Weather History for Chatham, MA

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Monday, February 11, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 44 °F 37 °F 50 °F (2002)
Min Temperature 23 °F 24 °F 2 °F (1979)
Degree Days  
Heating Degree Days 32    
Moisture  
Dew Point 37 °F    
Average Humidity 95    
Maximum Humidity 100    
Minimum Humidity 79    
Precipitation  
Precipitation 0.34 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 7 mph (SSW)    
Max Wind Speed 15 mph    
Max Gust Speed 28 mph    
Visibility 5 miles    
Events Fog , 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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Date:

Astronomy

Feb. 11, 2013 Rise Set
Actual Time 6:40 AM EST 5:08 PM EST
Civil Twilight 6:11 AM EST 5:37 PM EST
Nautical Twilight 5:38 AM EST 6:10 PM EST
Astronomical Twilight 5:06 AM EST 6:42 PM EST
Moon 7:01 AM EST (2/11) 7:04 PM EST (2/11)
Length of Visible Light 11h 25m
Length of Day
10h 28m
Waxing Crescent, 3% of the Moon is Illuminated
Feb 11
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 24.1 °F 19.7 °F 21.9 °F 91% 30.38 in 10.0 mi WSW 3.5 mph - N/A   Clear
1:52 AM 23.0 °F 18.4 °F 21.9 °F 96% 30.37 in 10.0 mi SW 3.5 mph - N/A   Clear
2:52 AM 26.1 °F - 23.0 °F 88% 30.33 in 10.0 mi Calm Calm - N/A   Clear
3:52 AM 28.0 °F 24.2 °F 26.1 °F 92% 30.33 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:52 AM 30.0 °F 26.5 °F 28.0 °F 92% 30.30 in 10.0 mi SSW 3.5 mph - N/A   Clear
5:52 AM 33.1 °F 28.7 °F 28.9 °F 85% 30.30 in 10.0 mi South 4.6 mph - N/A   Clear
6:52 AM 34.0 °F 28.8 °F 28.9 °F 82% 30.28 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy
7:52 AM 36.0 °F 29.0 °F 30.0 °F 79% 30.25 in 10.0 mi SSE 9.2 mph - N/A   Overcast
8:52 AM 37.9 °F 32.1 °F 33.1 °F 83% 30.23 in 10.0 mi SSE 8.1 mph 16.1 mph N/A   Overcast
9:52 AM 39.0 °F 32.3 °F 35.1 °F 86% 30.19 in 10.0 mi SSE 10.4 mph 16.1 mph N/A   Overcast
10:52 AM 39.0 °F 31.4 °F 36.0 °F 89% 30.13 in 9.0 mi SSE 12.7 mph 18.4 mph 0.01 in Rain Light Rain
11:52 AM 41.0 °F 33.5 °F 39.0 °F 93% 30.05 in 8.0 mi SSE 13.8 mph 26.5 mph 0.05 in Rain Light Rain
12:52 PM 43.0 °F 36.0 °F 39.9 °F 89% 29.99 in 10.0 mi South 13.8 mph 27.6 mph 0.00 in Rain Light Rain
1:31 PM 42.8 °F 36.2 °F 39.2 °F 87% 29.94 in 8.0 mi SSE 12.7 mph 21.9 mph 0.01 in Rain Light Rain
1:52 PM 42.1 °F 34.5 °F 39.9 °F 92% 29.93 in 5.0 mi South 15.0 mph 26.5 mph 0.02 in Rain Light Rain
2:49 PM 42.8 °F 36.2 °F 42.8 °F 100% 29.88 in 2.5 mi South 12.7 mph 20.7 mph 0.05 in Rain Light Rain
2:52 PM 43.0 °F 36.0 °F 42.1 °F 97% 29.88 in 2.0 mi South 13.8 mph 21.9 mph 0.06 in Rain Light Rain
2:57 PM 42.8 °F 36.6 °F 42.8 °F 100% 29.88 in 1.8 mi South 11.5 mph 21.9 mph 0.00 in Rain Light Rain
3:00 PM 42.8 °F 37.0 °F 42.8 °F 100% 29.88 in 2.0 mi South 10.4 mph 21.9 mph 0.00 in Rain Light Rain
3:07 PM 42.8 °F 36.6 °F 42.8 °F 100% 29.87 in 2.0 mi South 11.5 mph 19.6 mph 0.00 in Rain Light Rain
3:20 PM 42.8 °F 36.2 °F 42.8 °F 100% 29.86 in 1.8 mi South 12.7 mph 24.2 mph 0.01 in Rain Light Rain
3:27 PM 42.8 °F 36.6 °F 42.8 °F 100% 29.85 in 2.0 mi South 11.5 mph 21.9 mph 0.02 in Rain Light Rain
3:44 PM 42.8 °F 36.2 °F 42.8 °F 100% 29.83 in 1.8 mi South 12.7 mph 27.6 mph 0.03 in Rain Light Rain
3:52 PM 43.0 °F 35.7 °F 43.0 °F 100% 29.83 in 1.5 mi South 15.0 mph 24.2 mph 0.03 in Rain Light Rain
4:52 PM 44.1 °F 37.4 °F 44.1 °F 100% 29.78 in 1.0 mi SSW 13.8 mph 24.2 mph 0.04 in Rain Light Rain
5:52 PM 44.1 °F 38.1 °F 44.1 °F 100% 29.74 in 0.8 mi SSW 11.5 mph 23.0 mph 0.06 in Rain Rain
6:52 PM 42.1 °F 36.6 °F 42.1 °F 100% 29.74 in 0.8 mi SW 9.2 mph 20.7 mph 0.04 in Rain Light Rain
7:52 PM 41.0 °F 36.4 °F 41.0 °F 100% 29.70 in 0.5 mi WSW 6.9 mph - 0.03 in Fog Fog
8:52 PM 39.9 °F 35.8 °F 39.9 °F 100% 29.69 in 0.5 mi SW 5.8 mph - N/A Fog Fog
9:52 PM 42.1 °F 37.7 °F 42.1 °F 100% 29.66 in 0.5 mi WSW 6.9 mph - N/A Fog Fog
10:16 PM 42.8 °F 40.1 °F 42.8 °F 100% 29.64 in 0.2 mi SW 4.6 mph - N/A Fog Fog
10:52 PM 41.0 °F 38.0 °F 41.0 °F 100% 29.64 in 0.2 mi SW 4.6 mph - N/A Fog Fog
11:32 PM 37.4 °F 34.9 °F 37.4 °F 100% 29.62 in 0.5 mi SW 3.5 mph - N/A Fog Fog
11:52 PM 39.9 °F 36.7 °F 39.9 °F 100% 29.63 in 0.5 mi WSW 4.6 mph - N/A Fog Fog