Greenwich, CT

10:40 PM EST on January 20, 2017 (GMT -0500)
Westchester County

Weather History for KHPN - December, 2012

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Saturday, December 29, 2012

  Actual Average Record
Temperature  
Mean Temperature 28 °F -  
Max Temperature 33 °F 36 °F 68 °F (1984)
Min Temperature 24 °F 24 °F 7 °F (1993)
Degree Days  
Heating Degree Days 36    
Moisture  
Dew Point 26 °F    
Average Humidity 84    
Maximum Humidity 93    
Minimum Humidity 75    
Precipitation  
Precipitation 0.18 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.71 in    
Wind  
Wind Speed 5 mph (NNE)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 6 miles    
Events Fog , Snow    
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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Date:

Astronomy

Dec. 29, 2012 Rise Set
Actual Time 7:19 AM EST 4:34 PM EST
Civil Twilight 6:48 AM EST 5:05 PM EST
Nautical Twilight 6:13 AM EST 5:40 PM EST
Astronomical Twilight 5:40 AM EST 6:14 PM EST
Moon 6:06 PM EST (12/29) 7:50 AM EST (12/29)
Length of Visible Light 10h 17m
Length of Day
9h 15m
Full, 98% of the Moon is Illuminated
Dec 29
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 24.1 °F - 19.0 °F 81% 30.04 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 27.0 °F - 21.9 °F 81% 30.04 in 10.0 mi Calm Calm - N/A   Clear
2:56 AM 28.0 °F - 21.9 °F 78% 30.03 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 28.0 °F - 24.1 °F 85% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
4:56 AM 28.0 °F 24.2 °F 24.1 °F 85% 30.00 in 10.0 mi South 3.5 mph - N/A   Overcast
5:56 AM 28.9 °F 25.2 °F 23.0 °F 78% 29.96 in 10.0 mi NE 3.5 mph - N/A   Overcast
6:56 AM 28.9 °F - 21.9 °F 75% 29.96 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 AM 28.9 °F 23.9 °F 23.0 °F 78% 29.92 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
8:56 AM 28.9 °F 23.9 °F 23.0 °F 78% 29.91 in 10.0 mi ENE 4.6 mph - N/A   Overcast
9:56 AM 30.0 °F 23.2 °F 24.1 °F 79% 29.88 in 10.0 mi ENE 6.9 mph - N/A   Overcast
10:56 AM 30.9 °F 23.5 °F 25.0 °F 79% 29.82 in 9.0 mi ENE 8.1 mph - 0.00 in Snow Light Snow
11:56 AM 32.0 °F 24.8 °F 26.1 °F 79% 29.75 in 10.0 mi ENE 8.1 mph - 0.00 in   Overcast
12:13 PM 32.0 °F 27.5 °F 26.6 °F 80% 29.70 in 0.8 mi ENE 4.6 mph - 0.00 in Snow Light Snow
12:56 PM 30.9 °F 26.2 °F 28.0 °F 89% 29.68 in 0.5 mi East 4.6 mph - 0.03 in Snow Snow
1:56 PM 30.9 °F 24.3 °F 28.9 °F 92% 29.64 in 0.5 mi ENE 6.9 mph - 0.05 in Fog , Snow Snow
2:24 PM 32.0 °F 27.5 °F 30.2 °F 93% 29.60 in 1.2 mi NE 4.6 mph - 0.01 in Snow Light Snow
2:56 PM 33.1 °F 28.7 °F 30.0 °F 89% 29.61 in 1.5 mi NE 4.6 mph - 0.03 in Snow Light Snow
3:56 PM 33.1 °F 26.9 °F 30.0 °F 89% 29.56 in 1.0 mi North 6.9 mph - 0.03 in Snow Light Snow
4:05 PM 32.0 °F 24.2 °F 30.2 °F 93% 29.52 in 1.5 mi North 9.2 mph - 0.01 in Snow Light Snow
4:56 PM 30.9 °F 24.3 °F 28.9 °F 92% 29.54 in 1.5 mi NNW 6.9 mph - 0.02 in Snow Light Snow
5:56 PM 30.9 °F 22.8 °F 28.0 °F 89% 29.51 in 0.8 mi North 9.2 mph - 0.02 in Snow Light Snow
6:38 PM 30.2 °F 21.3 °F 26.6 °F 86% 29.48 in 1.5 mi North 10.4 mph - 0.00 in Snow Light Snow
6:54 PM 30.2 °F 20.8 °F 26.6 °F 86% 29.48 in 3.0 mi North 11.5 mph - 0.00 in Snow Light Snow
6:56 PM 30.0 °F 20.5 °F 27.0 °F 88% 29.50 in 3.0 mi North 11.5 mph - 0.00 in Snow Light Snow
7:56 PM 30.0 °F 19.1 °F 26.1 °F 85% 29.50 in 6.0 mi NNW 15.0 mph - 0.00 in   Overcast
8:56 PM 30.0 °F 19.1 °F 26.1 °F 85% 29.51 in 2.0 mi NNW 15.0 mph - 0.00 in Snow Light Snow
9:03 PM 30.2 °F 20.2 °F 26.6 °F 86% 29.49 in 1.5 mi NW 12.7 mph - 0.00 in Snow Light Snow
9:56 PM 30.0 °F 19.1 °F 26.1 °F 85% 29.54 in 6.0 mi NW 15.0 mph - 0.00 in Snow Light Snow
10:56 PM 30.0 °F 17.9 °F 26.1 °F 85% 29.56 in 5.0 mi NW 18.4 mph 24.2 mph 0.00 in Snow Light Snow
11:56 PM 30.0 °F 17.9 °F 26.1 °F 85% 29.57 in 10.0 mi NW 18.4 mph - 0.00 in   Overcast