Portsmouth Rhode Island Weather Almanac  
Saturday, November 4, 2023  
Partly Cloudy and Much Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2023
    November 4, 2023   Record   Record  
Observed Daily Data   2023   2022   Norm   Depart   Highest   Lowest  
Maximum Temperature   60   68   55   +5   73   in 1990   44   in 1926  
Minimum Temperature   46   49   42   +4   58   in 1982   30   in 2013  
Average Temperature   53   59   49   +4   65   in 1975   38   in 2013  
 Month Avg Max Temperature   52.3   65.5   55.8   -3.5   69.5   in 1982   46.5   in 2002  
Month Avg Min Temperature   36.5   48.8   42.3   -5.8   54.8   in 1982   30.3   in 1980  
Month Average Temperature   44.5   57.5   49.0   -4.5   62.3   in 1982   39.3   in 2002  
High Heat Index                   74   in 1990            
Low Wind Chill   45   49   38   +7             21   in 1989  
Heating Degree Days   12   6   16   -4   27   in 2013   0   in 1975  
Month Heating DD   82   30   64   +18   103   in 2002   11   in 1982  
Season Heating DD   365   362   460   -95   677   in 1895   242   in 2017  
Cooling Degree Days   0   0   0   +0   0   in     0   in Many  
Month Cooling DD   0   0   0   +0   0   in     0   in Many  
Year Cooling DD   726   781   609   +117   871   in 2020   290   in 1902  
Maximum Dew Point   49   62   47   +2   65   in 1982   26   in 1973  
Minimum Dew Point   42   49   34   +8   57   in 1982   14   in 1989  
Average  Dew Point   46   56   40   +6   61   in 1982   23   in 1989  
 Month Avg Max Dew Point   57.3   43.3   47.0   +10.3   59.8   in 1982   32.3   in 1964  
Month Avg Min Dew Point   47.3   31.5   34.3   +13.0   53.3   in 1982   16.0   in 1965  
Month Average Dew Point   52.5   37.8   40.5   +12.0   56.5   in 1982   25.3   in 2002  
Precipitation   .00   .00   .13   -.13   2.35   in 1910            
One Hour Rain   .00   .00           .44   in 1955            
Half Hour Rain   .00   .00           .25   in 2004            
Hourly Rain Rate   .00   .00           4.48   in 2004            
Month Precipitation   .08   .15   .52   -.44   3.99   in 1897   .00   in 2016  
Year Precipitation   47.00   35.23   37.88   +9.12   52.05   in 1998   21.35   in 1957  
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0   0   +0   0   in              
Month Snow   0.0   0.0   0.0   +0.0   T   in 2014   0.0   in 2023  
Season Snow   0.0   0.0   0.0   +0.0   0.7   in 1979   0.0   in 2023  
    November 4, 2023     Record Record
Observed Daily Data   2023   2022   Norm   Depart   Highest Lowest
Maximum Humidity   91%   99%   87%   +4%   100%   in 2010   43%   in 1953  
Minimum Humidity   53%   76%   53%   -0%   93%   in 1969   29%   in 1981  
Average Humidity   72%   88%   70%   +2%   97%   in 1969   38%   in 1953  
Maximum Barometer   30.32   30.39   30.17   +00.15   30.68   in 2013   29.70   in 1949  
Minimum Barometer   30.08   30.31   29.85   +00.23   30.38   in 2020   29.08   in 1927  
Average Barometer   30.20   30.35   30.01   +00.19   30.53   in 2013   29.55   in 1949  
Average Wind   5.3   5.0   7.1   -1.8   16.7   in 1973   1.7   in 2008  
Direction   S   SSW   SW       WNW SW
High Wind Gust   18   23   24   -6   49   in 1927   10   in 1968  
Direction   SSW   SSW   NW       SE E
Maximum Water Temp   57.2   61.2   56.6   +0.6   61.2   in 2022   52.0   in 2010  
Minimum Water Temp   56.1   59.2   54.6   +1.5   59.2   in 2022   50.0   in 1996  
Average Water Temp   56.7   60.2   55.6   +1.1   60.2   in 2022   51.0   in 1996  
Sunrise/ AM Twilight   7:20:15 AM   6:52:12 AM            
Sunset / PM Twilight   5:36:28 PM   6:05:27 PM            
Length Of Day   10:16:13                          
Special Conditions   None                              
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