Portsmouth Rhode Island Weather Almanac  
Thursday, December 1, 2022  
Mostly Cloudy AM, Partly Cloudy Day to Clear PM, Windy and Much Colder  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    December 1, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   45   48   47   -2   63   in 2006   30   in 1958  
Minimum Temperature   34   34   34   +0   57   in 2006   12   in 1936  
Average Temperature   40   41   40   +0   60   in 2006   22   in 1936  
 Month Avg Max Temperature   45.0   48.0   47.0   -2.0   63.0   in 2006   30.0   in 1958  
Month Avg Min Temperature   34.0   34.0   34.0   +0.0   57.0   in 2006   12.0   in 1936  
Month Average Temperature   40.0   41.0   40.0   +0.0   60.0   in 2006   22.0   in 1936  
High Heat Index                                      
Low Wind Chill   27   29   23   +4             -1   in 1989  
Heating Degree Days   25   24   25   +0   43   in 1936   5   in 2006  
Month HDD   25   24   25   +0   43   in 1936   5   in 2006  
Season HDD   846   818   1015   -169   1340   in 1904   793   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   38   34   40   -2   62   in 2006   10   in 1989  
Minimum Dew Point   21   27   26   -5   55   in 2006   -2   in 2007  
Average  Dew Point   30   31   33   -3   59   in 2006   4   in 1989  
 Month Avg Max Dew Point   38.0   34.0   39.4   -1.4   62.0   in 2006   10.0   in 1989  
Month Avg Min Dew Point   21.0   27.0   24.5   -3.5   55.0   in 2006   -2.0   in 2007  
Month Average Dew Point   30.0   31.0   32.0   -2.0   58.5   in 2006   4.0   in 1989  
Precipitation   .00   .00   .15   -.15   1.64   in 1972            
One Hour   .00   .00           .46   in 1972            
Hourly Rate   .00   .00           5.10   in 2010            
Month Precipitation   .00   .00   .15   -.15   1.64   in 1972   .00   in 2022  
Year Precipitation   37.81   45.58   41.58   -3.77   60.27   in 1983   24.15   in 1957  
Snow   0.0   0.0   0.1   -0.1   0.8   in 2019       in    
Snow Depth   0   0           13   in 1898       in    
Month Snow   0.0   0.0   0.1   -0.1   0.8   in 2019   0.0   in 2022  
Season Snow   0.0   T   0.7   -0.7   19.5   in 1898   0.0   in 2022  
  December 1, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   78%   79%   82%   -4%   100%   in 2013   48%   in 1989  
Minimum Humidity   43%   47%   52%   -9%   92%   in 1977   23%   in 1962  
Average Humidity   61%   63%   67%   -7%   96%   in 2006   39%   in 1989  
Maximum Barometer   30.38   30.17   30.17   +00.21   30.87   in 1993   29.51   in 1997  
Minimum Barometer   29.74   29.93   29.82   -00.08   30.67   in 1993   29.08   in 1972  
Average Barometer   30.06   30.05   30.00   +00.06   30.77   in 1993   29.34   in 1987  
Average Wind   13.5   5.3   8.6   +4.9   20.4   in 1999   1.3   in 1962  
Direction   WNW   W   WNW       N WNW
High Wind Gust   32   18   27   +5   55   in 1957   10   in 1962  
Direction   NW   W   N       WNW NE
Maximum Water Temp   52.5   50.2   49.9   +2.6   54.5   in 2020   44.8   in 2019  
Minimum Water Temp   49.5   47.3   47.4   +2.1   53.1   in 2020   42.1   in 2019  
Average Water Temp   51.0   48.8   48.6   +2.4   53.8   in 2020   43.5   in 2019  
Sunrise/ AM Twilight   6:52:10 AM   6:23:13 AM            
Sunset / PM Twilight   4:15:51 PM   4:44:59 PM            
Length Of Day   9:23:41                          
Special Conditions   None                              
Comments   Abnormally Dry  
Hour-by-Hour Weather For December 1, 2022            
Climate Weather for December 1            
Weather History For December 1            
Weather Calendar            
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