Winthrop, MA

9:38 PM EST on February 24, 2017 (GMT -0500)
Logan International

Weather History for KBOS - April, 2011

Change the Weather History Date:

Sunday, April 17, 2011

  Actual Average Record
Temperature  
Mean Temperature 55 °F 49 °F  
Max Temperature 63 °F 56 °F 93 °F (2002)
Min Temperature 46 °F 41 °F 26 °F (1930)
Degree Days  
Heating Degree Days 10 16  
Month to date heating degree days 296 326  
Since 1 July heating degree days 5131 5197  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 61    
Maximum Humidity 93    
Minimum Humidity 28    
Precipitation  
Precipitation 0.96 in 0.12 in 2.47 in (1954)
Month to date precipitation 3.41 2.28  
Year to date precipitation 14.65 13.21  
Snow  
Snow 0.00 in 0.00 in 0.60 in (1935)
Month to date snowfall 0.9 1.6  
Since 1 July snowfall 81.0 43.5  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.57 in    
Wind  
Wind Speed 18 mph (SW)    
Max Wind Speed 30 mph    
Max Gust Speed 36 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Apr. 17, 2011 Rise Set
Actual Time 6:00 AM EDT 7:27 PM EDT
Civil Twilight 5:31 AM EDT 7:56 PM EDT
Nautical Twilight 4:55 AM EDT 8:32 PM EDT
Astronomical Twilight 4:18 AM EDT 9:10 PM EDT
Moon 7:23 PM EDT (4/17) 5:15 AM EDT (4/17)
Length of Visible Light 14h 25m
Length of Day
13h 27m
Full, 100% of the Moon is Illuminated
Apr 17
Full
Apr 17
Full
Apr 24
Last Quarter
May 3
New
May 10
First 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 46.0 °F 37.8 °F 43.0 °F 89% 29.80 in 4.0 mi SE 23.0 mph 29.9 mph 0.07 in Rain Light Rain
1:54 AM 46.9 °F - 45.0 °F 93% 29.75 in 3.0 mi SE 20.7 mph - 0.05 in Rain Rain
2:04 AM 48.2 °F - 44.6 °F 87% 29.73 in 2.0 mi SE 25.3 mph 31.1 mph 0.05 in Rain Heavy Rain
2:14 AM 48.2 °F - 44.6 °F 87% 29.72 in 4.0 mi SE 23.0 mph 33.4 mph 0.10 in Rain Rain
2:54 AM 48.0 °F - 46.0 °F 93% 29.69 in 3.0 mi SE 19.6 mph 28.8 mph 0.18 in Rain Rain
3:54 AM 48.9 °F - 46.9 °F 93% 29.57 in 3.0 mi ESE 24.2 mph - 0.22 in Rain Rain
4:54 AM 52.0 °F - 48.9 °F 89% 29.48 in 10.0 mi SE 24.2 mph 31.1 mph 0.10 in Rain Light Rain
5:48 AM 55.4 °F - 53.6 °F 94% 29.44 in 2.5 mi South 21.9 mph 29.9 mph 0.18 in Rain Heavy Rain
5:54 AM 55.0 °F - 53.1 °F 93% 29.44 in 2.5 mi SSE 17.3 mph 29.9 mph 0.22 in Rain Heavy Rain
6:13 AM 55.4 °F - 53.6 °F 94% 29.42 in 3.0 mi South 21.9 mph 27.6 mph 0.14 in Rain Rain
6:54 AM 57.0 °F - 54.0 °F 89% 29.41 in 7.0 mi South 20.7 mph - 0.18 in   Overcast
7:20 AM 57.2 °F - 53.6 °F 88% 29.42 in 7.0 mi SSW 23.0 mph 32.2 mph N/A   Overcast
7:54 AM 55.0 °F - 53.1 °F 93% 29.44 in 4.0 mi SSW 17.3 mph 24.2 mph 0.00 in Rain Light Rain
8:27 AM 55.4 °F - 53.6 °F 94% 29.45 in 7.0 mi SSW 10.4 mph - 0.01 in   Overcast
8:38 AM 55.4 °F - 53.6 °F 94% 29.45 in 10.0 mi SW 11.5 mph - 0.01 in   Mostly Cloudy
8:54 AM 57.0 °F - 53.1 °F 87% 29.46 in 10.0 mi SW 15.0 mph - 0.01 in   Mostly Cloudy
9:15 AM 57.2 °F - 51.8 °F 82% 29.47 in 10.0 mi WSW 16.1 mph - N/A   Mostly Cloudy
9:54 AM 61.0 °F - 50.0 °F 67% 29.49 in 10.0 mi WSW 19.6 mph 31.1 mph N/A   Mostly Cloudy
10:54 AM 62.1 °F - 46.9 °F 58% 29.50 in 10.0 mi WSW 17.3 mph 31.1 mph N/A   Mostly Cloudy
11:36 AM 57.2 °F - 44.6 °F 63% 29.52 in 10.0 mi West 20.7 mph 35.7 mph 0.00 in Rain Light Rain
11:54 AM 57.9 °F - 44.1 °F 60% 29.52 in 10.0 mi WNW 18.4 mph 29.9 mph 0.00 in   Mostly Cloudy
12:54 PM 59.0 °F - 44.1 °F 58% 29.53 in 10.0 mi West 20.7 mph 24.2 mph N/A   Mostly Cloudy
1:54 PM 57.0 °F - 44.1 °F 62% 29.57 in 10.0 mi West 18.4 mph 28.8 mph 0.00 in   Mostly Cloudy
2:54 PM 57.9 °F - 39.9 °F 51% 29.57 in 10.0 mi West 15.0 mph 29.9 mph N/A   Scattered Clouds
3:54 PM 57.9 °F - 37.9 °F 47% 29.58 in 10.0 mi West 20.7 mph 27.6 mph N/A   Scattered Clouds
4:54 PM 57.9 °F - 33.1 °F 39% 29.59 in 10.0 mi West 20.7 mph 32.2 mph N/A   Scattered Clouds
5:54 PM 59.0 °F - 33.1 °F 38% 29.61 in 10.0 mi West 10.4 mph 24.2 mph N/A   Scattered Clouds
6:54 PM 57.9 °F - 30.9 °F 36% 29.62 in 10.0 mi West 11.5 mph 20.7 mph N/A   Mostly Cloudy
7:54 PM 57.0 °F - 24.1 °F 28% 29.65 in 10.0 mi WSW 15.0 mph - N/A   Scattered Clouds
8:54 PM 55.0 °F - 24.1 °F 30% 29.68 in 10.0 mi WSW 10.4 mph - N/A   Partly Cloudy
9:54 PM 53.1 °F - 30.9 °F 43% 29.70 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
10:54 PM 53.1 °F - 32.0 °F 45% 29.71 in 10.0 mi SW 17.3 mph 25.3 mph 0.00 in   Mostly Cloudy
11:54 PM 52.0 °F - 36.0 °F 54% 29.73 in 10.0 mi SW 18.4 mph 26.5 mph 0.00 in   Mostly Cloudy