Portsmouth Rhode Island Weather Almanac
Saturday, March 23, 2019
Cloudy, Light Mix Rain/Snow then Light Snow & Fog early, Partly Cloudy Day to Clear PM, Very Windy & Cooler
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    March 23, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   45   48   47   -2   67   in 2012   27   in 1940  
Minimum Temperature   31   31   32   -1   55   in 2012   10   in 1934  
Average Temperature   38   40   40   -2   61   in 2012   20   in 1934  
Precipitation   .02   .00   .17   -.15   3.28   in 2010            
One Hour   T   .00           .49   in 2010            
Snow   0.2   0.0   0.1   +0.1   1.9   in 2005            
Snow Depth   0   T           7   in 1967            
HDD   27   25   25   +2   45   in 1934   4   in 2012  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   34   33   36   -2   56   in 2012   9   in 2017  
Minimum Dew Point   18   24   22   -4   42   in 2010   -4   in 2017  
Average  Dew Point   26   29   29   -3   47   in 2012   3   in 2017  
Maximum Humidity   92%   93%   81%   +11%   100%   in 1970   42%   in 2017  
Minimum Humidity   50%   40%   43%   +7%   91%   in 2010   19%   in 1973  
Average Humidity   71%   67%   62%   +9%   94%   in 2010   31%   in 2017  
Maximum Barometer   30.01   30.01   30.07   -00.06   30.68   in 1989   29.44   in 1977  
Minimum Barometer   29.31   29.89   29.78   -00.47   30.41   in 1989   29.06   in 1977  
Average Barometer   29.66   29.95   29.92   -00.26   30.55   in 1989   29.25   in 1977  
Average Wind   16.3   4.9   8.5   +7.8   17.8   in 1973   2.7   in 1985  
Direction   WNW   NW   WNW       NNE         S        
High Wind Gust   33   18   27   +6   46   in 1977   12   in 1985  
Direction   W   N   WNW       NNW         SE        
High Heat Index                                      
Wind Chill   20   28   22   -2             3   in 1959  
Maximum Water Temp   38.3   39.2   41.0   -2.7   50.5   in 2012   35.5   in 2015  
Minimum Water Temp   37.0   37.4   38.8   -1.8   47.2   in 2012   33.8   in 2015  
Average Water Temp   37.7   38.3   40.0   -2.3   48.9   in 2012   34.7   in 2015  
Sunrise/ AM Twilight   6:42:16 AM   6:14:40 AM            
Sunset / PM Twilight   7:01:01 PM   7:28:37 PM            
Length Of Day   12:18:45                          
Special Conditions   Fog                                  
Comments      
    March 23, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   42.0   42.3   44.8   -2.8   52.3   in 2012   31.7   in 1916  
Avg Minimum Temperature   28.4   30.1   29.3   -1.0   37.8   in 2012   20.1   in 1916  
Average Temperature   35.2   36.2   37.0   -1.7   45.0   in 2012   25.9   in 1916  
Total Precipitation   3.25   5.35   3.82   -.57   8.47   in 1983   .22   in 1915  
Total Snow   9.8   11.5   4.3   +5.5   27.8   in 1956   0.0   in 1947  
Total HDD   678   656   638   +40   893   in 1916   454   in 2012  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   31.3   29.5   33.1   -1.8   42.8   in 2012   22.0   in 1960  
Avg Minimum Dew Point   18.2   21.6   18.3   -0.1   30.0   in 2012   7.5   in 1950  
Average  Dew Point   24.7   25.5   25.7   -1.0   36.4   in 2012   16.2   in 1960  
    March 23, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   12.36   16.32   11.02   +1.34   19.24   in 1998   5.76   in 2012  
Total Snow (since Jul 1 18)   21.1   41.9   30.0   -8.9   76.9   in 2005   5.0   in 1998  
Total HDD (since Jul 1 18)   4566   4301   4589   -23   5529   in 1905   3688   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For March 23, 2019  
Climate Weather for March 23  
Weather History For March 23  
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