Portsmouth Rhode Island Weather Almanac  
Saturday, March 19, 2022  
Dense Fog Morning, Cloudy, Heavy Rain & Fog PM, Continued Warm  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    March 19, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   55   41   46   +9   68   in 2012   27   in 1967  
Minimum Temperature   42   31   31   +11   44   in 1983   7   in 1967  
Average Temperature   49   36   39   +10   56   in 2012   17   in 1967  
 Month Avg Max Temperature   49.4   44.2   43.7   +5.7   51.6   in 1894   31.6   in 1916  
Month Avg Min Temperature   31.5   27.0   29.1   +2.4   37.1   in 1973   19.5   in 1916  
Month Average Temperature   40.7   35.9   36.7   +4.1   44.6   in 1973   25.8   in 1916  
High Heat Index                                      
Low Wind Chill   39   20   22   +17             -6   in 1967  
Heating Degree Days   16   29   26   -10   48   in 1967   9   in 2012  
Month HDD   461   553   538   -77   745   in 1916   388   in 1973  
Season HDD   4031   4120   4364   -333   5410   in 1905   3592   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   54   38   35   +19   57   in 2012   5   in 1967  
Minimum Dew Point   42   6   21   +21   43   in 1983   -13   in 1967  
Average  Dew Point   48   22   28   +20   50   in 2012   -4   in 1967  
 Month Avg Max Dew Point   41.5   28.1   33.4   +8.1   41.5   in 2022   21.5   in 1960  
Month Avg Min Dew Point   22.5   10.5   18.5   +4.0   29.4   in 1983   4.3   in 1950  
Month Average Dew Point   32.0   19.3   26.3   +5.7   35.0   in 1973   14.9   in 1950  
Precipitation   .28   .05   .15   +.13   2.23   in 1899            
One Hour   .19   .03           .41   in 1983            
Hourly Rate   1.06   .03           1.06   in 2022            
Month Precipitation   1.63   1.88   2.60   -.97   8.05   in 1968   .08   in 1915  
Year Precipitation   11.02   7.38   9.70   +1.32   19.20   in 1979   5.30   in 1901  
Snow   0.0   T   0.2   -0.2   14.7   in 1956       in    
Snow Depth   0   0           7   in 1956       in    
Month Snow   0.5   T   4.0   -3.5   27.8   in 1956   0.0   in 2011  
Season Snow   34.2   30.8   31.3   +2.9   75.0   in 2005   4.7   in 1998  
    March 19, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   100%   92%   84%   +16%   100%   in 2022   53%   in 2018  
Minimum Humidity   95%   25%   50%   +45%   95%   in 2022   18%   in 1954  
Average Humidity   98%   59%   67%   +31%   98%   in 2022   38%   in 1959  
Maximum Barometer   30.05   30.40   30.14   -00.09   30.75   in 1993   29.45   in 1981  
Minimum Barometer   29.71   29.78   29.81   -00.10   30.56   in 1993   28.93   in 1899  
Average Barometer   29.88   30.09   29.97   -00.09   30.66   in 1993   29.30   in 1991  
Average Wind   7.5   11.9   8.4   -0.9   21.3   in 1986   2.6   in 1997  
Direction   SSE   NNE   WNW       SSW         SSE        
High Wind Gust   24   35   26   -2   55   in 1986   12   in 1997  
Direction   SSE   NNE   WNW       SW         SE        
Maximum Water Temp   45.1   38.3   40.7   +4.4   48.9   in 2012   35.0   in 2015  
Minimum Water Temp   43.3   37.6   38.8   +4.5   46.0   in 2012   33.1   in 2015  
Average Water Temp   44.2   38.0   39.8   +4.4   47.5   in 2012   34.1   in 2015  
Sunrise/ AM Twilight   6:50:01 AM   7:20:38 AM            
Sunset / PM Twilight   6:56:11 PM   7:24:43 PM            
Length Of Day   12:09:00                          
Special Conditions   Dense Fog                              
Comments   12 consecutive hours of dense fog (visibility 1/4 mile or less)  
Hour-by-Hour Weather For March 19, 2022            
Climate Weather for March 19            
Weather History For March 19            
Weather Calendar            
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