Portsmouth Rhode Island Weather Almanac  
Monday, November 13, 2023  
Clear early, Partly Cloudy Day to Cloudy, Light Rain PM, Light Winds, Continued Very Cold  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2023
    November 13, 2023   Record   Record  
Observed Daily Data   2023   2022   Norm   Depart   Highest   Lowest  
Maximum Temperature   44   55   53   -9   65   in 1964   32   in 2019  
Minimum Temperature   28   40   39   -11   54   in 1930   20   in 2019  
Average Temperature   36   48   46   -10   59   in 1964   26   in 2019  
 Month Avg Max Temperature   52.1   65.2   54.4   -2.3   65.2   in 2022   46.0   in 1894  
Month Avg Min Temperature   37.0   49.2   40.7   -3.7   49.2   in 2022   32.0   in 1976  
Month Average Temperature   44.7   57.4   47.6   -2.9   57.4   in 2022   39.9   in 1894  
High Heat Index                       in              
Low Wind Chill   20   33   32   -12             4   in 2019  
Heating Degree Days   29   17   19   +10   39   in 2019   6   in 1964  
Month Heating DD   264   102   226   +38   326   in 1894   102   in 2022  
Season Heating DD   547   434   622   -75   860   in 1992   404   in 2021  
Cooling Degree Days   0   0   0   +0       in     0   in Many  
Month Cooling DD   0   0   0   +0   3   in 2022   0   in Many  
Year Cooling DD   726   784   609   +117   871   in 2020   290   in 1902  
Maximum Dew Point   35   50   44   -9   60   in 2018   9   in 2019  
Minimum Dew Point   22   32   31   -9   51   in 2006   4   in 2019  
Average  Dew Point   29   41   37   -8   55   in 2006   7   in 2019  
 Month Avg Max Dew Point   56.9   44.9   45.7   +11.2   56.9   in 2022   33.2   in 1976  
Month Avg Min Dew Point   42.8   32.1   32.7   +10.1   43.0   in 2015   20.5   in 1980  
Month Average Dew Point   50.1   38.8   39.2   +10.8   50.1   in 2022   27.3   in 1976  
Precipitation   .01   .27   .13   -.12   3.42   in 1975            
One Hour Rain   .01   .09           .65   in 1975            
Half Hour Rain   .01   .05           .23   in 2018            
Hourly Rain Rate   .00   .35           5.70   in 2021            
Month Precipitation   .35   .81   1.69   -1.34   6.68   in 1969   .00   in 1917  
Year Precipitation   47.27   35.89   39.05   +8.22   52.79   in 1998   21.93   in 1957  
Snow   0.0   0.0   0.0   +0.0   3.1   in 2004            
Snow Depth   0   0   0   +0   7   in 1987            
Month Snow   0.0   0.0   0.0   +0.0   8.3   in 1987   0.0   in 2023  
Season Snow   0.0   0.0   0.0   +0.0   8.3   in 1987   0.0   in 2023  
    November 13, 2023     Record Record
Observed Daily Data   2023   2022   Norm   Depart   Highest Lowest
Maximum Humidity   93%   97%   88%   +5%   100%   in 2018   53%   in 1954  
Minimum Humidity   47%   69%   54%   -7%   90%   in 2020   26%   in 2010  
Average Humidity   70%   83%   71%   -1%   95%   in 2020   43%   in 1954  
Maximum Barometer   30.42   30.01   30.16   +00.26   30.71   in 1927   29.45   in 1968  
Minimum Barometer   30.13   29.70   29.86   +00.27   30.47   in 1996   28.69   in 1904  
Average Barometer   30.28   29.86   30.00   +00.27   30.53   in 1996   29.22   in 1968  
Average Wind   4.5   8.4   7.8   -3.3   16.5   in 2003   1.0   in 1955  
Direction   N   WNW   WNW       W SW
High Wind Gust   14   39   25   -11   63   in 1904   9   in 1955  
Direction   N   WNW   WNW       NE SE
Maximum Water Temp   54.3   60.8   54.3   +0.0   60.8   in 2022   48.9   in 2010  
Minimum Water Temp   52.3   58.1   52.1   +0.2   58.1   in 2022   46.6   in 2010  
Average Water Temp   53.3   59.5   53.2   +0.1   59.5   in 2022   47.8   in 2010  
Sunrise/ AM Twilight   6:31:11 AM   6:02:28 AM            
Sunset / PM Twilight   4:27:00 PM   4:56:42 PM            
Length Of Day   9:55:49                          
Special Conditions   None                              
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