Portsmouth Rhode Island Weather Almanac  
Monday, November 4, 2024  
Partly Cloudy to Cloudy PM, Slightly Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2024
    November 4, 2024   Record   Record  
Observed Daily Data   2024   2023   Norm   Depart   Highest   Lowest  
Maximum Temperature   55   60   55   +0   73   in 1990   44   in 1926  
Minimum Temperature   34   46   42   -8   58   in 1982   30   in 2013  
Average Temperature   45   53   49   -4   65   in 1975   38   in 2013  
 Month Avg Max Temperature   60.3   52.3   55.8   +4.5   69.5   in 1982   46.5   in 2002  
Month Avg Min Temperature   42.3   36.5   42.3   +0.0   54.8   in 1982   30.3   in 1980  
Month Average Temperature   51.5   44.5   49.0   +2.5   62.3   in 1982   39.3   in 2002  
High Heat Index   76               76   in 2024            
Low Wind Chill   30   45   38   -8             21   in 1989  
Heating Degree Days   20   12   16   +4   27   in 2013   0   in 1975  
Month Heating DD   54   82   64   -10   103   in 2002   11   in 1982  
Season Heating DD   336   368   460   -124   677   in 1895   242   in 2017    
Cooling Degree Days   0   0   0   +0   0   in 2024   0   in All    
Month Cooling DD   0   0   0   +0   0   in 2024   0   in 2024    
Year Cooling DD   696   726   609   +87   871   in 2020   290   in 1902    
Maximum Dew Point   52   49   47   +5   65   in 1982   26   in 1973    
Minimum Dew Point   31   42   34   -3   57   in 1982   14   in 1989    
Average  Dew Point   42   46   40   +2   61   in 1982   23   in 1989  
 Month Avg Max Dew Point   49.8   42.0   47.0   +2.8   59.8   in 1982   32.3   in 1964  
Month Avg Min Dew Point   34.0   32.5   34.3   -0.3   53.3   in 1982   16.0   in 1965  
Month Average Dew Point   42.3   37.5   40.5   +1.8   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   .00   .08   .52   -.52   3.99   in 1897   .00   in 2024  
Year Precipitation   44.61   47.00   38.01   +6.60   52.05   in 1998   21.35   in 1957  
Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Snow Depth   0   0   0   0   0   in     0   in    
Month Snow   0.0   0.0   0.0   .+00   T   in 2014   0.0   in    
Season Snow   0.0   0.0   0.0   .00   0.7   in 1979   0.0   in    
    November 4, 2024     Record Record
Observed Daily Data   2024   2023   Norm   Depart   Highest Lowest
Maximum Humidity   96%   91%   87%   +9%   100%   in 2010   43%   in 1953  
Minimum Humidity   69%   53%   53%   +16%   93%   in 1969   29%   in 1981  
Average Humidity   83%   72%   70%   +12%   97%   in 1969   38%   in 1953  
Maximum Barometer   30.59   30.32   30.17   +00.42   30.68   in 2013   29.70   in 1949  
Minimum Barometer   30.31   30.08   29.86   +00.45   30.38   in 2020   29.08   in 1927  
Average Barometer   30.45   30.20   30.02   +00.43   30.53   in 2013   29.55   in 1949  
Average Wind   6.0   5.3   7.0   -1.0   16.7   in 1973   1.7   in 2008  
Direction   SSE   S   SW       WNW         SW        
High Wind Gust   18   18   23   -5   49   in 1927   10   in 1968  
Direction   SSE   SSW   NW       SE         E        
Maximum Water Temp   57.7   57.2   56.6   +1.1   61.2   in 2022   52.0   in 2010  
Minimum Water Temp   56.5   56.1   54.6   +1.9   59.2   in 2022   50.0   in 1996  
Average Water Temp   57.1   56.7   55.6   +1.5   60.2   in 2022   51.0   in 1996  
Sunrise/ AM Twilight   6:21:10 AM   6:52:12 AM            
Sunset / PM Twilight   4:35:35 PM   6:05:27 PM            
Length Of Day   10:16:13                          
Special Conditions   None                                  
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