Weather History for Groton, CT

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Saturday, February 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 37 °F 40 °F 57 °F (1976)
Min Temperature 30 °F 20 °F 3 °F (1991)
Degree Days  
Heating Degree Days 32    
Moisture  
Dew Point 32 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 73    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 5 mph (North)    
Max Wind Speed 16 mph    
Max Gust Speed 23 mph    
Visibility 5 miles    
Events Snow    
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. 16, 2013 Rise Set
Actual Time 6:41 AM EST 5:23 PM EST
Civil Twilight 6:13 AM EST 5:51 PM EST
Nautical Twilight 5:40 AM EST 6:24 PM EST
Astronomical Twilight 5:08 AM EST 6:56 PM EST
Moon 9:47 AM EST (2/16) No Moon Set
Length of Visible Light 11h 38m
Length of Day
10h 42m
Waxing Crescent, 39% of the Moon is Illuminated
Feb 16
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
12:31 AM 32.0 °F - 32.0 °F 100% 29.93 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
12:39 AM 30.2 °F - 30.2 °F 100% 29.92 in 1.2 mi Calm Calm - N/A   Scattered Clouds
12:47 AM 33.8 °F - 33.8 °F 100% 29.92 in 3.0 mi Calm Calm - N/A   Partly Cloudy
12:52 AM 32.0 °F - 32.0 °F 100% 29.92 in 1.8 mi Calm Calm - N/A   Clear
12:56 AM 30.0 °F - 30.0 °F 100% 29.93 in 1.2 mi Calm Calm - N/A   Clear
1:12 AM 30.2 °F - 30.2 °F 100% 29.92 in 3.0 mi Calm Calm - N/A   Clear
1:29 AM 30.2 °F 25.4 °F 30.2 °F 100% 29.92 in 2.5 mi North 4.6 mph - N/A   Partly Cloudy
1:56 AM 32.0 °F 28.7 °F 32.0 °F 100% 29.92 in 2.0 mi East 3.5 mph - N/A   Overcast
2:09 AM 30.2 °F - 30.2 °F 100% 29.92 in 3.0 mi Calm Calm - N/A   Overcast
2:26 AM 32.0 °F - 32.0 °F 100% 29.92 in 2.5 mi Calm Calm - N/A   Overcast
2:33 AM 32.0 °F 28.7 °F 32.0 °F 100% 29.92 in 3.0 mi NE 3.5 mph - N/A   Overcast
2:56 AM 32.0 °F 28.7 °F 32.0 °F 100% 29.91 in 2.5 mi NNW 3.5 mph - N/A   Overcast
3:04 AM 32.0 °F 27.5 °F 32.0 °F 100% 29.91 in 2.0 mi North 4.6 mph - N/A   Overcast
3:20 AM 33.8 °F 30.8 °F 33.8 °F 100% 29.90 in 3.0 mi North 3.5 mph - N/A   Overcast
3:56 AM 37.0 °F 28.9 °F 30.9 °F 79% 29.90 in 8.0 mi North 12.7 mph - N/A   Mostly Cloudy
4:56 AM 36.0 °F 27.5 °F 30.9 °F 82% 29.90 in 10.0 mi North 12.7 mph - N/A   Overcast
5:56 AM 35.6 °F 26.6 °F 32.0 °F 87% 29.90 in 10.0 mi North 13.8 mph - N/A   Overcast
6:56 AM 35.1 °F 25.9 °F 32.0 °F 89% 29.91 in 9.0 mi NNW 13.8 mph - N/A   Overcast
