Weather History for Chatham, MA

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Tuesday, April 9, 2013

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 64 °F 48 °F 64 °F (2013)
Min Temperature 42 °F 35 °F 27 °F (1977)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 86    
Maximum Humidity 100    
Minimum Humidity 60    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 16 mph    
Max Gust Speed 23 mph    
Visibility 6 miles    
Events Fog , Rain , Thunderstorm    
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. 09, 2013 Rise Set
Actual Time 6:09 AM EDT 7:14 PM EDT
Civil Twilight 5:40 AM EDT 7:42 PM EDT
Nautical Twilight 5:06 AM EDT 8:16 PM EDT
Astronomical Twilight 4:31 AM EDT 8:52 PM EDT
Moon 5:30 AM EDT (4/9) 6:46 PM EDT (4/9)
Length of Visible Light 14h 02m
Length of Day
13h 05m
Waning Crescent, 1% of the Moon is Illuminated
Apr 9
Waning Crescent
Apr 10
New
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter

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 45.0 °F 41.2 °F 37.9 °F 76% 30.14 in 10.0 mi Variable 6.9 mph - N/A   Partly Cloudy
1:52 AM 44.1 °F 40.8 °F 39.9 °F 85% 30.11 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
2:52 AM 45.0 °F 40.6 °F 39.9 °F 82% 30.08 in 10.0 mi South 8.1 mph - N/A   Partly Cloudy
3:52 AM 46.0 °F 42.5 °F 39.9 °F 79% 30.07 in 10.0 mi South 6.9 mph - N/A   Overcast
4:52 AM 46.0 °F 41.4 °F 39.9 °F 79% 30.03 in 10.0 mi South 9.2 mph 17.3 mph N/A   Overcast
5:38 AM 46.4 °F 41.9 °F 42.8 °F 87% 30.01 in 7.0 mi SSE 9.2 mph - 0.00 in Rain Light Rain
5:48 AM 46.4 °F 41.9 °F 42.8 °F 87% 30.00 in 7.0 mi SSE 9.2 mph 19.6 mph 0.00 in Rain Light Rain
5:52 AM 45.0 °F 39.7 °F 43.0 °F 93% 30.00 in 7.0 mi SSE 10.4 mph 20.7 mph 0.00 in Rain Light Rain
6:08 AM 44.6 °F 39.7 °F 44.6 °F 100% 29.99 in 1.8 mi South 9.2 mph - 0.00 in   Overcast
6:23 AM 44.6 °F 39.7 °F 44.6 °F 100% 29.99 in 0.5 mi South 9.2 mph - 0.00 in Fog Fog
6:45 AM 44.6 °F 40.7 °F 44.6 °F 100% 29.99 in 0.5 mi South 6.9 mph 16.1 mph 0.00 in Fog , Thunderstorm Fog
6:52 AM 46.0 °F 41.4 °F 45.0 °F 96% 29.99 in 0.5 mi South 9.2 mph - 0.00 in Fog , Thunderstorm Fog
7:04 AM 46.4 °F 41.1 °F 44.6 °F 93% 29.97 in 0.2 mi South 11.5 mph 17.3 mph 0.00 in Fog , Rain , Thunderstorm Light Rain
7:14 AM 46.4 °F 40.7 °F 44.6 °F 93% 29.97 in 0.5 mi South 12.7 mph 17.3 mph 0.00 in Fog , Rain , Thunderstorm Light Rain
7:23 AM 46.4 °F 41.5 °F 44.6 °F 93% 29.97 in 0.2 mi South 10.4 mph 18.4 mph 0.00 in Fog , Rain , Thunderstorm Light Rain
7:30 AM 46.4 °F 41.5 °F 46.4 °F 100% 29.97 in 0.2 mi South 10.4 mph 18.4 mph 0.00 in Fog , Rain Light Rain
7:52 AM 46.9 °F - 46.0 °F 97% 29.96 in 0.2 mi South 10.4 mph 19.6 mph 0.00 in Fog Fog
8:11 AM 46.4 °F 42.4 °F 46.4 °F 100% 29.95 in 0.5 mi South 8.1 mph 16.1 mph N/A Fog Fog
8:26 AM 48.2 °F - 48.2 °F 100% 29.94 in 1.8 mi South 10.4 mph 18.4 mph N/A   Overcast
8:34 AM 50.0 °F - 48.2 °F 94% 29.93 in 2.5 mi SSW 9.2 mph 17.3 mph N/A   Overcast
8:43 AM 50.0 °F - 50.0 °F 100% 29.93 in 3.0 mi SSW 9.2 mph 20.7 mph N/A   Overcast
8:52 AM 50.0 °F - 48.9 °F 96% 29.94 in 4.0 mi SSW 10.4 mph 18.4 mph N/A   Overcast
9:52 AM 51.1 °F - 48.0 °F 89% 29.91 in 7.0 mi SW 12.7 mph 20.7 mph N/A   Overcast
10:26 AM 51.8 °F - 46.4 °F 82% 29.90 in 8.0 mi SW 16.1 mph 23.0 mph N/A   Scattered Clouds
10:52 AM 52.0 °F - 46.9 °F 83% 29.90 in 7.0 mi SW 11.5 mph 21.9 mph N/A   Mostly Cloudy
10:59 AM 53.6 °F - 46.4 °F 77% 29.90 in 8.0 mi SW 10.4 mph 23.0 mph N/A   Scattered Clouds
11:52 AM 57.9 °F - 48.9 °F 72% 29.88 in 10.0 mi SW 9.2 mph 21.9 mph N/A   Clear
12:52 PM 60.1 °F - 48.0 °F 64% 29.88 in 10.0 mi WSW 9.2 mph 19.6 mph N/A   Clear
1:52 PM 63.0 °F - 48.9 °F 60% 29.88 in 10.0 mi SSW 8.1 mph - N/A   Clear
2:52 PM 63.0 °F - 48.9 °F 60% 29.91 in 10.0 mi Calm Calm - N/A   Clear
3:52 PM 55.9 °F - 46.9 °F 72% 29.92 in 9.0 mi NE 8.1 mph - N/A   Clear
4:52 PM 52.0 °F - 45.0 °F 77% 29.94 in 9.0 mi NE 10.4 mph - N/A   Clear
5:52 PM 53.1 °F - 44.1 °F 71% 29.96 in 10.0 mi NE 4.6 mph - N/A   Clear
6:52 PM 52.0 °F - 44.1 °F 74% 30.00 in 10.0 mi NNE 5.8 mph - N/A   Clear
7:52 PM 50.0 °F - 43.0 °F 77% 30.00 in 10.0 mi NE 6.9 mph - N/A   Clear
8:52 PM 48.0 °F - 43.0 °F 83% 30.04 in 10.0 mi ENE 3.5 mph - N/A   Clear
9:52 PM 45.0 °F - 41.0 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
10:52 PM 42.1 °F - 39.9 °F 92% 30.05 in 10.0 mi Calm Calm - N/A   Clear
11:52 PM 45.0 °F - 42.1 °F 90% 30.03 in 8.0 mi Calm Calm - N/A   Clear