Weather History for Chatham, MA

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Week of July 7, 2013 through July 13, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 79 °F 72 °F
Mean Temperature 80 °F 74 °F 69 °F
Min Temperature 73 °F 69 °F 66 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 15 9 4 62
Growing Degree Days (base 50) 30 24 19 167
Dew Point  
Dew Point 76 °F 70 °F 62 °F
Precipitation  
Precipitation 0.26 in 0.07 in 0.00 in 0.51 in
Snowdepth - - - -
Wind  
Wind 14 mph 5 mph 0 mph
Gust Wind 24 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.03 in 29.84 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jul. 09, 2013 Rise Set
Actual Time 5:14 AM EDT 8:15 PM EDT
Civil Twilight 4:40 AM EDT 8:49 PM EDT
Nautical Twilight 3:58 AM EDT 9:31 PM EDT
Astronomical Twilight 3:07 AM EDT 10:22 PM EDT
Moon 6:37 AM EDT (7/9) 8:49 PM EDT (7/9)
Length of Visible Light 16h 08m
Length of Day
15h 01m
New Moon, 2% of the Moon is Illuminated
Jul 9
New Moon
Jul 15
First Quarter
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jul high avg low high avg low high avg low high avg low high avg low high avg high sum  
7 88 80 72 76 73 69 100 85 57 30.03 29.99 29.95 10 9 6 9 4 - 0.00  
8 84 78 73 74 73 71 100 88 69 30.06 29.98 29.95 10 8 2 13 7 24 0.00  
9 75 71 69 72 69 66 100 93 87 30.11 30.07 30.04 10 6 1 5 3 - 0.04 Rain
10 82 74 68 73 71 66 100 91 76 30.09 29.99 29.87 10 4 0 13 4 24 0.00 Fog
11 75 73 71 73 72 69 97 94 90 29.92 29.87 29.84 10 4 1 12 8 22 0.26 Rain
12 72 69 66 70 66 62 100 92 78 30.19 30.05 29.92 10 4 0 14 5 21 0.00 Fog
13 77 72 66 69 67 64 100 91 76 30.32 30.28 30.19 10 5 0 8 5 - 0.21 Fog , Rain