:54 AM 70.0 °F 57.0 °F 63% 30.29 in 10.0 mi North 5.8 mph - N/A   Partly Cloudy
8:54 AM 71.1 °F 57.9 °F 63% 30.30 in 10.0 mi NNE 9.2 mph - N/A   Scattered Clouds
9:54 AM 71.1 °F 57.9 °F 63% 30.30 in 10.0 mi ENE 10.4 mph - N/A   Scattered Clouds
10:54 AM 69.1 °F 57.9 °F 68% 30.31 in 10.0 mi ENE 16.1 mph - N/A   Mostly Cloudy
11:54 AM 66.9 °F 59.0 °F 76% 30.31 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
12:54 PM 69.1 °F 59.0 °F 70% 30.31 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
1:54 PM 66.0 °F 59.0 °F 78% 30.30 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
2:16 PM 64.4 °F 59.0 °F 83% 30.30 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
2:54 PM 66.2 °F 60.8 °F 83% 30.30 in 10.0 mi East 9.2 mph - N/A Fog Patches of Fog
3:54 PM 62.6 °F 59.0 °F 88% 30.28 in 7.0 mi East 8.1 mph - N/A Fog Patches of Fog
4:54 PM 60.8 °F 57.2 °F 88% 30.27 in 7.0 mi ENE 9.2 mph - N/A Fog Patches of Fog
5:50 PM 57.2 °F 57.2 °F 100% 30.26 in 0.2 mi East 9.2 mph - N/A Fog Patches of Fog
5:54 PM 57.2 °F 57.2 °F 100% 30.26 in 0.2 mi East 9.2 mph - N/A Fog Patches of Fog
6:11 PM 57.2 °F 55.4 °F 94% 30.26 in 0.2 mi East 8.1 mph - N/A Fog Fog
6:54 PM 55.9 °F 55.9 °F 100% 30.26 in 0.2 mi East 6.9 mph - N/A Fog Fog
7:54 PM 55.4 °F 55.4 °F 100% 30.26 in 0.2 mi ENE 6.9 mph - N/A Fog Patches of Fog
8:08 PM 55.4 °F 55.4 °F 100% 30.25 in 6.0 mi East 5.8 mph - N/A Fog Patches of Fog
8:54 PM 55.9 °F 55.0 °F 97% 30.25 in 10.0 mi ENE 6.9 mph - N/A Fog Patches of Fog
9:54 PM 57.0 °F 55.9 °F 96% 30.25 in 10.0 mi NE 4.6 mph - N/A Fog Patches of Fog
10:17 PM 59.0 °F 55.4 °F 88% 30.25 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
10:54 PM 60.1 °F 55.9 °F 86% 30.25 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:54 PM 61.0 °F 57.0 °F 87% 30.24 in 10.0 mi Calm Calm - N/A   Mostly Cloudy