Weather History for Nantucket, MA

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Thursday, January 20, 2011

  Actual Average Record
Temperature  
Mean Temperature 32 °F -  
Max Temperature 35 °F 36 °F 50 °F (2013)
Min Temperature 28 °F 21 °F 9 °F (1977)
Degree Days  
Heating Degree Days 34    
Moisture  
Dew Point 25 °F    
Average Humidity 77    
Maximum Humidity 93    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 11 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
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

Jan. 20, 2011 Rise Set
Actual Time 7:01 AM EST 4:41 PM EST
Civil Twilight 6:31 AM EST 5:11 PM EST
Nautical Twilight 5:57 AM EST 5:45 PM EST
Astronomical Twilight 5:24 AM EST 6:18 PM EST
Moon 6:01 PM EST (1/20) 7:17 AM EST (1/20)
Length of Visible Light 10h 40m
Length of Day
9h 40m
Full, 99% of the Moon is Illuminated
Jan 20
Full
Jan 26
Last Quarter
Feb 2
New
Feb 11
First Quarter
Feb 18
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:21 AM 35.6 °F 28.0 °F 33.8 °F 93% 29.78 in 4.0 mi WNW 10.4 mph - N/A   Overcast
12:46 AM 35.6 °F 28.0 °F 33.8 °F 93% 29.79 in 10.0 mi WNW 10.4 mph - N/A   Overcast
12:53 AM 35.1 °F 27.4 °F 33.1 °F 92% 29.79 in 10.0 mi WNW 10.4 mph - N/A   Overcast
1:10 AM 35.6 °F 27.1 °F 33.8 °F 93% 29.80 in 7.0 mi WNW 12.7 mph - N/A   Overcast
1:53 AM 35.1 °F 26.4 °F 33.1 °F 92% 29.82 in 10.0 mi WNW 12.7 mph - N/A   Overcast
2:16 AM 35.6 °F 27.5 °F 33.8 °F 93% 29.82 in 10.0 mi WNW 11.5 mph - N/A   Overcast
2:38 AM 33.8 °F 24.3 °F 32.0 °F 93% 29.83 in 10.0 mi NW 13.8 mph - N/A   Overcast
2:53 AM 34.0 °F 24.6 °F 32.0 °F 92% 29.83 in 10.0 mi NW 13.8 mph - N/A   Overcast
3:25 AM 33.8 °F 25.3 °F 30.2 °F 87% 29.84 in 10.0 mi WNW 11.5 mph - N/A   Overcast
3:53 AM 33.1 °F 23.9 °F 30.0 °F 89% 29.85 in 10.0 mi WNW 12.7 mph - N/A   Overcast
4:53 AM 33.1 °F 23.9 °F 30.0 °F 89% 29.87 in 10.0 mi WNW 12.7 mph - N/A   Overcast
5:12 AM 33.8 °F 24.3 °F 28.4 °F 81% 29.87 in 10.0 mi WNW 13.8 mph - N/A   Overcast
5:34 AM 32.0 °F 22.1 °F 28.4 °F 87% 29.89 in 10.0 mi WNW 13.8 mph - N/A   Overcast
5:53 AM 32.0 °F 21.6 °F 27.0 °F 82% 29.90 in 10.0 mi NW 15.0 mph 21.9 mph N/A   Overcast
6:02 AM 30.2 °F 18.9 °F 26.6 °F 86% 29.91 in 10.0 mi WNW 16.1 mph - N/A   Overcast
6:53 AM 30.0 °F 19.5 °F 25.0 °F 82% 29.93 in 10.0 mi NW 13.8 mph - N/A   Overcast
7:53 AM 30.0 °F 19.5 °F 23.0 °F 75% 29.95 in 10.0 mi NNW 13.8 mph - N/A   Scattered Clouds
8:53 AM 30.9 °F 19.1 °F 21.9 °F 69% 29.96 in 10.0 mi NNW 18.4 mph 25.3 mph N/A   Clear
9:53 AM 32.0 °F 21.2 °F 21.9 °F 66% 29.98 in 10.0 mi NW 16.1 mph 24.2 mph N/A   Clear
10:53 AM 32.0 °F 21.6 °F 21.0 °F 64% 29.97 in 10.0 mi NW 15.0 mph 20.7 mph N/A   Clear
11:53 AM 33.1 °F 23.9 °F 21.0 °F 61% 29.96 in 10.0 mi NW 12.7 mph - N/A   Clear
12:53 PM 33.1 °F 24.9 °F 19.9 °F 59% 29.97 in 10.0 mi WNW 10.4 mph - N/A   Partly Cloudy
1:33 PM 33.8 °F 23.9 °F 21.2 °F 60% 29.98 in 10.0 mi West 15.0 mph 19.6 mph N/A   Mostly Cloudy
1:53 PM 33.1 °F 23.4 °F 21.0 °F 61% 29.98 in 10.0 mi WSW 13.8 mph - N/A   Overcast
2:28 PM 33.8 °F 24.3 °F 21.2 °F 60% 29.97 in 10.0 mi West 13.8 mph - N/A   Scattered Clouds
2:53 PM 33.1 °F 25.5 °F 21.0 °F 61% 29.97 in 10.0 mi WNW 9.2 mph - N/A   Clear
3:53 PM 32.0 °F 24.8 °F 19.9 °F 61% 29.97 in 10.0 mi West 8.1 mph - N/A   Clear
4:53 PM 30.0 °F 26.5 °F 19.9 °F 66% 29.97 in 10.0 mi West 3.5 mph - N/A   Clear
5:53 PM 28.0 °F 22.8 °F 19.0 °F 69% 29.97 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
6:53 PM 28.9 °F 25.2 °F 19.0 °F 67% 29.96 in 10.0 mi WNW 3.5 mph - N/A   Clear
7:53 PM 30.0 °F 26.5 °F 19.0 °F 64% 29.96 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
8:53 PM 30.0 °F 25.2 °F 21.0 °F 69% 29.94 in 10.0 mi West 4.6 mph - N/A   Mostly Cloudy
9:53 PM 30.0 °F - 23.0 °F 75% 29.91 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:18 PM 28.4 °F - 23.0 °F 80% 29.90 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:25 PM 28.4 °F - 23.0 °F 80% 29.90 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 PM 30.9 °F 26.2 °F 23.0 °F 72% 29.89 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
11:53 PM 30.9 °F 24.3 °F 24.1 °F 76% 29.84 in 10.0 mi South 6.9 mph - N/A   Overcast