Weather History for Martha's Vineyard, MA

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Wednesday, July 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 76 °F -  
Max Temperature 82 °F 76 °F 90 °F (2002)
Min Temperature 70 °F 60 °F 46 °F (2005)
Cooling Degree Days 10    
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 81    
Maximum Humidity 91    
Minimum Humidity 62    
Precipitation  
Precipitation 0.09 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 9 mph (SW)    
Max Wind Speed 13 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jul. 04, 2012 Rise Set
Actual Time 5:14 AM EDT 8:19 PM EDT
Civil Twilight 4:41 AM EDT 8:52 PM EDT
Nautical Twilight 3:58 AM EDT 9:35 PM EDT
Astronomical Twilight 3:07 AM EDT 10:25 PM EDT
Moon 8:54 PM EDT (7/4) 6:14 AM EDT (7/4)
Length of Visible Light 16h 11m
Length of Day
15h 04m
Full, 99% of the Moon is Illuminated
Jul 4
Full
Jul 10
Last Quarter
Jul 19
New
Jul 26
First Quarter
Aug 1
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 71.1 °F - 66.9 °F 87% 29.88 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
1:53 AM 72.0 °F - 66.9 °F 84% 29.86 in 10.0 mi SSW 10.4 mph - N/A   Partly Cloudy
2:53 AM 71.1 °F - 66.9 °F 87% 29.84 in 10.0 mi SSW 9.2 mph - N/A   Clear
4:53 AM 72.0 °F - 68.0 °F 87% 29.84 in 10.0 mi South 10.4 mph - N/A   Overcast
5:53 AM 73.0 °F - 69.1 °F 87% 29.84 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
6:53 AM 73.0 °F - 69.1 °F 87% 29.85 in 9.0 mi SW 5.8 mph - 0.00 in Rain Light Rain
7:53 AM 70.0 °F - 66.0 °F 87% 29.85 in 5.0 mi SW 9.2 mph - 0.08 in Rain Rain
8:53 AM 71.1 °F - 66.9 °F 87% 29.83 in 10.0 mi SW 5.8 mph - 0.01 in Rain Light Rain
9:53 AM 73.0 °F - 66.9 °F 81% 29.82 in 10.0 mi WSW 3.5 mph - 0.00 in   Mostly Cloudy
10:53 AM 75.9 °F - 68.0 °F 76% 29.81 in 10.0 mi SW 9.2 mph 18.4 mph N/A   Overcast
11:53 AM 78.1 °F - 70.0 °F 76% 29.78 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
12:53 PM 79.0 °F - 69.1 °F 72% 29.78 in 10.0 mi SW 12.7 mph - N/A   Clear
1:53 PM 79.0 °F - 69.1 °F 72% 29.78 in 10.0 mi SW 10.4 mph 23.0 mph N/A   Clear
2:53 PM 81.0 °F 83.3 °F 66.9 °F 62% 29.78 in 10.0 mi SW 10.4 mph 19.6 mph N/A   Clear
3:53 PM 80.1 °F 82.9 °F 69.1 °F 69% 29.76 in 10.0 mi SW 11.5 mph - N/A   Clear
4:53 PM 79.0 °F - 69.1 °F 72% 29.74 in 10.0 mi SW 12.7 mph - N/A   Clear
5:53 PM 75.9 °F - 68.0 °F 76% 29.74 in 10.0 mi WSW 10.4 mph 19.6 mph N/A   Clear
6:53 PM 75.0 °F - 68.0 °F 79% 29.74 in 10.0 mi SW 11.5 mph - N/A   Clear
7:53 PM 73.0 °F - 68.0 °F 84% 29.73 in 10.0 mi SSW 5.8 mph - N/A   Clear
8:53 PM 72.0 °F - 68.0 °F 87% 29.73 in 10.0 mi SW 9.2 mph - N/A   Clear
10:53 PM 73.0 °F - 69.1 °F 87% 29.73 in 10.0 mi SW 8.1 mph - N/A   Clear
11:53 PM 72.0 °F - 69.1 °F 91% 29.72 in 10.0 mi SW 5.8 mph - N/A   Clear