7:40 AM 33.8 °F 26.4 °F 33.8 °F 100% 29.92 in 2.5 mi North 9.2 mph - 0.00 in Snow Light Snow
7:56 AM 34.0 °F 26.0 °F 33.1 °F 96% 29.93 in 2.5 mi North 10.4 mph - 0.00 in Snow Light Snow
8:04 AM 33.8 °F 25.8 °F 33.8 °F 100% 29.93 in 4.0 mi North 10.4 mph - 0.00 in Snow Light Snow
8:56 AM 35.1 °F 26.4 °F 33.1 °F 92% 29.91 in 8.0 mi North 12.7 mph - 0.00 in   Overcast
9:56 AM 37.0 °F 28.9 °F 32.0 °F 82% 29.90 in 10.0 mi NNE 12.7 mph - N/A   Overcast
10:56 AM 37.0 °F 29.8 °F 30.0 °F 76% 29.91 in 10.0 mi North 10.4 mph - N/A   Overcast
11:56 AM 37.9 °F 32.1 °F 30.0 °F 73% 29.88 in 10.0 mi North 8.1 mph - N/A   Overcast
12:56 PM 37.0 °F 28.9 °F 30.9 °F 79% 29.87 in 9.0 mi NNW 12.7 mph - N/A   Overcast
1:56 PM 36.0 °F 28.5 °F 32.0 °F 86% 29.85 in 5.0 mi NNW 10.4 mph - 0.00 in Snow Light Snow
2:46 PM 35.6 °F 28.0 °F 33.8 °F 93% 29.83 in 6.0 mi NNW 10.4 mph - 0.00 in   Overcast
2:56 PM 35.1 °F 27.9 °F 33.1 °F 92% 29.84 in 4.0 mi NNW 9.2 mph - 0.00 in Snow Light Snow
3:19 PM 35.6 °F 28.6 °F 33.8 °F 93% 29.83 in 4.0 mi NNW 9.2 mph - 0.00 in Snow Light Snow
3:30 PM 35.6 °F 28.0 °F 33.8 °F 93% 29.82 in 5.0 mi NNW 10.4 mph - 0.00 in Snow Light Snow
3:56 PM 35.1 °F 28.6 °F 33.1 °F 92% 29.82 in 3.0 mi North 8.1 mph - 0.00 in Snow Light Snow
4:06 PM 35.6 °F 28.6 °F 33.8 °F 93% 29.81 in 4.0 mi North 9.2 mph - 0.00 in Snow Light Snow
4:56 PM 34.0 °F 26.6 °F 32.0 °F 92% 29.82 in 3.0 mi NNE 9.2 mph 16.1 mph 0.00 in Snow Light Snow
5:31 PM 33.8 °F 29.6 °F 32.0 °F 93% 29.83 in 2.5 mi NNE 4.6 mph - 0.00 in Snow Light Snow
5:56 PM 33.1 °F 30.0 °F 33.1 °F 100% 29.82 in 2.5 mi NE 3.5 mph - 0.00 in Snow Light Snow
5:58 PM 33.8 °F 30.8 °F 33.8 °F 100% 29.82 in 1.2 mi NNE 3.5 mph - 0.00 in Snow Light Snow
6:21 PM 33.8 °F 29.6 °F 33.8 °F 100% 29.81 in 2.0 mi North 4.6 mph - 0.00 in Snow Light Snow
6:32 PM 33.8 °F 30.8 °F 33.8 °F 100% 29.81 in 3.0 mi North 3.5 mph - 0.00 in Snow Light Snow
6:56 PM 33.1 °F 28.7 °F 33.1 °F 100% 29.80 in 4.0 mi North 4.6 mph - 0.00 in Snow Light Snow
7:56 PM 34.0 °F 28.8 °F 32.0 °F 92% 29.78 in 7.0 mi North 5.8 mph - 0.00 in   Overcast
8:56 PM 34.0 °F 27.2 °F 28.9 °F 82% 29.76 in 9.0 mi North 8.1 mph - N/A   Overcast
9:56 PM 33.1 °F 23.4 °F 30.9 °F 92% 29.73 in 3.0 mi North 13.8 mph - 0.00 in Snow Light Snow
10:56 PM 32.0 °F 24.8 °F 27.0 °F 82% 29.70 in 10.0 mi North 8.1 mph - 0.00 in   Overcast
11:56 PM 32.0 °F 21.2 °F 25.0 °F 75% 29.66 in 5.0 mi North 16.1 mph 23.0 mph 0.00 in Snow Light Snow