Portsmouth Rhode Island Weather Almanac
Sunday, November 15, 2020
Clear early, Partly Cloudy Day to Cloudy, Heavy Rain, Very Windy and Fog Late, Seasonal Temps
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    November 15, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   60   52   52   +8   68   in 1993   31   in 1996  
Minimum Temperature   32   36   38   -6   58   in 2008   21   in 1933  
Average Temperature   46   44   45   +1   62   in 2011   28   in 1996  
Precipitation   .32   .00   .15   +.17   1.20   in 1906            
One Hour   .27   .00           .36   in 2016            
Snow   0.0   0.0   0.0   +0.0   4.2   in 2018            
Snow Depth   0   0           1   in 1987            
HDD   19   21   20   -1   37   in 1996   3   in 2011  
CDD   0   0   0   +0   0   in   0   in    
Maximum Dew Point   58   38   43   +16   63   in 2008   13   in 1996  
Minimum Dew Point   27   28   29   -2   57   in 2008   5   in 2003  
Average  Dew Point   43   33   36   +8   60   in 2008   9   in 1996  
Maximum Humidity   94%   87%   87%   +7%   100%   in 2016   57%   in 2003  
Minimum Humidity   60%   46%   54%   +6%   94%   in 2008   21%   in 2003  
Average Humidity   77%   67%   70%   +7%   97%   in 1970   39%   in 2003  
Maximum Barometer   30.29   30.27   30.14   +00.15   30.80   in 1996   29.54   in 1999  
Minimum Barometer   29.65   30.07   29.85   -00.20   30.60   in 1996   29.33   in 2007  
Average Barometer   29.97   30.17   29.99   -00.02   30.70   in 1996   29.47   in 1999  
Average Wind   9.3   7.4   7.7   +1.6   21.4   in 1962   2.7   in 1965  
Direction   SSE   W   N       NNW         NW        
High Wind Gust   44   25   25   +19   51   in 1906   11   in 2010  
Direction   S   NW   N       NE         NE        
High Heat Index                                      
Wind Chill   28   32   33   -5             12   in 1996  
Maximum Water Temp   55.9   51.1   53.0   +2.9   56.6   in 2008   47.3   in 2018  
Minimum Water Temp   54.1   47.2   51.0   +3.1   55.5   in 2008   43.0   in 2018  
Average Water Temp   55.0   49.2   52.0   +3.0   56.1   in 2008   45.2   in 2018  
Sunrise/ AM Twilight   6:35:32 AM   6:05:48 AM            
Sunset / PM Twilight   4:24:38 PM   4:54:22 PM            
Length Of Day   9:49:06                          
Special Conditions   Fog                                  
Comments      
    November 15, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   61.1   52.5   54.5   +6.6   62.7   in 1975   46.1   in 1894  
Avg Minimum Temperature   44.3   33.6   39.6   +4.7   46.5   in 2015   31.9   in 1976  
Average Temperature   52.9   43.2   47.1   +5.8   53.9   in 1975   40.1   in 1894  
Total Precipitation   2.06   1.18   2.23   -.17   7.28   in 1969   .00   in 1917  
Total Snow   0.0   T   0.0   +0.0   8.3   in 1987   0.0   in 2020  
Total HDD   181   327   267   -86   374   in 1894   167   in 1975  
Total CDD   0   0   0   +0   0   in         in    
Avg Maximum Dew Point   52.3   43.0   44.0   +8.3   52.9   in 2005   32.0   in 1976  
Avg Minimum Dew Point   38.1   23.3   30.5   +7.7   41.0   in 2015   21.0   in 1980  
Average  Dew Point   45.5   33.4   37.2   +8.2   46.9   in 2015   26.6   in 1976  
    November 15, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   33.34   47.55   41.67   -8.33   52.79   in 1998   22.64   in 1957  
Total Snow (since Jul 1 20)   0.6   T   T   +0.6   8.3   in 1987   0.0   in 2017  
Total HDD (since Jul 1 20)   509   639   702   -193   912   in 1992   476   in 2017  
Total CDD (since Jan 1)   871   731   563   +308   871   in 2020   290   in 1902  
                                   
Hour-by-Hour Weather For November 15, 2020  
Climate Weather for November 15  
Weather History For November 15  
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