Weather History for Hyannis, MA

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Tuesday, December 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 52 °F 41 °F 58 °F (1973)
Min Temperature 44 °F 25 °F 7 °F (1960)
Degree Days  
Heating Degree Days 17    
Moisture  
Dew Point 48 °F    
Average Humidity 98    
Maximum Humidity 100    
Minimum Humidity 89    
Precipitation  
Precipitation 0.26 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.49 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 5 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

Dec. 18, 2012 Rise Set
Actual Time 7:03 AM EST 4:12 PM EST
Civil Twilight 6:31 AM EST 4:44 PM EST
Nautical Twilight 5:56 AM EST 5:19 PM EST
Astronomical Twilight 5:22 AM EST 5:53 PM EST
Moon 10:37 AM EST (12/18) 10:40 PM EST (12/18)
Length of Visible Light 10h 12m
Length of Day
9h 09m
Waxing Crescent, 34% of the Moon is Illuminated
Dec 18
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:43 AM 48.2 °F - 48.2 °F 100% 29.70 in 2.5 mi East 6.9 mph - 0.01 in Rain Light Rain
12:56 AM 48.9 °F - 48.0 °F 97% 29.71 in 3.0 mi East 8.1 mph - 0.01 in Rain Light Rain
1:56 AM 48.9 °F - 48.0 °F 97% 29.66 in 7.0 mi East 9.2 mph 18.4 mph 0.01 in   Overcast
2:56 AM 48.9 °F - 48.0 °F 97% 29.63 in 4.0 mi ENE 5.8 mph - 0.00 in Rain Light Rain
3:56 AM 50.0 °F - 48.9 °F 96% 29.59 in 4.0 mi East 8.1 mph - 0.04 in Rain Light Rain
4:56 AM 50.0 °F - 50.0 °F 100% 29.55 in 4.0 mi East 8.1 mph - 0.06 in Rain Light Rain
5:21 AM 50.0 °F - 50.0 °F 100% 29.55 in 1.8 mi ESE 8.1 mph - 0.00 in   Overcast
5:42 AM 50.0 °F - 50.0 °F 100% 29.56 in 0.8 mi ESE 6.9 mph - 0.00 in Rain Light Rain
5:56 AM 50.0 °F - 50.0 °F 100% 29.55 in 0.8 mi ESE 5.8 mph - 0.00 in Rain Light Rain
6:19 AM 50.0 °F - 50.0 °F 100% 29.56 in 1.0 mi SSE 5.8 mph - 0.02 in Rain Light Rain
6:39 AM 50.0 °F - 50.0 °F 100% 29.54 in 3.0 mi ESE 6.9 mph - 0.05 in Rain Light Rain
6:41 AM 50.0 °F - 50.0 °F 100% 29.54 in 2.0 mi ESE 6.9 mph - 0.05 in Rain Light Rain
6:49 AM 48.2 °F - 48.2 °F 100% 29.54 in 2.0 mi SE 5.8 mph - 0.07 in Rain Rain
6:56 AM 50.0 °F - 50.0 °F 100% 29.52 in 2.0 mi East 6.9 mph - 0.09 in Rain Rain
7:13 AM 50.0 °F - 50.0 °F 100% 29.53 in 2.0 mi SSE 5.8 mph - 0.02 in Rain Light Rain
7:37 AM 50.0 °F - 50.0 °F 100% 29.53 in 1.0 mi SSE 6.9 mph - 0.02 in Rain Light Rain
7:56 AM 50.0 °F - 50.0 °F 100% 29.52 in 0.8 mi SE 6.9 mph - 0.02 in Rain Light Rain
8:56 AM 51.1 °F - 51.1 °F 100% 29.50 in 2.0 mi SE 6.9 mph - 0.01 in Rain Light Rain
9:56 AM 50.0 °F - 50.0 °F 100% 29.49 in 2.0 mi SSE 6.9 mph - 0.02 in   Overcast
10:29 AM 51.8 °F - 51.8 °F 100% 29.48 in 5.0 mi South 9.2 mph - N/A   Overcast
10:56 AM 52.0 °F - 52.0 °F 100% 29.47 in 7.0 mi South 4.6 mph - 0.00 in   Overcast
11:14 AM 51.8 °F - 51.8 °F 100% 29.46 in 7.0 mi South 6.9 mph - N/A   Overcast
11:56 AM 51.1 °F - 51.1 °F 100% 29.44 in 3.0 mi SSW 11.5 mph - N/A   Overcast
12:56 PM 51.1 °F - 51.1 °F 100% 29.43 in 7.0 mi SW 12.7 mph - N/A   Overcast
1:01 PM 51.8 °F - 51.8 °F 100% 29.42 in 8.0 mi SSW 11.5 mph - N/A   Overcast
1:56 PM 52.0 °F - 48.9 °F 89% 29.42 in 10.0 mi SW 13.8 mph - N/A   Overcast
2:23 PM 51.8 °F - 50.0 °F 94% 29.41 in 5.0 mi SW 12.7 mph - N/A   Overcast
2:56 PM 50.0 °F - 48.9 °F 96% 29.42 in 10.0 mi SW 15.0 mph - N/A   Overcast
3:56 PM 48.9 °F - 48.0 °F 97% 29.41 in 10.0 mi SW 8.1 mph - N/A   Overcast
4:15 PM 48.2 °F - 48.2 °F 100% 29.41 in 2.0 mi SSW 8.1 mph - N/A   Overcast
4:24 PM 48.2 °F - 48.2 °F 100% 29.41 in 2.0 mi SSW 4.6 mph - N/A   Overcast
4:56 PM 46.9 °F - 46.9 °F 100% 29.42 in 1.0 mi SW 6.9 mph - N/A   Mist
5:56 PM 46.9 °F - 46.9 °F 100% 29.44 in 1.0 mi SW 6.9 mph - N/A   Mist
6:03 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.43 in 0.8 mi SW 5.8 mph - N/A   Mist
6:15 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.43 in 1.0 mi SW 5.8 mph - N/A   Mist
6:36 PM 46.4 °F 44.3 °F 46.4 °F 100% 29.43 in 3.0 mi SW 4.6 mph - N/A   Overcast
6:56 PM 46.9 °F - 46.9 °F 100% 29.44 in 6.0 mi SW 5.8 mph - N/A   Overcast
7:51 PM 46.4 °F 41.9 °F 46.4 °F 100% 29.43 in 10.0 mi WSW 9.2 mph - N/A   Overcast
7:56 PM 46.0 °F 41.9 °F 46.0 °F 100% 29.44 in 10.0 mi SW 8.1 mph - N/A   Overcast
8:09 PM 44.6 °F 39.7 °F 44.6 °F 100% 29.43 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
8:20 PM 46.4 °F 42.9 °F 44.6 °F 93% 29.43 in 10.0 mi SW 6.9 mph - N/A   Overcast
8:36 PM 46.4 °F 41.9 °F 46.4 °F 100% 29.44 in 10.0 mi WSW 9.2 mph - N/A   Overcast
8:56 PM 46.0 °F 41.9 °F 45.0 °F 96% 29.44 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
9:56 PM 45.0 °F 41.2 °F 43.0 °F 93% 29.42 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
10:56 PM 45.0 °F 41.2 °F 42.1 °F 90% 29.42 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
11:56 PM 45.0 °F 40.1 °F 42.1 °F 90% 29.42 in 10.0 mi West 9.2 mph - N/A   Clear