Portsmouth Rhode Island Weather Almanac  
Monday, March 21, 2022  
Mostly Cloudy early, Partly Cloudy Day to Clear PM, Windy and Contined Very Warm  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    March 21, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   59   59   47   +12   71   in 1921   26   in 1912  
Minimum Temperature   42   33   32   +10   50   in 2012   13   in 1986  
Average Temperature   51   46   40   +11   60   in 2012   23   in 1986  
 Month Avg Max Temperature   50.6   45.1   44.0   +6.5   52.0   in 2020   31.6   in 1916  
Month Avg Min Temperature   32.6   27.3   29.3   +3.3   36.7   in 1973   19.8   in 1916  
Month Average Temperature   41.9   36.5   37.0   +5.0   44.2   in 2010   25.9   in 1916  
High Heat Index                                      
Low Wind Chill   36   33   23   +13             -1   in 1986  
Heating Degree Days   14   19   25   -11   42   in 1986   5   in 2012  
Month HDD   485   599   589   -104   821   in 1916   437   in 2010  
Season HDD   4055   4166   4415   -360   5468   in 1905   3649   in 2016  
Cooling Degree Days   0   0   0   +0       in         in    
Month CDD   0   0   0   +0   0   in         in    
Year Cooling Degree Days                       in         in    
Maximum Dew Point   35   38   36   -1   58   in 2012   7   in 1988  
Minimum Dew Point   19   21   21   -2   50   in 2012   -11   in 1988  
Average  Dew Point   27   30   29   -2   54   in 2012   -2   in 1988  
 Month Avg Max Dew Point   41.7   28.7   33.6   +8.1   41.7   in 2022   22.0   in 1960  
Month Avg Min Dew Point   22.9   11.0   18.7   +4.2   29.6   in 1983   5.7   in 1950  
Month Average Dew Point   32.3   19.8   26.5   +5.8   35.1   in 2012   15.8   in 1950  
Precipitation   T   .00   .15   .00   1.78   in 1983            
One Hour   T   .00           .79   in 1983            
Hourly Rate   .00   .00           .30   in 2004            
Month Precipitation   1.65   1.88   2.90   -1.25   8.46   in 1983   .08   in 1915  
Year Precipitation   11.04   7.38   10.00   +1.04   19.23   in 1979   5.75   in 2012  
Snow   0.0   0.0   0.2   -0.2   5.3   in 1912       in    
Snow Depth   0   0           15   in 1956       in    
Month Snow   0.5   T   4.4   -3.9   27.8   in 1956   0.0   in 1947  
Season Snow   34.2   30.8   31.7   +2.5   75.0   in 2005   4.8   in 1998  
    March 21, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   74%   95%   87%   -13%   100%   in 2012   52%   in 1988  
Minimum Humidity   26%   25%   52%   -26%   93%   in 2003   19%   in 1991  
Average Humidity   50%   60%   70%   -20%   97%   in 2003   37%   in 1985  
Maximum Barometer   30.01   30.57   30.06   -00.05   30.80   in 2007   29.38   in 1958  
Minimum Barometer   29.76   30.48   29.74   +00.02   30.57   in 2007   29.03   in 1958  
Average Barometer   29.89   30.53   29.90   -00.01   30.69   in 2007   29.21   in 1958  
Average Wind   12.0   3.8   8.6   +3.4   18.8   in 2008   1.8   in 2005  
Direction   WNW   S   WNW       WNW         WNW        
High Wind Gust   43   16   27   +16   45   in 1980   11   in 1952  
Direction   NW   SSW   NW       ESE         SSE        
Maximum Water Temp   45.1   39.2   41.0   +4.1   49.8   in 2012   36.0   in 2015  
Minimum Water Temp   43.7   37.8   39.1   +4.6   47.5   in 2012   34.7   in 2015  
Average Water Temp   44.4   38.5   40.1   +4.3   48.7   in 2012   35.4   in 2015  
Sunrise/ AM Twilight   6:46:38 AM   7:17:13 AM            
Sunset / PM Twilight   6:58:24 PM   7:26:57 PM            
Length Of Day   12:14:36                          
Special Conditions   None                              
Comments                                      
Hour-by-Hour Weather For March 21, 2022            
Climate Weather for March 21            
Weather History For March 21            
Weather Calendar            
Back To Weather Stat Page            
Home