Portsmouth Rhode Island Weather Almanac  
Monday, November 11, 2024  
Cloudy, Light Rain & Fog and Windy early, Partly Cloudy Day to Clear PM, Much Warmer   
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2024
    November 11, 2024   Record   Record  
Observed Daily Data   2024   2023   Norm   Depart   Highest   Lowest  
Maximum Temperature   66   53   53   +13   68   in 2022   37   in 1926  
Minimum Temperature   54   34   39   +15   59   in 2020   16   in 1956  
Average Temperature   60   44   46   +14   64   in 2020   31   in 2017  
 Month Avg Max Temperature   62.9   53.6   54.6   +8.3   65.5   in 2022   46.2   in 1992  
Month Avg Min Temperature   45.8   38.5   41.0   +4.8   49.6   in 2022   32.2   in 1980  
Month Average Temperature   54.6   46.3   47.9   +6.7   57.7   in 2022   40.2   in 1992  
High Heat Index   76               76   in 2024            
Low Wind Chill   53   28   34   +19             5   in 1956  
Heating Degree Days   5   21   19   -14   34   in 2017   1   in 2020  
Month Heating DD   115   206   188   -73   273   in 1992   83   in 2022  
Season Heating DD   397   492   584   -187   830   in 1992   378   in 2017    
Cooling Degree Days   0   0   0   +0   0   in 2024   0   in All    
Month Cooling DD   1   0   0   +1   3   in 2022   0   in 2023    
Year Cooling DD   697   726   609   +88   871   in 2020   290   in 1902    
Maximum Dew Point   58   38   45   +13   66   in 2022   16   in 1957    
Minimum Dew Point   46   26   31   +15   57   in 2020   7   in 2017    
Average  Dew Point   52   32   38   +14   61   in 2022   13   in 2017  
 Month Avg Max Dew Point   52.7   44.6   46.0   +6.7   56.6   in 2022   33.5   in 1973  
Month Avg Min Dew Point   37.2   31.9   33.0   +4.2   43.8   in 2015   20.5   in 1965  
Month Average Dew Point   45.2   38.5   39.5   +5.6   50.2   in 2022   28.0   in 1973  
Precipitation   .12   .00   .13   -.01   1.57   in 1991            
One Hour Rain   .03   .00           .33   in 1991            
Half Hour Rain   .02   .00         .05   in 2022            
Hourly Rain Rate   .06   .00           2.21   in 2022            
Month Precipitation   .12   .34   1.43   -1.31   6.53   in 1969   .00   in 1917  
Year Precipitation   44.73   47.26   38.92   +5.81   52.79   in 1998   21.93   in 1957  
Snow   0.0   0.0   0.0   +0.0   0.4   in 1901   0.0   in    
Snow Depth   0   0   0   0   T   in 1977   0   in    
Month Snow   0.0   0.0   0.0   .+00   2.8   in 1894   0.0   in    
Season Snow   0.0   0.0   0.0   .00   2.8   in 1894   0.0   in    
    November 11, 2024     Record Record
Observed Daily Data   2024   2023   Norm   Depart   Highest Lowest
Maximum Humidity   98%   75%   87%   +11%   100%   in 2003   54%   in 1957  
Minimum Humidity   68%   52%   58%   +10%   91%   in 1991   29%   in 1961  
Average Humidity   83%   64%   73%   +10%   96%   in 1987   44%   in 1957  
Maximum Barometer   29.90   30.43   30.17   -00.27   30.65   in 1957   29.58   in 1983  
Minimum Barometer   29.60   30.12   29.88   -00.28   30.44   in 2012   28.93   in 1983  
Average Barometer   29.75   30.28   30.03   -00.28   30.49   in 1957   29.26   in 1983  
Average Wind   8.1   7.9   8.5   -0.4   18.8   in 1987   1.7   in 1978  
Direction   WSW   WNW   WNW       N         NE        
High Wind Gust   40   19   26   +14   51   in 1991   10   in 1952  
Direction   SSW   WNW   NW       NE         NW        
Maximum Water Temp   58.1   54.9   54.9   +3.2   60.1   in 2022   48.9   in 2010  
Minimum Water Temp   56.7   53.1   52.7   +4.0   58.6   in 2022   46.9   in 2010  
Average Water Temp   57.4   54.0   53.8   +3.6   59.4   in 2022   47.9   in 2010  
Sunrise/ AM Twilight   6:29:41 AM   6:00:11 AM            
Sunset / PM Twilight   4:28:10 PM   4:58:26 PM            
Length Of Day   10:00:08                          
Special Conditions   Fog                                  
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