Weather History for Groton, CT

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Saturday, August 23, 2014

  Actual Average Record
Temperature  
Mean Temperature 66 °F -  
Max Temperature 75 °F 77 °F 88 °F (1976)
Min Temperature 57 °F 59 °F 46 °F (1957)
Cooling Degree Days 2    
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 76    
Maximum Humidity 94    
Minimum Humidity 57    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 9 mph (NE)    
Max Wind Speed 14 mph    
Max Gust Speed -    
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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Astronomy

Aug. 23, 2014 Rise Set
Actual Time 6:05 AM EDT 7:35 PM EDT
Civil Twilight 5:36 AM EDT 8:04 PM EDT
Nautical Twilight 5:01 AM EDT 8:39 PM EDT
Astronomical Twilight 4:24 AM EDT 9:16 PM EDT
Moon 4:18 AM EDT (8/23) 6:18 PM EDT (8/23)
Length of Visible Light 14h 28m
Length of Day
13h 30m
Waning Crescent, 3% of the Moon is Illuminated
Aug 23
Waning Crescent
Aug 25
New
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 62.6 °F 60.8 °F 94% 30.07 in 10.0 mi NNE 6.9 mph - N/A   Scattered Clouds
1:56 AM 63.0 °F 61.0 °F 93% 30.06 in 10.0 mi NE 6.9 mph - N/A   Overcast
2:56 AM 63.0 °F 61.0 °F 93% 30.06 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
3:56 AM 63.0 °F 60.1 °F 90% 30.05 in 10.0 mi NE 8.1 mph - N/A   Overcast
4:56 AM 63.0 °F 60.1 °F 90% 30.05 in 10.0 mi North 8.1 mph - N/A   Overcast
5:56 AM 63.0 °F 60.1 °F 90% 30.06 in 10.0 mi NNE 8.1 mph - N/A   Clear
6:56 AM 63.0 °F 60.1 °F 90% 30.08 in 10.0 mi NNE 9.2 mph - N/A   Clear
7:56 AM 64.0 °F 59.0 °F 84% 30.08 in 10.0 mi NE 13.8 mph - N/A   Clear
8:56 AM 68.0 °F 59.0 °F 73% 30.09 in 10.0 mi NNE 11.5 mph - N/A   Clear
9:56 AM 71.1 °F 57.9 °F 63% 30.09 in 10.0 mi NE 11.5 mph - N/A   Overcast
10:56 AM 72.0 °F 57.9 °F 61% 30.09 in 10.0 mi ENE 13.8 mph - N/A   Partly Cloudy
11:56 AM 73.9 °F 59.0 °F 59% 30.09 in 10.0 mi NE 13.8 mph - N/A   Scattered Clouds
12:56 PM 73.9 °F 57.9 °F 57% 30.08 in 10.0 mi NE 12.7 mph - N/A   Mostly Cloudy
1:56 PM 73.0 °F 57.0 °F 57% 30.09 in 10.0 mi NE 12.7 mph - N/A   Overcast
2:56 PM 73.0 °F 57.9 °F 59% 30.09 in 10.0 mi NE 10.4 mph - N/A   Overcast
3:56 PM 72.0 °F 57.9 °F 61% 30.08 in 10.0 mi ENE 9.2 mph - N/A   Overcast
4:56 PM 72.0 °F 57.0 °F 59% 30.09 in 10.0 mi NNE 9.2 mph - N/A   Overcast
5:56 PM 71.1 °F 57.0 °F 61% 30.09 in 10.0 mi NNE 8.1 mph - N/A   Overcast
6:56 PM 69.1 °F 57.9 °F 68% 30.09 in 10.0 mi ENE 4.6 mph - N/A   Partly Cloudy
7:56 PM 64.0 °F 57.9 °F 80% 30.10 in 10.0 mi NNE 3.5 mph - N/A   Partly Cloudy
8:56 PM 63.0 °F 57.0 °F 81% 30.11 in 10.0 mi NE 5.8 mph - N/A   Clear
9:56 PM 61.0 °F 55.9 °F 83% 30.12 in 10.0 mi North 4.6 mph - N/A   Clear
10:56 PM 60.1 °F 55.9 °F 86% 30.12 in 10.0 mi North 6.9 mph - N/A   Clear
11:56 PM 57.9 °F 54.0 °F 87% 30.12 in 10.0 mi North 5.8 mph - N/A   Clear