Weather History for Chatham, MA

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Thursday, March 14, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 39 °F 40 °F 59 °F (2002)
Min Temperature 27 °F 28 °F 18 °F (1984)
Degree Days  
Heating Degree Days 32    
Moisture  
Dew Point 18 °F    
Average Humidity 53    
Maximum Humidity 72    
Minimum Humidity 38    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.76 in    
Wind  
Wind Speed 5 mph (WNW)    
Max Wind Speed 15 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events 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

Mar. 14, 2013 Rise Set
Actual Time 6:53 AM EDT 6:45 PM EDT
Civil Twilight 6:25 AM EDT 7:13 PM EDT
Nautical Twilight 5:53 AM EDT 7:45 PM EDT
Astronomical Twilight 5:20 AM EDT 8:18 PM EDT
Moon 8:02 AM EDT (3/14) 10:02 PM EDT (3/14)
Length of Visible Light 12h 47m
Length of Day
11h 52m
Waxing Crescent, 9% of the Moon is Illuminated
Mar 14
Waxing Crescent
Mar 19
First Quarter
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 37.0 °F 34.5 °F 23.0 °F 57% 29.77 in 10.0 mi WNW 3.5 mph - N/A   Clear
1:52 AM 36.0 °F 33.3 °F 21.9 °F 57% 29.77 in 10.0 mi WNW 3.5 mph - N/A   Clear
2:52 AM 36.0 °F 32.1 °F 21.9 °F 57% 29.77 in 10.0 mi NW 4.6 mph - N/A   Partly Cloudy
3:52 AM 34.0 °F - 23.0 °F 64% 29.77 in 10.0 mi Calm Calm - N/A   Clear
4:52 AM 34.0 °F 31.0 °F 24.1 °F 67% 29.77 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
5:52 AM 34.0 °F 31.0 °F 25.0 °F 70% 29.77 in 10.0 mi WNW 3.5 mph - N/A   Overcast
6:52 AM 33.1 °F - 25.0 °F 72% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
7:52 AM 33.1 °F 28.7 °F 25.0 °F 72% 29.79 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
8:52 AM 37.9 °F 30.0 °F 21.9 °F 53% 29.79 in 10.0 mi NW 12.7 mph 20.7 mph N/A   Mostly Cloudy
10:52 AM 36.0 °F 30.3 °F 21.9 °F 57% 29.78 in 5.0 mi West 6.9 mph - 0.00 in Snow Light Snow
11:52 AM 36.0 °F 30.3 °F 23.0 °F 59% 29.76 in 8.0 mi West 6.9 mph - 0.00 in   Overcast
12:52 PM 39.0 °F 35.7 °F 19.9 °F 46% 29.73 in 10.0 mi Variable 4.6 mph - N/A   Overcast
1:52 PM 36.0 °F 30.3 °F 17.1 °F 46% 29.71 in 10.0 mi NW 6.9 mph - N/A   Overcast
2:52 PM 35.1 °F - 19.9 °F 54% 29.70 in 10.0 mi Calm Calm - N/A   Overcast
3:52 PM 34.0 °F 26.0 °F 16.0 °F 48% 29.71 in 10.0 mi WNW 10.4 mph - N/A   Overcast
4:52 PM 35.1 °F 27.4 °F 12.9 °F 40% 29.71 in 10.0 mi West 10.4 mph 18.4 mph N/A   Overcast
5:52 PM 33.1 °F 24.9 °F 10.0 °F 38% 29.73 in 10.0 mi WNW 10.4 mph 21.9 mph N/A   Mostly Cloudy
6:52 PM 32.0 °F 24.2 °F 10.0 °F 40% 29.75 in 10.0 mi West 9.2 mph 21.9 mph N/A   Overcast
7:52 PM 30.9 °F 22.8 °F 10.9 °F 43% 29.77 in 10.0 mi WNW 9.2 mph 19.6 mph N/A   Overcast
8:52 PM 28.9 °F 20.4 °F 10.9 °F 47% 29.79 in 10.0 mi WNW 9.2 mph 17.3 mph N/A   Overcast
9:52 PM 28.0 °F 17.5 °F 10.9 °F 49% 29.79 in 10.0 mi WNW 12.7 mph 20.7 mph N/A   Partly Cloudy
10:52 PM 28.0 °F 16.5 °F 10.0 °F 47% 29.80 in 10.0 mi WNW 15.0 mph 25.3 mph N/A   Partly Cloudy
11:52 PM 27.0 °F 18.7 °F 9.0 °F 47% 29.80 in 10.0 mi WNW 8.1 mph 20.7 mph N/A   Clear