Weather History for Chatham, MA

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Week of October 16, 2011 through October 22, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 70 °F 67 °F 62 °F
Mean Temperature 64 °F 61 °F 56 °F
Min Temperature 60 °F 55 °F 48 °F
Degree Days  
Heating Degree Days (base 65) 8 4 0 27
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 14 11 6 79
Dew Point  
Dew Point 67 °F 51 °F 34 °F
Precipitation  
Precipitation 1.27 in 0.26 in 0.00 in 1.79 in
Snowdepth - - - -
Wind  
Wind 20 mph 8 mph 0 mph
Gust Wind 36 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.08 in 29.80 in 29.53 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Oct. 16, 2011 Rise Set
Actual Time 6:52 AM EDT 5:57 PM EDT
Civil Twilight 6:24 AM EDT 6:25 PM EDT
Nautical Twilight 5:52 AM EDT 6:57 PM EDT
Astronomical Twilight 5:20 AM EDT 7:29 PM EDT
Moon 8:37 PM EDT 11:10 AM EDT
Length of Visible Light 12h 00m
Length of Day
11h 04m
Waning Gibbous, 82% of the Moon is Illuminated
Oct 16
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
Full

Daily Weather History & Observations

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 66 62 57 53 41 34 67 46 34 29.83 29.78 29.75 10 10 10 16 11 30 0.00 Rain
17 66 62 57 58 50 38 87 64 36 29.79 29.71 29.63 10 10 9 13 10 24 0.05 Rain
18 70 64 59 55 51 41 87 68 37 29.97 29.88 29.78 10 10 10 9 6 16 0.00  
19 69 63 57 66 60 52 100 90 75 29.97 29.79 29.60 10 5 1 20 8 31 1.27 Rain
20 70 64 60 67 62 48 100 85 62 29.73 29.58 29.53 10 6 1 20 10 36 0.47 Rain
21 62 58 50 48 46 43 77 64 54 29.98 29.87 29.75 10 10 10 17 11 28 0.00  
22 63 56 48 46 44 42 80 68 50 30.08 30.02 29.98 10 10 10 12 3 17 0.00