White Plains, CT

5:49 PM EST on December 17, 2017 (GMT -0500)
Westchester County

Weather History for KHPN - December, 2011

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Monday, December 19, 2011

  Actual Average Record
Temperature  
Mean Temperature 31 °F -  
Max Temperature 45 °F 39 °F 49 °F (1990)
Min Temperature 17 °F 26 °F 10 °F (1989)
Degree Days  
Heating Degree Days 34    
Moisture  
Dew Point 21 °F    
Average Humidity 58    
Maximum Humidity 72    
Minimum Humidity 47    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 3 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 26 mph    
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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Daily Weather History Graph

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Date:

Astronomy

Dec. 19, 2011 Rise Set
Actual Time 7:15 AM EST 4:28 PM EST
Civil Twilight 6:44 AM EST 4:59 PM EST
Nautical Twilight 6:09 AM EST 5:34 PM EST
Astronomical Twilight 5:35 AM EST 6:07 PM EST
Moon 1:20 AM EST (12/19) 12:27 PM EST (12/19)
Length of Visible Light 10h 15m
Length of Day
9h 13m
Waning Crescent, 31% of the Moon is Illuminated
Dec 19
Waning Crescent
Dec 24
New
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter

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 17.6 °F - 8.6 °F 68% 30.25 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 19.0 °F - 8.1 °F 62% 30.29 in 10.0 mi Calm Calm - N/A   Clear
2:56 AM 19.9 °F - 8.1 °F 60% 30.30 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 19.9 °F - 10.9 °F 68% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:56 AM 21.9 °F - 12.9 °F 68% 30.25 in 10.0 mi Calm Calm - N/A   Clear
5:56 AM 21.9 °F - 14.0 °F 72% 30.26 in 10.0 mi Calm Calm - N/A   Clear
6:56 AM 23.0 °F - 14.0 °F 68% 30.25 in 10.0 mi Calm Calm - N/A   Clear
7:56 AM 28.9 °F - 19.0 °F 67% 30.23 in 10.0 mi Calm Calm - N/A   Clear
8:56 AM 32.0 °F 27.5 °F 21.9 °F 66% 30.22 in 10.0 mi Variable 4.6 mph - N/A   Clear
9:56 AM 36.0 °F 29.0 °F 24.1 °F 62% 30.21 in 10.0 mi SW 9.2 mph - N/A   Clear
10:56 AM 37.9 °F 29.6 °F 24.1 °F 57% 30.18 in 10.0 mi SW 13.8 mph 21.9 mph N/A   Clear
11:56 AM 39.0 °F 34.0 °F 24.1 °F 55% 30.12 in 10.0 mi Variable 6.9 mph 26.5 mph N/A   Clear
12:56 PM 42.1 °F 36.6 °F 25.0 °F 51% 30.07 in 10.0 mi SW 9.2 mph 17.3 mph N/A   Clear
1:56 PM 43.0 °F 38.8 °F 25.0 °F 49% 30.04 in 10.0 mi SW 6.9 mph 19.6 mph N/A   Clear
2:56 PM 44.1 °F 40.1 °F 25.0 °F 47% 30.01 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
3:56 PM 45.0 °F 42.6 °F 26.1 °F 48% 30.00 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
4:56 PM 45.0 °F 42.6 °F 26.1 °F 48% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Overcast
5:56 PM 45.0 °F 40.6 °F 27.0 °F 49% 29.99 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
6:56 PM 45.0 °F 42.6 °F 28.0 °F 52% 29.99 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
7:56 PM 45.0 °F 41.8 °F 28.0 °F 52% 29.99 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
8:56 PM 44.1 °F 41.5 °F 28.0 °F 53% 29.99 in 10.0 mi Variable 4.6 mph - N/A   Scattered Clouds
9:56 PM 44.1 °F 42.5 °F 28.0 °F 53% 29.97 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
10:56 PM 44.1 °F 41.5 °F 28.0 °F 53% 29.96 in 10.0 mi Variable 4.6 mph - N/A   Overcast
11:56 PM 44.1 °F 42.5 °F 28.9 °F 55% 29.95 in 10.0 mi Variable 3.5 mph - N/A   Overcast