Weather History for Chatham, MA

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Wednesday, November 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 7 °C -  
Max Temperature 8 °C 8 °C 18 °C (2005)
Min Temperature 7 °C 2 °C -2 °C (1996)
Degree Days  
Heating Degree Days 20    
Moisture  
Dew Point 2 °C    
Average Humidity 71    
Maximum Humidity 89    
Minimum Humidity 60    
Precipitation  
Precipitation 1.27 mm - - ()
Sea Level Pressure  
Sea Level Pressure 1030 hPa    
Wind  
Wind Speed 14 km/h (NNE)    
Max Wind Speed 24 km/h    
Max Gust Speed 40 km/h    
Visibility 16 kilometers    
Events 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

Nov. 14, 2012 Rise Set
Actual Time 6:28 AM EST 4:20 PM EST
Civil Twilight 5:58 AM EST 4:49 PM EST
Nautical Twilight 5:25 AM EST 5:23 PM EST
Astronomical Twilight 4:52 AM EST 5:56 PM EST
Moon 7:14 AM EST (11/14) 5:04 PM EST (11/14)
Length of Visible Light 10h 51m
Length of Day
9h 51m
New Moon, 1% of the Moon is Illuminated
Nov 14
New Moon
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
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 6.7 °C 4.2 °C 5.0 °C 89% 1028.6 hPa 16.1 km North 13.0 km/h / 3.6 m/s - 0.5 mm Rain Light Rain
1:06 AM 7.0 °C 5.7 °C 5.0 °C 87% 1028.7 hPa 11.3 km Variable 7.4 km/h / 2.1 m/s - 0.3 mm Rain Light Rain
1:48 AM 7.0 °C 4.0 °C 5.0 °C 87% 1028.7 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 29.6 km/h / 8.2 m/s 0.8 mm Rain Light Rain
1:52 AM 6.7 °C 3.6 °C 5.0 °C 89% 1028.7 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 29.6 km/h / 8.2 m/s 0.8 mm Rain Light Rain
2:52 AM 6.7 °C 3.6 °C 5.0 °C 89% 1029.0 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 25.9 km/h / 7.2 m/s 0.0 mm   Overcast
3:52 AM 6.7 °C 3.9 °C 5.0 °C 89% 1028.9 hPa 16.1 km NNE 14.8 km/h / 4.1 m/s 25.9 km/h / 7.2 m/s 0.0 mm   Overcast
4:52 AM 7.2 °C 4.3 °C 2.8 °C 74% 1029.6 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 33.3 km/h / 9.3 m/s N/A   Overcast
5:52 AM 7.2 °C 4.8 °C 2.2 °C 71% 1029.9 hPa 16.1 km North 13.0 km/h / 3.6 m/s 31.5 km/h / 8.7 m/s N/A   Overcast
6:52 AM 6.7 °C 4.9 °C 1.7 °C 71% 1030.9 hPa 16.1 km Variable 9.3 km/h / 2.6 m/s - 0.0 mm   Overcast
7:52 AM 6.7 °C 4.9 °C 1.7 °C 71% 1031.4 hPa 16.1 km Variable 9.3 km/h / 2.6 m/s - N/A   Overcast
8:52 AM 7.8 °C 5.2 °C 2.2 °C 68% 1031.4 hPa 16.1 km NNE 14.8 km/h / 4.1 m/s 29.6 km/h / 8.2 m/s N/A   Overcast
9:12 AM 8.0 °C 5.3 °C 3.0 °C 71% 1031.0 hPa 16.1 km North 16.7 km/h / 4.6 m/s 25.9 km/h / 7.2 m/s N/A   Overcast
9:52 AM 7.2 °C 4.8 °C 2.8 °C 74% 1031.7 hPa 16.1 km North 13.0 km/h / 3.6 m/s - N/A   Overcast
10:52 AM 7.2 °C 4.5 °C 2.2 °C 71% 1031.4 hPa 16.1 km North 14.8 km/h / 4.1 m/s - N/A   Overcast
11:31 AM 8.0 °C 5.0 °C 2.0 °C 66% 1030.7 hPa 16.1 km North 18.5 km/h / 5.1 m/s 29.6 km/h / 8.2 m/s N/A   Overcast
11:43 AM 8.0 °C 6.1 °C 2.0 °C 66% 1030.4 hPa 16.1 km Variable 11.1 km/h / 3.1 m/s 27.8 km/h / 7.7 m/s N/A   Overcast
11:52 AM 7.8 °C 5.0 °C 2.2 °C 68% 1030.7 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 35.2 km/h / 9.8 m/s N/A   Overcast
12:10 PM 8.0 °C 5.8 °C 2.0 °C 66% 1030.4 hPa 16.1 km North 13.0 km/h / 3.6 m/s 33.3 km/h / 9.3 m/s N/A   Overcast
12:52 PM 7.8 °C 4.6 °C 1.1 °C 63% 1030.7 hPa 16.1 km North 20.4 km/h / 5.7 m/s 40.7 km/h / 11.3 m/s N/A   Overcast
1:52 PM 7.2 °C 4.3 °C 0.6 °C 63% 1030.5 hPa 16.1 km North 16.7 km/h / 4.6 m/s 37.0 km/h / 10.3 m/s N/A   Mostly Cloudy
2:52 PM 7.2 °C 4.0 °C 0.6 °C 63% 1030.3 hPa 16.1 km North 18.5 km/h / 5.1 m/s 40.7 km/h / 11.3 m/s N/A   Overcast
3:52 PM 6.7 °C 3.6 °C 0.0 °C 63% 1030.3 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 35.2 km/h / 9.8 m/s N/A   Mostly Cloudy
4:52 PM 6.7 °C 2.8 °C 0.0 °C 63% 1030.7 hPa 16.1 km NNE 24.1 km/h / 6.7 m/s 40.7 km/h / 11.3 m/s N/A   Mostly Cloudy
5:52 PM 6.7 °C 3.2 °C 0.6 °C 65% 1031.1 hPa 16.1 km NNE 20.4 km/h / 5.7 m/s 35.2 km/h / 9.8 m/s N/A   Overcast
6:52 PM 7.2 °C 3.8 °C 0.6 °C 63% 1031.1 hPa 16.1 km NNE 20.4 km/h / 5.7 m/s 38.9 km/h / 10.8 m/s N/A   Mostly Cloudy
7:52 PM 7.2 °C 4.3 °C 0.0 °C 60% 1030.9 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 37.0 km/h / 10.3 m/s N/A   Overcast
8:52 PM 7.2 °C 4.3 °C 0.6 °C 63% 1030.5 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 35.2 km/h / 9.8 m/s N/A   Overcast
9:52 PM 7.2 °C 4.3 °C 1.1 °C 65% 1030.3 hPa 16.1 km NNE 16.7 km/h / 4.6 m/s 27.8 km/h / 7.7 m/s N/A   Overcast
10:52 PM 7.2 °C 4.8 °C 1.1 °C 65% 1030.4 hPa 16.1 km NNE 13.0 km/h / 3.6 m/s 27.8 km/h / 7.7 m/s N/A   Overcast
11:26 PM 7.0 °C 3.6 °C 1.0 °C 66% 1029.7 hPa 16.1 km NNE 20.4 km/h / 5.7 m/s 33.3 km/h / 9.3 m/s N/A   Overcast
11:52 PM 7.2 °C 3.5 °C 1.1 °C 65% 1029.8 hPa 16.1 km NE 24.1 km/h / 6.7 m/s 35.2 km/h / 9.8 m/s N/A   Overcast