Weather History for Chatham, MA

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Friday, February 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 39 °F -  
Max Temperature 44 °F 37 °F 48 °F (1984)
Min Temperature 34 °F 24 °F 7 °F (1987)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 34 °F    
Average Humidity 82    
Maximum Humidity 96    
Minimum Humidity 71    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 6 mph (SSW)    
Max Wind Speed 10 mph    
Max Gust Speed 18 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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Date:

Astronomy

Feb. 15, 2013 Rise Set
Actual Time 6:35 AM EST 5:13 PM EST
Civil Twilight 6:06 AM EST 5:42 PM EST
Nautical Twilight 5:34 AM EST 6:14 PM EST
Astronomical Twilight 5:01 AM EST 6:46 PM EST
Moon 9:03 AM EST (2/15) 11:17 PM EST (2/15)
Length of Visible Light 11h 35m
Length of Day
10h 38m
Waxing Crescent, 30% of the Moon is Illuminated
Feb 15
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 35.1 °F 31.0 °F 30.0 °F 82% 30.04 in 10.0 mi SSW 4.6 mph - N/A   Clear
1:52 AM 34.0 °F 29.8 °F 28.9 °F 82% 30.05 in 10.0 mi SSW 4.6 mph - N/A   Clear
2:52 AM 35.1 °F 32.2 °F 30.0 °F 82% 30.05 in 10.0 mi SSW 3.5 mph - N/A   Clear
3:52 AM 34.0 °F 31.0 °F 30.0 °F 85% 30.04 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:52 AM 35.1 °F 32.2 °F 30.9 °F 85% 30.05 in 10.0 mi SSW 3.5 mph - N/A   Clear
5:52 AM 35.1 °F 32.2 °F 32.0 °F 89% 30.06 in 10.0 mi South 3.5 mph - N/A   Clear
6:52 AM 37.0 °F 33.3 °F 33.1 °F 86% 30.06 in 10.0 mi SSW 4.6 mph - N/A   Clear
7:52 AM 39.0 °F 33.4 °F 35.1 °F 86% 30.06 in 10.0 mi SSW 8.1 mph - N/A   Clear
8:52 AM 41.0 °F 35.8 °F 36.0 °F 82% 30.07 in 10.0 mi South 8.1 mph - N/A   Clear
9:52 AM 42.1 °F 36.6 °F 36.0 °F 79% 30.08 in 10.0 mi SSW 9.2 mph 18.4 mph N/A   Clear
10:52 AM 44.1 °F 38.6 °F 36.0 °F 73% 30.07 in 10.0 mi SSW 10.4 mph 16.1 mph N/A   Clear
11:32 AM 42.8 °F 37.5 °F 35.6 °F 76% 30.06 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
11:52 AM 44.1 °F 38.6 °F 36.0 °F 73% 30.05 in 10.0 mi SW 10.4 mph 17.3 mph N/A   Mostly Cloudy
12:01 PM 44.6 °F 39.7 °F 35.6 °F 71% 30.04 in 10.0 mi SSW 9.2 mph 18.4 mph N/A   Scattered Clouds
12:52 PM 44.1 °F 40.1 °F 36.0 °F 73% 30.04 in 10.0 mi SSW 6.9 mph 18.4 mph N/A   Clear
1:52 PM 44.1 °F 39.0 °F 36.0 °F 73% 30.02 in 10.0 mi SSW 9.2 mph 18.4 mph N/A   Clear
2:52 PM 44.1 °F 40.8 °F 36.0 °F 73% 30.01 in 10.0 mi SSW 5.8 mph 18.4 mph N/A   Clear
3:52 PM 42.1 °F 37.1 °F 35.1 °F 76% 30.00 in 10.0 mi SSW 8.1 mph - N/A   Clear
4:52 PM 41.0 °F 36.4 °F 36.0 °F 82% 30.00 in 10.0 mi SSW 6.9 mph - N/A   Clear
5:52 PM 41.0 °F 36.4 °F 36.0 °F 82% 30.00 in 10.0 mi South 6.9 mph - N/A   Clear
6:52 PM 41.0 °F 36.4 °F 36.0 °F 82% 29.99 in 10.0 mi SSW 6.9 mph - N/A   Clear
8:52 PM 37.9 °F 35.5 °F 35.1 °F 89% 30.00 in 10.0 mi SW 3.5 mph - N/A   Clear
9:52 PM 37.0 °F 34.5 °F 35.1 °F 93% 29.99 in 8.0 mi South 3.5 mph - N/A   Clear
10:52 PM 37.0 °F 34.5 °F 35.1 °F 93% 29.99 in 9.0 mi SSW 3.5 mph - N/A   Clear
11:52 PM 37.0 °F 34.5 °F 36.0 °F 96% 29.97 in 9.0 mi South 3.5 mph - N/A   Clear