Portsmouth Rhode Island Weather Almanac  
Tuesday, December 6, 2022  
Mostly to Cloudy & Light Rain PM, Very Warm  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    December 6, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   55   61   45   +10   62   in 2001   24   in 1902  
Minimum Temperature   46   45   32   +14   54   in 1999   11   in 1901  
Average Temperature   51   53   39   +12   58   in 2001   19   in 1902  
 Month Avg Max Temperature   49.0   50.5   46.2   +2.8   59.2   in 2001   33.0   in 1904  
Month Avg Min Temperature   35.2   36.2   33.2   +2.0   45.3   in 2001   14.5   in 1989  
Month Average Temperature   42.3   43.5   39.5   +2.8   52.7   in 2001   24.8   in 1976  
High Heat Index                                      
Low Wind Chill   43   38   23   +20             0   in 1954  
Heating Degree Days   14   12   26   -12   46   in 1902   7   in 2001  
Month HDD   136   129   153   -17   241   in 1976   74   in 2001  
Season HDD   957   923   1143   -186   1534   in 1904   888   in 2011  
Cooling Degree Days   0   0   #REF!   #REF!   0   in 2022   0   in    
Month CDD                                 in    
Year CDD   777   795   609   +168   871   in 2020   290   in 1902  
Maximum Dew Point   50   59   38   +12   59   in 2021   12   in 1969  
Minimum Dew Point   43   35   24   +19   52   in 2011   2   in 1992  
Average  Dew Point   47   47   31   +16   54   in 2011   10   in 1969  
 Month Avg Max Dew Point   43.2   41.8   38.0   +5.2   52.7   in 1982   16.0   in 1976  
Month Avg Min Dew Point   28.3   24.8   23.3   +5.1   39.8   in 1982   -2.7   in 1989  
Month Average Dew Point   36.0   33.5   30.6   +5.4   46.3   in 1982   9.3   in 1989  
Precipitation   .02   .38   .15   -.13   2.06   in 1945            
One Hour   .01   .17           .50   in 1953            
Hourly Rate   .00   2.38           2.38   in 2021            
Month Precipitation   .54   .38   .90   -.36   4.15   in 1981   .00   in 2000  
Year Precipitation   38.35   45.96   42.33   -3.98   61.67   in 1983   24.19   in 1957  
Snow   0.0   0.0   0.2   -0.2   13.9   in 1981       in    
Snow Depth   0   0           8   in 2002       in    
Month Snow   0.0   0.0   0.8   -0.8   17.0   in 1981   0.0   in 2022  
Season Snow   0.0   T   1.4   -1.4   19.5   in 1898   0.0   in 2022  
    December 6, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   93%   97%   89%   +4%   100%   in 2013   56%   in 1992  
Minimum Humidity   80%   71%   60%   +20%   95%   in 2014   32%   in 1958  
Average Humidity   87%   84%   74%   +12%   98%   in 1972   47%   in 1992  
Maximum Barometer   30.42   30.31   30.10   +00.32   30.63   in 1976   29.52   in 1997  
Minimum Barometer   30.34   29.58   29.77   +00.57   30.34   in 2022   28.85   in 1977  
Average Barometer   30.38   29.95   29.94   +00.44   30.46   in 1976   29.19   in 1977  
Average Wind   8.1   15.0   8.6   -0.5   20.7   in 2003   2.0   in 1974  
Direction   SE   SE   NW       NNE SW
High Wind Gust   25   33   27   -2   52   in 1953   9   in 1974  
Direction   SE   NW   NW       SSW S
Maximum Water Temp   50.7   52.5   48.3   +2.4   53.0   in 2011   42.6   in 2007  
Minimum Water Temp   49.1   49.6   46.0   +3.1   51.8   in 2011   40.6   in 2019  
Average Water Temp   49.9   51.1   47.2   +2.7   52.4   in 2011   41.7   in 2007  
Sunrise/ AM Twilight   6:57:08 AM   6:27:56 AM            
Sunset / PM Twilight   4:14:57 PM   4:44:22 PM            
Length Of Day   9:17:49                          
Special Conditions   Fog                                  
Comments   Abnormally Dry  
Hour-by-Hour Weather For December 6, 2022            
Climate Weather for December 6            
Weather History For December 6            
Weather Calendar            
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