Weather History for Groton, CT

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Thursday, October 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 67 °F -  
Max Temperature 71 °F 67 °F 81 °F (1967)
Min Temperature 64 °F 47 °F 33 °F (1974)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 64 °F    
Average Humidity 92    
Maximum Humidity 100    
Minimum Humidity 81    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 4 mph (NNE)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 4 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

Oct. 04, 2012 Rise Set
Actual Time 6:48 AM EDT 6:24 PM EDT
Civil Twilight 6:20 AM EDT 6:51 PM EDT
Nautical Twilight 5:48 AM EDT 7:23 PM EDT
Astronomical Twilight 5:16 AM EDT 7:55 PM EDT
Moon 8:54 PM EDT (10/4) 11:05 AM EDT (10/4)
Length of Visible Light 12h 30m
Length of Day
11h 35m
Waning Gibbous, 82% of the Moon is Illuminated
Oct 4
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:17 AM 66.2 °F 66.2 °F 100% 30.12 in 1.0 mi North 4.6 mph - 0.00 in Rain Light Rain
12:36 AM 66.2 °F 64.4 °F 94% 30.11 in 2.0 mi NNE 4.6 mph - 0.00 in   Overcast
12:46 AM 66.2 °F 64.4 °F 94% 30.11 in 1.0 mi NE 3.5 mph - 0.00 in   Overcast
12:54 AM 66.2 °F 64.4 °F 94% 30.11 in 0.8 mi ENE 4.6 mph - 0.00 in   Overcast
12:56 AM 66.9 °F 64.9 °F 93% 30.11 in 0.8 mi ENE 3.5 mph - 0.00 in   Overcast
1:15 AM 66.2 °F 64.4 °F 94% 30.12 in 1.5 mi North 3.5 mph - N/A   Overcast
1:21 AM 66.2 °F 64.4 °F 94% 30.12 in 3.0 mi NNE 3.5 mph - N/A   Overcast
1:45 AM 66.2 °F 64.4 °F 94% 30.12 in 1.8 mi North 4.6 mph - N/A   Overcast
1:56 AM 66.0 °F 64.9 °F 96% 30.12 in 2.0 mi North 5.8 mph - N/A   Overcast
2:05 AM 66.2 °F 64.4 °F 94% 30.11 in 1.2 mi NNE 4.6 mph - N/A   Overcast
2:23 AM 64.4 °F 64.4 °F 100% 30.11 in 3.0 mi NNE 5.8 mph - N/A   Overcast
2:56 AM 64.9 °F 63.0 °F 93% 30.12 in 3.0 mi North 3.5 mph - N/A   Overcast
3:10 AM 64.4 °F 62.6 °F 94% 30.12 in 2.5 mi North 4.6 mph - N/A   Overcast
3:26 AM 64.4 °F 62.6 °F 94% 30.12 in 1.5 mi North 4.6 mph - N/A   Overcast
3:56 AM 64.0 °F 63.0 °F 96% 30.11 in 1.5 mi NE 4.6 mph - N/A   Overcast
4:15 AM 64.4 °F 62.6 °F 94% 30.12 in 2.0 mi North 3.5 mph - N/A   Overcast
4:53 AM 64.4 °F 62.6 °F 94% 30.12 in 3.0 mi North 5.8 mph - N/A   Overcast
4:56 AM 64.0 °F 62.1 °F 93% 30.12 in 4.0 mi NNE 5.8 mph - N/A   Overcast
5:56 AM 64.0 °F 62.1 °F 93% 30.12 in 4.0 mi North 4.6 mph - N/A   Overcast
6:44 AM 64.4 °F 62.6 °F 94% 30.13 in 4.0 mi North 3.5 mph - N/A   Overcast
6:56 AM 64.0 °F 62.1 °F 93% 30.12 in 5.0 mi North 5.8 mph - N/A   Overcast
7:56 AM 64.0 °F 62.1 °F 93% 30.13 in 4.0 mi NE 3.5 mph - N/A   Overcast
8:56 AM 64.9 °F 62.1 °F 90% 30.14 in 5.0 mi Calm Calm - N/A   Overcast
9:56 AM 66.0 °F 62.1 °F 87% 30.14 in 6.0 mi North 4.6 mph - N/A   Overcast
10:56 AM 66.9 °F 63.0 °F 87% 30.13 in 6.0 mi NNE 5.8 mph - N/A   Overcast
11:56 AM 68.0 °F 63.0 °F 84% 30.13 in 7.0 mi NNE 4.6 mph - N/A   Overcast
12:56 PM 69.1 °F 63.0 °F 81% 30.09 in 8.0 mi NNE 5.8 mph - N/A   Overcast
1:08 PM 69.8 °F 64.4 °F 83% 30.09 in 8.0 mi NNE 4.6 mph - N/A   Overcast
1:56 PM 70.0 °F 64.0 °F 81% 30.07 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
2:03 PM 69.8 °F 64.4 °F 83% 30.07 in 9.0 mi Calm Calm - N/A   Overcast
2:56 PM 69.1 °F 64.0 °F 84% 30.06 in 8.0 mi SSE 4.6 mph - 0.00 in   Overcast
3:10 PM 69.8 °F 64.4 °F 83% 30.06 in 8.0 mi SSW 4.6 mph - N/A   Scattered Clouds
3:41 PM 66.2 °F 64.4 °F 94% 30.05 in 6.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
3:56 PM 66.9 °F 64.0 °F 90% 30.06 in 5.0 mi SSW 6.9 mph - N/A   Overcast
4:56 PM 66.9 °F 64.0 °F 90% 30.07 in 5.0 mi SW 9.2 mph - N/A   Overcast
5:10 PM 66.2 °F 64.4 °F 94% 30.06 in 5.0 mi SW 8.1 mph - N/A   Overcast
5:56 PM 66.9 °F 64.0 °F 90% 30.05 in 5.0 mi WSW 3.5 mph - N/A   Overcast
6:07 PM 66.2 °F 64.4 °F 94% 30.06 in 5.0 mi WSW 4.6 mph - N/A   Overcast
6:56 PM 66.9 °F 64.0 °F 90% 30.05 in 4.0 mi Calm Calm - N/A   Overcast
7:56 PM 66.9 °F 64.0 °F 90% 30.05 in 5.0 mi Calm Calm - N/A   Overcast
8:56 PM 66.0 °F 64.0 °F 93% 30.04 in 3.0 mi Calm Calm - 0.00 in Rain Light Rain
9:03 PM 66.2 °F 64.4 °F 94% 30.04 in 3.0 mi SSE 3.5 mph - 0.00 in Rain Light Rain
9:32 PM 66.2 °F 64.4 °F 94% 30.05 in 4.0 mi Calm Calm - 0.00 in Rain Light Rain
9:56 PM 66.2 °F 64.4 °F 94% 30.05 in 4.0 mi NNE 5.8 mph - N/A   Overcast
10:18 PM 66.2 °F 64.4 °F 94% 30.05 in 3.0 mi ESE 3.5 mph - 0.00 in Rain Light Rain
10:56 PM 64.9 °F 63.0 °F 93% 30.03 in 5.0 mi SSE 9.2 mph - 0.00 in   Overcast
11:56 PM 66.0 °F 64.0 °F 93% 30.04 in 3.0 mi WSW 3.5 mph - 0.00 in   Overcast