Portsmouth Rhode Island Weather Almanac  
Sunday, November 20, 2022  
Mostly Cloudy early, Partly Cloudy Day to Clear PM, Windy, Dry and Colder  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    November 20, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   38   45   51   -13   70   in 1953   30   in 1951  
Minimum Temperature   28   32   37   -9   55   in 1954   18   in 1893  
Average Temperature   33   39   44   -11   59   in 1985   26   in 1951  
 Month Avg Max Temperature   58.4   56.0   53.4   +5.0   61.5   in 1975   45.6   in 1933  
Month Avg Min Temperature   43.5   39.1   39.7   +3.9   45.0   in 2015   31.4   in 1933  
Month Average Temperature   51.2   47.7   46.6   +4.6   52.4   in 1975   38.7   in 1933  
High Heat Index                   70   in 1953            
Low Wind Chill   17   27   30   -13             9   in 1986  
Heating Degree Days   32   26   21   +11   39   in 1951   6   in 1985  
Month HDD   280   346   367   -87   526   in 1933   252   in 1975  
Season HDD   612   536   763   -151   1064   in 1992   536   in 2021  
Cooling Degree Days   0   0   0   +0   44866   in 1900   0   in    
Month CDD   3   0   0   +3   3   in 2022       in    
Year CDD   777   795   609   +168   871   in 2020   290   in 1902  
Maximum Dew Point   28   36   43   -15   61   in 1954   15   in 1984  
Minimum Dew Point   5   20   29   -24   54   in 1954   5   in 2022  
Average  Dew Point   17   28   36   -19   58   in 1954   11   in 1984  
 Month Avg Max Dew Point   49.6   44.9   44.9   +4.7   51.1   in 2015   31.2   in 1976  
Month Avg Min Dew Point   35.6   31.5   31.6   +4.0   40.2   in 2006   19.2   in 1980  
Month Average Dew Point   42.8   38.4   38.3   +4.5   45.2   in 2006   26.5   in 1976  
Precipitation   .00   .00   .14   -.14   2.65   in 1988            
One Hour   .00   .00           .49   in 1972            
Hourly Rate   .00   .00           2.36   in 2009            
Month Precipitation   1.60   1.13   2.63   -1.03   7.97   in 1969   .00   in 1917  
Year Precipitation   36.68   45.13   39.99   -3.31   55.22   in 1983   23.20   in 1957  
Snow   0.0   0.0           1.3   in 1961       in    
Snow Depth   0   0           3   in 1986       in    
Month Snow   0.0   0.0   0.0   +0.0   8.3   in 1987       in    
Season Snow   0.0   0.0   0.0   +0.0   8.3   in 1987       in    
    November 20, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   78%   76%   87%   -9%   100%   in 2003   62%   in 2013  
Minimum Humidity   29%   39%   56%   -27%   90%   in 1998   27%   in 1990  
Average Humidity   54%   58%   71%   -18%   94%   in 1954   45%   in 1990  
Maximum Barometer   30.28   30.56   30.13   +00.15   30.70   in 1992   29.55   in 2016  
Minimum Barometer   29.90   30.41   29.84   +00.06   30.51   in 1992   29.14   in 1974  
Average Barometer   30.09   30.49   29.98   +00.11   30.61   in 1992   29.44   in 2016  
Average Wind   11.8   5.8   7.9   +3.9   18.0   in 1950   1.8   in 1965  
Direction   WNW   SSW   WNW       SSW NNW
High Wind Gust   35   18   26   +9   49   in 1950   10   in 2004  
Direction   WNW   NNW   WNW       SSW ENE
Maximum Water Temp   53.2   54.5   51.8   +1.4   56.0   in 2015   47.6   in 2019  
Minimum Water Temp   49.3   51.8   49.6   -0.3   54.6   in 2015   45.5   in 2019  
Average Water Temp   51.3   53.2   50.7   +0.5   55.3   in 2015   46.6   in 2019  
Sunrise/ AM Twilight   6:39:52 AM   6:10:18 AM            
Sunset / PM Twilight   4:21:10 PM   4:51:37 PM            
Length Of Day   9:41:18                          
Special Conditions   None                              
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