Weather History for Groton, CT

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Friday, August 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 77 °F 78 °F 91 °F (1973)
Min Temperature 60 °F 59 °F 42 °F (1965)
Cooling Degree Days 4    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 64 °F    
Average Humidity 86    
Maximum Humidity 97    
Minimum Humidity 76    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 13 mph    
Max Gust Speed 81 mph    
Visibility 7 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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Astronomy

Aug. 30, 2013 Rise Set
Actual Time 6:12 AM EDT 7:23 PM EDT
Civil Twilight 5:44 AM EDT 7:52 PM EDT
Nautical Twilight 5:10 AM EDT 8:26 PM EDT
Astronomical Twilight 4:34 AM EDT 9:02 PM EDT
Moon 12:47 AM EDT 3:39 PM EDT
Length of Visible Light 14h 08m
Length of Day
13h 11m
Waning Crescent, 29% of the Moon is Illuminated
Aug 30
Waning Crescent
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:42 AM 62.6 °F 59.0 °F 88% 30.03 in 9.0 mi NE 3.5 mph - N/A   Mostly Cloudy
12:52 AM 62.6 °F 59.0 °F 88% 30.03 in 9.0 mi NE 4.6 mph - N/A   Overcast
12:56 AM 63.0 °F 59.0 °F 87% 30.03 in 9.0 mi NE 5.8 mph - N/A   Overcast
1:56 AM 63.0 °F 57.9 °F 84% 30.03 in 9.0 mi Calm Calm - N/A   Overcast
2:56 AM 62.1 °F 57.9 °F 86% 30.01 in 9.0 mi Calm Calm - N/A   Overcast
3:56 AM 61.0 °F 57.9 °F 90% 30.00 in 9.0 mi North 4.6 mph - N/A   Mostly Cloudy
4:06 AM 60.8 °F 57.2 °F 88% 30.00 in 9.0 mi North 3.5 mph - N/A   Scattered Clouds
4:56 AM 61.0 °F 57.9 °F 90% 29.99 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
5:56 AM 61.0 °F 57.9 °F 90% 30.00 in 9.0 mi Calm Calm - N/A   Scattered Clouds
6:56 AM 63.0 °F 59.0 °F 87% 30.01 in 7.0 mi Calm Calm - N/A   Overcast
7:25 AM 62.6 °F 59.0 °F 88% 30.02 in 7.0 mi Calm Calm - N/A   Overcast
7:56 AM 63.0 °F 61.0 °F 93% 30.01 in 8.0 mi South 3.5 mph - N/A   Overcast
8:51 AM 66.2 °F 60.8 °F 83% 30.00 in 8.0 mi SSW 9.2 mph - N/A   Overcast
8:56 AM 66.9 °F 62.1 °F 84% 30.00 in 8.0 mi SW 8.1 mph - N/A   Overcast
9:10 AM 66.2 °F 62.6 °F 88% 29.99 in 9.0 mi SW 9.2 mph - N/A   Overcast
9:56 AM 69.1 °F 63.0 °F 81% 29.99 in 8.0 mi SW 10.4 mph - N/A   Overcast
10:56 AM 69.1 °F 64.0 °F 84% 29.98 in 7.0 mi WSW 9.2 mph - N/A   Overcast
11:56 AM 71.1 °F 66.0 °F 84% 29.97 in 6.0 mi WSW 8.1 mph - N/A   Haze
12:56 PM 73.0 °F 66.9 °F 81% 29.94 in 6.0 mi WSW 12.7 mph - N/A   Haze
1:15 PM 73.4 °F 66.2 °F 78% 29.93 in 7.0 mi WSW 9.2 mph - N/A   Overcast
1:42 PM 73.4 °F 66.2 °F 78% 29.93 in 6.0 mi WSW 8.1 mph 17.3 mph N/A   Haze
1:56 PM 75.0 °F 68.0 °F 79% 29.93 in 6.0 mi WSW 6.9 mph - N/A   Haze
2:27 PM 73.4 °F 68.0 °F 83% 29.91 in 6.0 mi SW 10.4 mph - N/A   Haze
2:36 PM 73.4 °F 68.0 °F 83% 29.91 in 6.0 mi SW 8.1 mph - N/A   Haze
2:56 PM 75.0 °F 69.1 °F 82% 29.91 in 6.0 mi SSW 9.2 mph - N/A   Haze
3:56 PM 75.9 °F 69.1 °F 79% 29.89 in 6.0 mi SSW 9.2 mph - N/A   Haze
4:23 PM 75.2 °F 69.8 °F 83% 29.88 in 6.0 mi SSW 8.1 mph 80.6 mph N/A   Haze
4:56 PM 77.0 °F 69.1 °F 76% 29.88 in 6.0 mi SW 8.1 mph - N/A   Haze
5:56 PM 73.9 °F 69.1 °F 85% 29.88 in 5.0 mi SSW 5.8 mph - N/A   Haze
6:56 PM 73.0 °F 69.1 °F 87% 29.87 in 6.0 mi SW 9.2 mph - N/A   Clear
7:56 PM 71.1 °F 69.1 °F 93% 29.87 in 7.0 mi SW 5.8 mph - N/A   Clear
8:56 PM 70.0 °F 69.1 °F 97% 29.88 in 6.0 mi Calm Calm - N/A   Clear
9:56 PM 70.0 °F 68.0 °F 93% 29.87 in 5.0 mi SW 4.6 mph - N/A   Clear
10:56 PM 70.0 °F 69.1 °F 97% 29.87 in 6.0 mi WSW 3.5 mph - N/A   Clear
11:56 PM 70.0 °F 69.1 °F 97% 29.87 in 5.0 mi Calm Calm - N/A   Clear