Portsmouth Rhode Island Weather Almanac
Thursday, December 5, 2019
Mostly Cloudy early, Partly Cloudy Day to Mostly Cloudy PM, Windy and Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    December 5, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   43   36   45   -2   67   in 2001   24   in 1901  
Minimum Temperature   31   23   32   -1   51   in 2001   6   in 1926  
Average Temperature   37   30   39   -2   59   in 2001   18   in 1926  
Precipitation   .00   .00   .15   -.15   2.81   in 1993        
One Hour   .00   .00           .71   in 1993            
Snow   0.0   0.0   0.2   -.15   8.3   in 2002            
Snow Depth   2   0           4   in 1901            
HDD   28   35   26   +2   47   in 1926   6   in 2001  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   31   19   37   -6   58   in 1994   3   in 1989  
Minimum Dew Point   20   14   23   -3   46   in 2001   -4   in 1989  
Average  Dew Point   26   17   30   -4   50   in 1951   -1   in 1989  
Maximum Humidity   91%   72%   86%   +5%   100%   in 2013   53%   in 1980  
Minimum Humidity   53%   44%   56%   -3%   96%   in 1972   23%   in 1989  
Average Humidity   72%   58%   71%   +1%   98%   in 1972   42%   in 1989  
Maximum Barometer   29.99   30.13   30.16   -00.17   30.77   in 1971   29.30   in 1968  
Minimum Barometer   29.48   30.01   29.82   -00.34   30.52   in 2015   29.01   in 1968  
Average Barometer   29.74   30.07   29.99   -00.25   30.58   in 2015   29.16   in 1968  
Average Wind   11.4   5.5   8.1   +3.3   18.5   in 1961   2.4   in 1963  
Direction   WNW   NNE   WNW       S         W        
High Wind Gust   31   22   27   +4   50   in 1957   12   in 1998  
Direction   WNW   NNE   WNW       NNW         N        
Wind Chill   23   15   22   +1             0   in 1989  
Maximum Water Temp   44.1   46.0   48.4   -4.3   52.0   in 2001   43.9   in 2007  
Minimum Water Temp   40.5   41.9   45.7   -5.2   50.9   in 2001   40.3   in 2007  
Average Water Temp   42.3   44.0   47.0   -4.7   51.5   in 2001   42.1   in 2007  
Sunrise/ AM Twilight   6:56:54 AM   6:25:58 AM            
Sunset / PM Twilight   4:15:31 PM   4:46:28 PM            
Length Of Day   9:18:37                          
Special Conditions   None                                  
Comments      
    December 5, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   39.2   47.6   46.2   -7.0   58.6   in 2001   32.2   in 1896  
Avg Minimum Temperature   27.6   33.2   32.6   -5.0   43.8   in 2001   13.6   in 1989  
Average Temperature   33.4   40.4   39.4   -6.0   51.2   in 2001   23.7   in 1976  
Total Precipitation   .79   1.15   .75   +.04   3.48   in 1893   .00   in 2011  
Total Snow   4.2   0.0   0.9   +3.3   9.6   in 2002   0.0   in 2018  
Total HDD   156   121   127   +29   206   in 1976   67   in 2001  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   33.0   40.0   38.2   -5.2   51.4   in 1982   14.0   in 1976  
Avg Minimum Dew Point   19.6   25.2   23.5   -3.9   39.0   in 1982   -3.8   in 1989  
Average  Dew Point   26.3   32.6   30.9   -4.6   45.2   in 1982   6.6   in 1989  
    December 5, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   50.29   50.38   44.60   +5.69   61.39   in 1983   24.18   in 1957  
Total Snow (since Jul 1 19)   4.2   4.2   2.0   +2.2   19.5   in 1898   0.0   in 2017  
Total HDD (since Jul 1 19)   1146   1181   1159   -13   1498   in 1904   878   in 2011  
Total CDD (since Jan 1)   731   775   563   +168   807   in 2016   290   in 1902  
Hour-by-Hour Weather For December 5, 2019
Climate Weather for December 5
Weather History For December 5
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