Portsmouth Rhode Island Weather Almanac
Wednesday, November 4, 2020
Partly Cloudy to Clear PM, Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    November 4, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   58   54   56   +2   73   in 1990   44   in 1926  
Minimum Temperature   33   34   41   -8   58   in 1982   30   in 2013  
Average Temperature   46   44   48   -2   65   in 1975   38   in 2013  
Precipitation   .00   .00   .15   -.15   2.35   in 1910            
One Hour   .00   .00           .44   in 1955            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in              
HDD   19   21   17   +2   27   in 2013   0   in 1975  
CDD   0   0   0   +0   0   in   0   in    
Maximum Dew Point   51   44   45   +6   65   in 1982   26   in 1973  
Minimum Dew Point   20   26   32   -12   57   in 1982   14   in 1989  
Average  Dew Point   36   35   38   -2   61   in 1982   23   in 1989  
Maximum Humidity   87%   77%   86%   +1%   100%   in 2010   43%   in 1953  
Minimum Humidity   55%   37%   53%   +2%   93%   in 1969   29%   in 1981  
Average Humidity   71%   57%   70%   +1%   97%   in 1969   38%   in 1953  
Maximum Barometer   30.52   30.39   30.16   +00.36   30.68   in 2013   29.70   in 1949  
Minimum Barometer   30.38   30.23   29.83   +00.55   30.38   in 2020   29.08   in 1927  
Average Barometer   30.45   30.31   30.00   +00.45   30.53   in 2013   29.55   in 1949  
Average Wind   7.0   7.2   7.1   -0.1   16.7   in 1973   1.7   in 2008  
Direction   SW   S   SW       WNW         SW        
High Wind Gust   23   21   24   -1   49   in 1927   10   in 1968  
Direction   SSE   S   NW       SE         E        
High Heat Index                                      
Wind Chill   28   31   38   -10             21   in 1989  
Maximum Water Temp   55.2   57.2   56.3   -1.1   61.0   in 2017   52.0   in 2010  
Minimum Water Temp   52.2   56.3   54.2   -2.0   58.2   in 2017   50.0   in 1996  
Average Water Temp   53.7   56.8   55.2   -1.5   59.6   in 2017   51.0   in 1996  
Sunrise/ AM Twilight   6:22:14 AM   5:53:17 AM            
Sunset / PM Twilight   4:35:28 PM   5:04:25 PM            
Length Of Day   10:13:14                          
Special Conditions   None                                  
Comments      
    November 4, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   50.3   57.8   56.0   -5.8   69.5   in 1982   46.5   in 2002  
Avg Minimum Temperature   34.5   38.0   41.0   -6.5   54.8   in 1982   30.3   in 1980  
Average Temperature   42.8   48.0   48.8   -6.0   62.3   in 1982   39.3   in 2002  
Total Precipitation   .97   .11   .58   +.39   3.99   in 1897   .00   in 2016  
Total Snow   0.0   0.0   0.0   +0.0   T   in 2014   0.0   in 2020  
Total HDD   89   68   65   +24   103   in 2002   11   in 1982  
Total CDD   0   0   0   +0   0   in         in    
Avg Maximum Dew Point   43.0   47.8   45.2   -2.2   59.8   in 1982   32.3   in 1964  
Avg Minimum Dew Point   22.5   27.8   32.1   -9.6   53.3   in 1982   16.0   in 1965  
Average  Dew Point   33.0   38.0   38.6   -5.6   56.5   in 1982   25.3   in 2002  
    November 4, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   32.25   46.48   40.02   -7.77   52.05   in 1998   21.35   in 1957  
Total Snow (since Jul 1 20)   0.6   0.0   T   +0.6   0.7   in 1979   0.0   in 2019  
Total HDD (since Jul 1 20)   417   380   500   -83   677   in 1895   242   in 2017  
Total CDD (since Jan 1)   871   731   563   +308   871   in 2020   290   in 1902  
                                   
Hour-by-Hour Weather For November 4, 2020  
Climate Weather for November 4  
Weather History For November 4  
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