Weather History for Groton, CT

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Friday, May 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 57 °F 61 °F 83 °F (1965)
Min Temperature 50 °F 43 °F 30 °F (1966)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 99    
Maximum Humidity 100    
Minimum Humidity 93    
Precipitation  
Precipitation 0.02 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 5 mph (SSE)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 2 miles    
Events Fog , 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

May. 04, 2012 Rise Set
Actual Time 5:41 AM EDT 7:49 PM EDT
Civil Twilight 5:10 AM EDT 8:19 PM EDT
Nautical Twilight 4:33 AM EDT 8:57 PM EDT
Astronomical Twilight 3:52 AM EDT 9:38 PM EDT
Moon 6:23 PM EDT (5/4) 4:21 AM EDT (5/4)
Length of Visible Light 15h 08m
Length of Day
14h 08m
Waxing Gibbous, 97% of the Moon is Illuminated
May 4
Waxing Gibbous
May 5
Full
May 12
Last Quarter
May 20
New
May 28
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:13 AM 50.0 °F 50.0 °F 100% 30.12 in 2.0 mi SE 3.5 mph - N/A   Overcast
12:22 AM 50.0 °F 50.0 °F 100% 30.11 in 1.5 mi East 4.6 mph - N/A   Overcast
12:56 AM 50.0 °F 50.0 °F 100% 30.08 in 1.5 mi SE 6.9 mph - N/A   Overcast
1:42 AM 50.0 °F 50.0 °F 100% 30.10 in 2.0 mi Calm Calm - N/A   Overcast
1:56 AM 50.0 °F 50.0 °F 100% 30.09 in 1.8 mi Calm Calm - N/A   Overcast
2:42 AM 50.0 °F 50.0 °F 100% 30.06 in 2.0 mi SSE 6.9 mph - N/A   Overcast
2:56 AM 50.0 °F 50.0 °F 100% 30.07 in 3.0 mi South 5.8 mph - N/A   Overcast
3:07 AM 50.0 °F 50.0 °F 100% 30.08 in 2.5 mi South 3.5 mph - N/A   Overcast
3:56 AM 50.0 °F 50.0 °F 100% 30.06 in 2.5 mi South 4.6 mph - 0.00 in   Overcast
4:26 AM 50.0 °F 50.0 °F 100% 30.04 in 1.5 mi SSE 6.9 mph - N/A   Overcast
4:56 AM 50.0 °F 50.0 °F 100% 30.02 in 1.5 mi SSE 8.1 mph - N/A   Overcast
5:56 AM 51.1 °F 51.1 °F 100% 30.05 in 0.5 mi Calm Calm - N/A Fog Fog
6:56 AM 51.1 °F 51.1 °F 100% 30.04 in 0.5 mi South 5.8 mph - 0.01 in Fog , Rain Light Rain
7:14 AM 51.8 °F 51.8 °F 100% 30.01 in 0.2 mi South 9.2 mph - 0.00 in Fog , Rain Light Rain
7:37 AM 51.8 °F 51.8 °F 100% 29.98 in 0.8 mi SSE 9.2 mph - 0.01 in Rain Light Rain
7:43 AM 51.8 °F 51.8 °F 100% 29.98 in 2.0 mi SE 9.2 mph - 0.01 in Rain Light Rain
7:56 AM 52.0 °F 52.0 °F 100% 29.98 in 2.0 mi South 9.2 mph - 0.01 in Rain Light Rain
