Weather History for Groton, CT

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Tuesday, February 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 38 °F -  
Max Temperature 44 °F 37 °F 55 °F (1984)
Min Temperature 33 °F 18 °F -10 °F (1979)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 32 °F    
Average Humidity 81    
Maximum Humidity 100    
Minimum Humidity 51    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.75 in    
Wind  
Wind Speed 5 mph (West)    
Max Wind Speed 14 mph    
Max Gust Speed 22 mph    
Visibility 7 miles    
Events Fog    
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, 2013 Rise Set
Actual Time 6:46 AM EST 5:18 PM EST
Civil Twilight 6:18 AM EST 5:47 PM EST
Nautical Twilight 5:45 AM EST 6:19 PM EST
Astronomical Twilight 5:13 AM EST 6:51 PM EST
Moon 7:40 AM EST (2/12) 8:19 PM EST (2/12)
Length of Visible Light 11h 29m
Length of Day
10h 32m
Waxing Crescent, 7% of the Moon is Illuminated
Feb 12
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:13 AM 37.4 °F - 37.4 °F 100% 29.66 in 0.2 mi Calm Calm - N/A Fog Fog
12:20 AM 37.4 °F - 37.4 °F 100% 29.66 in 0.2 mi Calm Calm - N/A Fog Fog
12:43 AM 39.2 °F 35.9 °F 39.2 °F 100% 29.67 in 1.0 mi West 4.6 mph - N/A   Overcast
12:47 AM 37.4 °F 32.8 °F 37.4 °F 100% 29.68 in 3.0 mi WNW 5.8 mph - N/A   Overcast
12:56 AM 39.0 °F 36.8 °F 39.0 °F 100% 29.67 in 6.0 mi WNW 3.5 mph - N/A   Overcast
1:09 AM 39.2 °F 37.0 °F 39.2 °F 100% 29.66 in 8.0 mi SW 3.5 mph - N/A   Scattered Clouds
1:56 AM 37.9 °F 34.4 °F 37.9 °F 100% 29.67 in 5.0 mi WSW 4.6 mph - N/A   Scattered Clouds
2:00 AM 35.6 °F 32.8 °F 35.6 °F 100% 29.67 in 1.0 mi West 3.5 mph - N/A   Scattered Clouds
2:04 AM 33.8 °F 28.6 °F 33.8 °F 100% 29.67 in 0.2 mi West 5.8 mph - N/A Fog Fog
2:17 AM 33.8 °F 29.6 °F 33.8 °F 100% 29.68 in 1.0 mi WNW 4.6 mph - N/A   Mist
2:25 AM 35.6 °F 29.9 °F 35.6 °F 100% 29.69 in 1.5 mi West 6.9 mph - N/A   Partly Cloudy
2:30 AM 37.4 °F 32.1 °F 37.4 °F 100% 29.68 in 3.0 mi WNW 6.9 mph - N/A   Clear
2:56 AM 37.9 °F 34.4 °F 37.9 °F 100% 29.68 in 5.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
3:56 AM 39.0 °F 33.4 °F 34.0 °F 82% 29.70 in 10.0 mi NW 8.1 mph - N/A   Overcast
4:56 AM 39.0 °F 35.7 °F 34.0 °F 82% 29.71 in 9.0 mi West 4.6 mph - N/A   Overcast
5:56 AM 37.9 °F 34.4 °F 34.0 °F 86% 29.72 in 9.0 mi NW 4.6 mph - N/A   Scattered Clouds
6:56 AM 37.4 °F 33.8 °F 33.8 °F 87% 29.73 in 8.0 mi WNW 4.6 mph - N/A   Clear
7:56 AM 37.9 °F 32.1 °F 34.0 °F 86% 29.75 in 8.0 mi West 8.1 mph - N/A   Clear
8:56 AM 39.9 °F 33.9 °F 32.0 °F 73% 29.77 in 9.0 mi WSW 9.2 mph - N/A   Partly Cloudy
9:56 AM 42.1 °F 34.9 °F 28.0 °F 58% 29.78 in 10.0 mi West 13.8 mph 18.4 mph N/A   Overcast
10:56 AM 39.9 °F 32.1 °F 32.0 °F 73% 29.78 in 10.0 mi WSW 13.8 mph - N/A   Overcast
11:56 AM 39.9 °F 32.9 °F 32.0 °F 73% 29.78 in 8.0 mi WSW 11.5 mph - N/A   Overcast
12:56 PM 43.0 °F 36.8 °F 27.0 °F 53% 29.79 in 7.0 mi West 11.5 mph 21.9 mph N/A   Mostly Cloudy
1:56 PM 39.9 °F 32.9 °F 34.0 °F 79% 29.79 in 8.0 mi WSW 11.5 mph 19.6 mph N/A   Mostly Cloudy
2:56 PM 42.1 °F 36.6 °F 32.0 °F 67% 29.80 in 9.0 mi West 9.2 mph - N/A   Mostly Cloudy
3:56 PM 44.1 °F 37.7 °F 27.0 °F 51% 29.79 in 10.0 mi WNW 12.7 mph - N/A   Clear
4:56 PM 42.1 °F 36.6 °F 27.0 °F 55% 29.79 in 10.0 mi WNW 9.2 mph - N/A   Clear
5:56 PM 39.9 °F 35.8 °F 27.0 °F 60% 29.82 in 10.0 mi WNW 5.8 mph - N/A   Clear
6:56 PM 39.9 °F 32.9 °F 27.0 °F 60% 29.91 in 10.0 mi WSW 11.5 mph 17.3 mph N/A   Mostly Cloudy
7:56 PM 39.0 °F 32.8 °F 27.0 °F 62% 29.91 in 10.0 mi West 9.2 mph - N/A   Overcast
8:56 PM 39.0 °F 32.8 °F 26.1 °F 60% 29.91 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
9:56 PM 37.0 °F 33.3 °F 25.0 °F 62% 29.88 in 10.0 mi NW 4.6 mph - N/A   Clear
10:56 PM 35.1 °F 31.0 °F 25.0 °F 67% 29.87 in 10.0 mi West 4.6 mph - N/A   Clear
11:56 PM 34.0 °F 28.8 °F 25.0 °F 70% 29.88 in 10.0 mi West 5.8 mph - N/A   Clear