Weather History for Hyannis, MA

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Tuesday, September 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 62 °F -  
Max Temperature 75 °F 70 °F 84 °F (1948)
Min Temperature 51 °F 55 °F 36 °F (1959)
Degree Days  
Heating Degree Days 3    
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 77    
Maximum Humidity 96    
Minimum Humidity 65    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 21 mph    
Max Gust Speed 34 mph    
Visibility 10 miles    
Events      
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

Sep. 18, 2012 Rise Set
Actual Time 6:24 AM EDT 6:44 PM EDT
Civil Twilight 5:57 AM EDT 7:12 PM EDT
Nautical Twilight 5:24 AM EDT 7:44 PM EDT
Astronomical Twilight 4:50 AM EDT 8:18 PM EDT
Moon 9:24 AM EDT (9/18) 8:01 PM EDT (9/18)
Length of Visible Light 13h 15m
Length of Day
12h 19m
Waxing Crescent, 9% of the Moon is Illuminated
Sep 18
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 64.0 °F 52.0 °F 65% 30.08 in 10.0 mi SSW 5.8 mph - N/A   Clear
1:56 AM 64.0 °F 52.0 °F 65% 30.07 in 10.0 mi SSW 5.8 mph - N/A   Clear
2:56 AM 53.1 °F 51.1 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 51.1 °F 50.0 °F 96% 30.06 in 10.0 mi Calm Calm - N/A   Clear
4:56 AM 51.1 °F 50.0 °F 96% 30.06 in 10.0 mi Calm Calm - N/A   Clear
5:56 AM 64.9 °F 55.0 °F 70% 30.04 in 10.0 mi South 4.6 mph - N/A   Clear
6:56 AM 64.9 °F 55.9 °F 73% 30.05 in 10.0 mi Variable 4.6 mph - N/A   Clear
7:56 AM 66.9 °F 59.0 °F 76% 30.05 in 10.0 mi South 6.9 mph 17.3 mph N/A   Clear
8:56 AM 66.9 °F 57.9 °F 73% 30.05 in 10.0 mi Variable 5.8 mph - N/A   Clear
9:56 AM 68.0 °F 59.0 °F 73% 30.04 in 10.0 mi SSE 8.1 mph - N/A   Scattered Clouds
10:56 AM 72.0 °F 61.0 °F 68% 30.02 in 10.0 mi SSE 9.2 mph 20.7 mph N/A   Partly Cloudy
11:56 AM 72.0 °F 63.0 °F 73% 30.00 in 10.0 mi South 15.0 mph 25.3 mph N/A   Partly Cloudy
12:56 PM 73.0 °F 63.0 °F 71% 29.98 in 10.0 mi South 11.5 mph 28.8 mph N/A   Clear
1:56 PM 73.9 °F 64.0 °F 71% 29.95 in 10.0 mi South 13.8 mph 28.8 mph N/A   Partly Cloudy
2:56 PM 73.4 °F 64.4 °F 73% 29.93 in 10.0 mi South 20.7 mph 34.5 mph N/A   Mostly Cloudy
3:56 PM 73.0 °F 64.9 °F 76% 29.92 in 10.0 mi South 15.0 mph 28.8 mph N/A   Overcast
4:56 PM 73.0 °F 64.9 °F 76% 29.91 in 10.0 mi South 13.8 mph 24.2 mph N/A   Partly Cloudy
5:56 PM 73.0 °F 66.0 °F 79% 29.90 in 10.0 mi South 15.0 mph 23.0 mph N/A   Overcast
6:56 PM 73.0 °F 66.0 °F 79% 29.89 in 10.0 mi South 16.1 mph 27.6 mph N/A   Mostly Cloudy
7:56 PM 72.0 °F 64.9 °F 78% 29.88 in 10.0 mi South 16.1 mph 25.3 mph N/A   Clear
8:56 PM 73.0 °F 64.9 °F 76% 29.86 in 10.0 mi South 18.4 mph 28.8 mph N/A   Clear
9:56 PM 73.0 °F 64.9 °F 76% 29.84 in 10.0 mi South 19.6 mph 31.1 mph N/A   Scattered Clouds
10:56 PM 71.6 °F 66.2 °F 83% 29.82 in 10.0 mi South 16.1 mph 32.2 mph N/A   Clear
11:56 PM 72.0 °F 66.9 °F 84% 29.82 in 10.0 mi South 18.4 mph 28.8 mph N/A   Overcast