8:03 AM 51.8 °F 51.8 °F 100% 29.98 in 4.0 mi South 5.8 mph - 0.00 in Rain Light Rain
8:56 AM 53.1 °F 53.1 °F 100% 29.98 in 3.0 mi SW 4.6 mph - 0.00 in Rain Light Rain
9:41 AM 53.6 °F 53.6 °F 100% 29.99 in 7.0 mi SW 10.4 mph - 0.00 in   Overcast
9:56 AM 54.0 °F 53.1 °F 97% 29.99 in 5.0 mi SW 8.1 mph - 0.00 in   Overcast
10:56 AM 55.0 °F 54.0 °F 96% 29.99 in 6.0 mi WSW 6.9 mph - N/A   Overcast
11:56 AM 55.0 °F 54.0 °F 96% 29.97 in 5.0 mi South 3.5 mph - N/A   Overcast
12:56 PM 55.9 °F 55.0 °F 97% 29.96 in 2.5 mi WSW 4.6 mph - N/A   Overcast
1:13 PM 55.4 °F 55.4 °F 100% 29.96 in 1.8 mi Calm Calm - N/A   Overcast
1:39 PM 55.4 °F 55.4 °F 100% 29.95 in 2.0 mi Calm Calm - N/A   Overcast
1:51 PM 55.4 °F 55.4 °F 100% 29.94 in 1.8 mi South 4.6 mph - N/A   Overcast
1:56 PM 55.9 °F 55.9 °F 100% 29.94 in 1.8 mi South 3.5 mph - N/A   Overcast
2:43 PM 55.4 °F 55.4 °F 100% 29.93 in 0.5 mi SSE 5.8 mph - N/A Fog Fog
2:56 PM 55.0 °F 55.0 °F 100% 29.93 in 0.2 mi SSE 4.6 mph - N/A Fog Fog
3:29 PM 55.4 °F 55.4 °F 100% 29.91 in 0.5 mi South 4.6 mph - N/A Fog Fog
3:48 PM 55.4 °F 55.4 °F 100% 29.91 in 1.8 mi SSE 6.9 mph - N/A   Overcast
3:56 PM 55.0 °F 55.0 °F 100% 29.91 in 2.5 mi South 6.9 mph - N/A   Overcast
4:56 PM 55.9 °F 55.0 °F 97% 29.91 in 4.0 mi South 5.8 mph - N/A   Overcast
5:11 PM 55.4 °F 55.4 °F 100% 29.90 in 4.0 mi SSE 3.5 mph - N/A   Overcast
5:56 PM 55.9 °F 54.0 °F 93% 29.90 in 4.0 mi South 4.6 mph - N/A   Overcast
6:54 PM 55.4 °F 55.4 °F 100% 29.90 in 4.0 mi SSE 3.5 mph - N/A   Overcast
6:56 PM 55.9 °F 55.0 °F 97% 29.90 in 4.0 mi SSE 3.5 mph - N/A   Overcast
7:40 PM 53.6 °F 53.6 °F 100% 29.91 in 2.0 mi ESE 4.6 mph - N/A   Overcast
7:48 PM 53.6 °F 53.6 °F 100% 29.91 in 1.8 mi ESE 4.6 mph - N/A   Overcast
7:56 PM 54.0 °F 53.1 °F 97% 29.92 in 1.2 mi ESE 6.9 mph - N/A   Overcast
8:14 PM 53.6 °F 53.6 °F 100% 29.92 in 0.8 mi ENE 5.8 mph - N/A   Overcast
8:22 PM 53.6 °F 53.6 °F 100% 29.93 in 1.2 mi Calm Calm - N/A   Overcast
8:56 PM 54.0 °F 54.0 °F 100% 29.93 in 1.5 mi East 5.8 mph - N/A   Overcast
9:26 PM 53.6 °F 53.6 °F 100% 29.93 in 3.0 mi ENE 5.8 mph - N/A   Overcast
9:56 PM 55.9 °F 55.0 °F 97% 29.94 in 4.0 mi Calm Calm - N/A   Overcast
10:56 PM 55.9 °F 55.0 °F 97% 29.93 in 6.0 mi East 5.8 mph - N/A   Overcast
11:21 PM 55.4 °F 55.4 °F 100% 29.93 in 4.0 mi East 4.6 mph - N/A   Overcast
11:56 PM 54.0 °F 53.1 °F 97% 29.94 in 5.0 mi ESE 4.6 mph - N/A   Overcast