Weather History for Martha's Vineyard, MA

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Thursday, February 12, 2009

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 53 °F 37 °F 54 °F (1981)
Min Temperature 42 °F 20 °F -1 °F (1979)
Degree Days  
Heating Degree Days 18    
Moisture  
Dew Point 39 °F    
Average Humidity 78    
Maximum Humidity 93    
Minimum Humidity 55    
Precipitation  
Precipitation 0.13 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.31 in    
Wind  
Wind Speed 16 mph (WSW)    
Max Wind Speed 26 mph    
Max Gust Speed 41 mph    
Visibility 6 miles    
Events Fog , 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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Date:

Astronomy

Feb. 12, 2009 Rise Set
Actual Time 6:41 AM EST 5:12 PM EST
Civil Twilight 6:12 AM EST 5:41 PM EST
Nautical Twilight 5:40 AM EST 6:13 PM EST
Astronomical Twilight 5:08 AM EST 6:46 PM EST
Moon 9:08 PM EST (2/12) 7:56 AM EST (2/12)
Length of Visible Light 11h 28m
Length of Day
10h 31m
Waning Gibbous, 88% of the Moon is Illuminated
Feb 12
Waning Gibbous
Feb 16
Last Quarter
Feb 24
New
Mar 4
First Quarter
Mar 10
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 46.4 °F 42.4 °F 44.6 °F 93% 29.56 in 0.2 mi SW 8.1 mph - N/A Fog Fog
12:53 AM 46.0 °F 40.6 °F 44.1 °F 93% 29.52 in 0.2 mi SSW 11.5 mph - N/A Fog Fog
1:53 AM 46.0 °F 40.2 °F 43.0 °F 89% 29.45 in 0.2 mi SSW 12.7 mph - N/A Fog Fog
2:03 AM 46.4 °F 39.8 °F 44.6 °F 93% 29.45 in 0.5 mi SSW 16.1 mph 20.7 mph N/A Fog Fog
2:39 AM 46.4 °F 39.5 °F 44.6 °F 93% 29.42 in 1.8 mi SW 17.3 mph 24.2 mph 0.00 in Rain Light Rain
2:43 AM 46.4 °F 39.2 °F 44.6 °F 93% 29.42 in 3.0 mi SW 18.4 mph 24.2 mph 0.01 in Rain Rain
2:53 AM 46.9 °F - 44.1 °F 90% 29.41 in 3.0 mi SW 17.3 mph - 0.03 in Rain Rain
3:53 AM 46.9 °F - 45.0 °F 93% 29.35 in 4.0 mi SW 18.4 mph 27.6 mph 0.10 in Rain Light Rain
4:30 AM 44.6 °F 37.8 °F 42.8 °F 93% 29.31 in 2.5 mi SSW 15.0 mph - 0.00 in   Overcast
4:38 AM 44.6 °F 37.8 °F 42.8 °F 93% 29.31 in 2.5 mi SW 15.0 mph - 0.00 in   Overcast
4:48 AM 44.6 °F 37.2 °F 42.8 °F 93% 29.30 in 4.0 mi SW 17.3 mph - 0.00 in   Overcast
4:53 AM 45.0 °F 37.6 °F 43.0 °F 93% 29.30 in 4.0 mi SW 17.3 mph - 0.00 in   Overcast
5:06 AM 46.4 °F 39.2 °F 44.6 °F 93% 29.29 in 4.0 mi SW 18.4 mph 25.3 mph N/A   Overcast
5:53 AM 46.0 °F 39.0 °F 43.0 °F 89% 29.28 in 5.0 mi SW 17.3 mph 24.2 mph N/A   Mostly Cloudy
6:09 AM 46.4 °F 40.4 °F 44.6 °F 93% 29.27 in 6.0 mi SW 13.8 mph 23.0 mph N/A   Scattered Clouds
7:53 AM 46.9 °F - 43.0 °F 86% 29.25 in 6.0 mi SW 16.1 mph 24.2 mph N/A   Overcast
8:53 AM 51.1 °F - 43.0 °F 74% 29.23 in 10.0 mi WSW 25.3 mph 39.1 mph N/A   Overcast
10:53 AM 53.1 °F - 37.0 °F 55% 29.19 in 10.0 mi WSW 25.3 mph 41.4 mph N/A   Clear
11:53 AM 48.9 °F - 35.1 °F 59% 29.18 in 10.0 mi West 24.2 mph 35.7 mph N/A   Overcast
12:53 PM 48.9 °F - 34.0 °F 56% 29.18 in 10.0 mi West 23.0 mph 34.5 mph N/A   Overcast
1:53 PM 46.9 °F - 34.0 °F 61% 29.20 in 10.0 mi West 17.3 mph 26.5 mph N/A   Overcast
2:53 PM 48.0 °F - 33.1 °F 56% 29.21 in 10.0 mi West 18.4 mph 33.4 mph N/A   Overcast
3:53 PM 46.0 °F 37.6 °F 34.0 °F 63% 29.22 in 10.0 mi West 24.2 mph 39.1 mph N/A   Overcast
4:53 PM 45.0 °F 36.6 °F 35.1 °F 68% 29.24 in 10.0 mi West 21.9 mph 29.9 mph N/A   Overcast
5:53 PM 44.1 °F 35.9 °F 34.0 °F 68% 29.24 in 10.0 mi West 19.6 mph 28.8 mph N/A   Overcast
6:53 PM 42.1 °F 34.5 °F 34.0 °F 73% 29.26 in 10.0 mi West 15.0 mph 25.3 mph N/A   Clear
7:53 PM 45.0 °F 37.4 °F 30.9 °F 58% 29.27 in 10.0 mi West 18.4 mph 36.8 mph N/A   Overcast
8:53 PM 44.1 °F 36.2 °F 30.9 °F 60% 29.30 in 10.0 mi WNW 18.4 mph 31.1 mph N/A   Scattered Clouds
9:53 PM 42.1 °F 33.1 °F 30.9 °F 65% 29.33 in 10.0 mi West 20.7 mph 28.8 mph N/A   Clear
10:53 PM 42.1 °F 31.9 °F 30.9 °F 65% 29.34 in 10.0 mi WNW 26.5 mph 34.5 mph N/A   Mostly Cloudy
11:53 PM 42.1 °F 32.8 °F 30.9 °F 65% 29.37 in 10.0 mi WNW 21.9 mph 34.5 mph N/A   Mostly Cloudy