Weather History for Chatham, MA

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Friday, April 27, 2012

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 59 °F 54 °F 80 °F (1990)
Min Temperature 43 °F 40 °F 32 °F (1992)
Degree Days  
Heating Degree Days 14    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 41 °F    
Average Humidity 68    
Maximum Humidity 97    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.64 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 17 mph    
Max Gust Speed 29 mph    
Visibility 9 miles    
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

Apr. 27, 2012 Rise Set
Actual Time 5:41 AM EDT 7:34 PM EDT
Civil Twilight 5:11 AM EDT 8:04 PM EDT
Nautical Twilight 4:35 AM EDT 8:40 PM EDT
Astronomical Twilight 3:55 AM EDT 9:20 PM EDT
Moon 10:14 AM EDT (4/27) 12:20 AM EDT (4/27)
Length of Visible Light 14h 52m
Length of Day
13h 52m
Waxing Crescent, 33% of the Moon is Illuminated
Apr 27
Waxing Crescent
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter
May 20
New

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 52.0 °F - 50.0 °F 93% 29.54 in 9.0 mi SSE 9.2 mph 18.4 mph N/A   Overcast
1:52 AM 53.1 °F - 51.1 °F 93% 29.53 in 10.0 mi SE 8.1 mph - N/A   Overcast
2:17 AM 53.6 °F - 51.8 °F 94% 29.51 in 10.0 mi Variable 4.6 mph - N/A   Overcast
2:31 AM 53.6 °F - 51.8 °F 94% 29.51 in 10.0 mi SW 5.8 mph - N/A   Overcast
2:45 AM 53.6 °F - 51.8 °F 94% 29.50 in 4.0 mi SW 3.5 mph - 0.00 in Rain Light Rain
2:52 AM 53.1 °F - 51.1 °F 93% 29.50 in 5.0 mi SW 3.5 mph - 0.00 in   Overcast
3:05 AM 53.6 °F - 51.8 °F 94% 29.50 in 4.0 mi SW 3.5 mph - 0.00 in Rain Light Rain
3:52 AM 54.0 °F - 52.0 °F 93% 29.50 in 5.0 mi SW 4.6 mph - 0.00 in   Overcast
4:52 AM 54.0 °F - 52.0 °F 93% 29.50 in 10.0 mi WSW 4.6 mph - N/A   Overcast
5:52 AM 54.0 °F - 53.1 °F 97% 29.52 in 10.0 mi WSW 5.8 mph - 0.00 in   Overcast
6:21 AM 55.4 °F - 53.6 °F 94% 29.52 in 10.0 mi WSW 5.8 mph - N/A   Overcast
6:52 AM 55.0 °F - 53.1 °F 93% 29.52 in 10.0 mi West 5.8 mph - N/A   Overcast
7:32 AM 53.6 °F - 46.4 °F 77% 29.53 in 10.0 mi West 8.1 mph 16.1 mph N/A   Overcast
7:52 AM 52.0 °F - 45.0 °F 77% 29.54 in 10.0 mi WNW 9.2 mph - N/A   Overcast
8:08 AM 51.8 °F - 44.6 °F 76% 29.54 in 10.0 mi WNW 11.5 mph 19.6 mph N/A   Overcast
8:52 AM 53.1 °F - 39.0 °F 59% 29.57 in 10.0 mi WNW 12.7 mph 20.7 mph N/A   Overcast
9:52 AM 54.0 °F - 37.9 °F 55% 29.60 in 10.0 mi WNW 9.2 mph 23.0 mph N/A   Overcast
10:52 AM 55.9 °F - 35.1 °F 45% 29.63 in 10.0 mi WNW 12.7 mph 24.2 mph N/A   Mostly Cloudy
11:52 AM 57.0 °F - 37.0 °F 47% 29.65 in 10.0 mi WNW 10.4 mph 21.9 mph N/A   Mostly Cloudy
12:52 PM 57.0 °F - 34.0 °F 42% 29.67 in 10.0 mi WNW 10.4 mph 26.5 mph N/A   Partly Cloudy
1:52 PM 57.9 °F - 32.0 °F 37% 29.69 in 10.0 mi WNW 13.8 mph 28.8 mph N/A   Clear
2:52 PM 59.0 °F - 30.9 °F 35% 29.70 in 10.0 mi NW 17.3 mph 26.5 mph N/A   Clear
4:52 PM 57.0 °F - 30.0 °F 36% 29.74 in 10.0 mi WNW 10.4 mph 25.3 mph N/A   Clear
5:52 PM 55.9 °F - 30.0 °F 37% 29.78 in 10.0 mi WNW 12.7 mph 24.2 mph N/A   Clear
6:52 PM 52.0 °F - 30.9 °F 45% 29.82 in 10.0 mi WNW 13.8 mph 21.9 mph N/A   Clear
7:52 PM 48.9 °F - 27.0 °F 43% 29.86 in 10.0 mi WNW 11.5 mph 25.3 mph N/A   Clear
8:52 PM 46.0 °F 41.0 °F 27.0 °F 47% 29.90 in 10.0 mi WNW 10.4 mph 25.3 mph N/A   Clear
9:52 PM 44.1 °F 38.6 °F 26.1 °F 49% 29.92 in 10.0 mi West 10.4 mph 20.7 mph N/A   Clear
10:52 PM 44.1 °F 38.1 °F 26.1 °F 49% 29.95 in 10.0 mi West 11.5 mph 18.4 mph N/A   Scattered Clouds
11:52 PM 43.0 °F 36.8 °F 25.0 °F 49% 29.97 in 10.0 mi WNW 11.5 mph 20.7 mph N/A   Clear