Weather History for Groton, CT

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Saturday, May 17, 2014

  Actual Average Record
Temperature  
Mean Temperature 62 °F -  
Max Temperature 70 °F 68 °F 87 °F (1974)
Min Temperature 55 °F 48 °F 35 °F (1959)
Degree Days  
Heating Degree Days 3    
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 85    
Maximum Humidity 100    
Minimum Humidity 44    
Precipitation  
Precipitation 0.54 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.92 in    
Wind  
Wind Speed 17 mph (SW)    
Max Wind Speed 25 mph    
Max Gust Speed 32 mph    
Visibility 6 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

May. 17, 2014 Rise Set
Actual Time 5:27 AM EDT 8:02 PM EDT
Civil Twilight 4:56 AM EDT 8:33 PM EDT
Nautical Twilight 4:16 AM EDT 9:13 PM EDT
Astronomical Twilight 3:32 AM EDT 9:58 PM EDT
Moon 10:59 PM EDT 8:07 AM EDT
Length of Visible Light 15h 37m
Length of Day
14h 34m
Waning Gibbous, 89% of the Moon is Illuminated
May 17
Waning Gibbous
May 21
Last Quarter
May 28
New
Jun 5
First Quarter
Jun 13
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 59.0 °F 59.0 °F 100% 29.90 in 1.5 mi SSE 24.2 mph 32.2 mph N/A   Overcast
1:46 AM 59.0 °F 59.0 °F 100% 29.86 in 2.0 mi SE 25.3 mph - 0.00 in   Overcast
1:56 AM 60.1 °F 60.1 °F 100% 29.86 in 2.0 mi SE 23.0 mph 29.9 mph 0.00 in   Overcast
2:06 AM 59.0 °F 59.0 °F 100% 29.85 in 1.5 mi SE 24.2 mph 31.1 mph N/A   Overcast
2:29 AM 57.2 °F 57.2 °F 100% 29.84 in 2.5 mi SSE 25.3 mph 31.1 mph 0.01 in Rain Light Rain
2:41 AM 59.0 °F 59.0 °F 100% 29.84 in 1.5 mi SSE 25.3 mph 31.1 mph 0.08 in Rain Heavy Rain
2:48 AM 59.0 °F 59.0 °F 100% 29.83 in 3.0 mi SSE 24.2 mph 31.1 mph 0.08 in Rain Light Rain
2:56 AM 59.0 °F 59.0 °F 100% 29.83 in 4.0 mi SSE 24.2 mph - 0.08 in Rain Light Rain
3:31 AM 59.0 °F 59.0 °F 100% 29.82 in 2.5 mi SSE 24.2 mph 32.2 mph 0.01 in Rain Light Rain
3:49 AM 60.8 °F 60.8 °F 100% 29.83 in 3.0 mi South 17.3 mph 26.5 mph 0.02 in Rain Light Rain
3:56 AM 60.1 °F 60.1 °F 100% 29.83 in 4.0 mi SSW 24.2 mph 27.6 mph 0.02 in Rain Rain
4:06 AM 60.8 °F 60.8 °F 100% 29.84 in 2.5 mi South 19.6 mph 32.2 mph 0.04 in Rain Rain
4:17 AM 57.2 °F 57.2 °F 100% 29.85 in 1.5 mi SSW 16.1 mph - 0.15 in Rain Heavy Rain
4:33 AM 57.2 °F 57.2 °F 100% 29.86 in 2.0 mi SSW 10.4 mph - 0.27 in Rain Rain
4:40 AM 57.2 °F 57.2 °F 100% 29.86 in 2.5 mi SSW 9.2 mph - 0.30 in Rain Heavy Rain
4:56 AM 57.0 °F 57.0 °F 100% 29.86 in 2.5 mi WSW 8.1 mph - 0.38 in Rain Heavy Rain
5:03 AM 57.2 °F 57.2 °F 100% 29.87 in 3.0 mi WSW 5.8 mph - 0.02 in Rain Rain
5:08 AM 57.2 °F 57.2 °F 100% 29.87 in 2.5 mi West 4.6 mph - 0.03 in Rain Rain
5:29 AM 57.2 °F 57.2 °F 100% 29.88 in 4.0 mi Calm Calm - 0.06 in Rain Light Rain
5:56 AM 55.9 °F 55.9 °F 100% 29.88 in 2.5 mi SSW 3.5 mph - 0.06 in Rain Rain
6:08 AM 55.4 °F 55.4 °F 100% 29.88 in 5.0 mi SSW 3.5 mph - 0.00 in Rain Light Rain
6:17 AM 55.4 °F 55.4 °F 100% 29.88 in 5.0 mi SW 8.1 mph - 0.00 in   Mostly Cloudy
6:56 AM 55.9 °F 55.9 °F 100% 29.90 in 6.0 mi WSW 6.9 mph - 0.00 in   Partly Cloudy
7:56 AM 55.9 °F 55.0 °F 97% 29.92 in 9.0 mi SW 9.2 mph - N/A   Clear
8:44 AM 55.4 °F 53.6 °F 94% 29.94 in 9.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
8:56 AM 57.2 °F 55.4 °F 94% 29.94 in 9.0 mi West 5.8 mph - N/A   Overcast
9:22 AM 60.8 °F 57.2 °F 88% 29.95 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
9:56 AM 64.0 °F 57.0 °F 78% 29.94 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
10:56 AM 64.9 °F 53.1 °F 65% 29.96 in 10.0 mi WNW 6.9 mph - N/A   Clear
11:56 AM 62.1 °F 53.1 °F 72% 29.96 in 10.0 mi SW 15.0 mph - N/A   Clear
12:56 PM 62.1 °F 53.1 °F 72% 29.97 in 10.0 mi WSW 15.0 mph 21.9 mph N/A   Clear
1:56 PM 64.0 °F 51.1 °F 63% 29.98 in 10.0 mi WSW 15.0 mph - N/A   Clear
2:56 PM 66.9 °F 50.0 °F 54% 29.98 in 10.0 mi WSW 15.0 mph 21.9 mph N/A   Clear
3:56 PM 69.1 °F 46.0 °F 44% 29.99 in 10.0 mi WSW 12.7 mph 21.9 mph N/A   Clear
4:56 PM 66.9 °F 44.1 °F 44% 29.99 in 10.0 mi WSW 13.8 mph 23.0 mph N/A   Clear
5:56 PM 66.0 °F 45.0 °F 47% 29.98 in 10.0 mi West 12.7 mph 17.3 mph N/A   Clear
6:56 PM 66.0 °F 44.1 °F 45% 29.99 in 10.0 mi WSW 9.2 mph - N/A   Clear
7:56 PM 63.0 °F 43.0 °F 48% 30.01 in 10.0 mi West 8.1 mph - N/A   Clear
8:56 PM 61.0 °F 43.0 °F 52% 30.04 in 10.0 mi West 4.6 mph - N/A   Clear
9:56 PM 59.0 °F 44.1 °F 58% 30.05 in 10.0 mi West 3.5 mph - N/A   Clear
10:56 PM 57.0 °F 46.9 °F 69% 30.06 in 10.0 mi WNW 9.2 mph - N/A   Clear
11:56 PM 55.4 °F 44.6 °F 67% 30.07 in 10.0 mi North 5.8 mph - N/A   Clear