Portsmouth Rhode Island Weather Almanac
Wednesday, May 22, 2019
Clear, Windy, Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    May 22, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   69   69   67   +2   90   in 1992   49   in 1909  
Minimum Temperature   49   50   49   +0   61   in 1911   39   in 1907  
Average Temperature   59   60   58   +1   73   in 1992   47   in 1909  
Precipitation   .00   .17   .11   -.11   1.17   in 1919            
One Hour   .00   .08           .22   in 2014            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   6   5   7   -1   18   in 1909   0   in 1996  
CDD   0   0   0   +0   8   in 1992            
Maximum Dew Point   48   57   54   -6   68   in 1959   41   in 1967  
Minimum Dew Point   37   48   43   -6   59   in 2012   30   in 1950  
Average  Dew Point   43   53   49   -6   62   in 1951   36   in 1967  
Maximum Humidity   85%   94%   91%   -6%   100%   in 2017   66%   in 1998  
Minimum Humidity   35%   60%   53%   -18%   93%   in 2012   22%   in 1992  
Average Humidity   60%   77%   72%   -12%   97%   in 1986   46%   in 1978  
Maximum Barometer   30.28   30.19   30.07   +00.21   30.62   in 1936   29.65   in 2008  
Minimum Barometer   30.01   29.96   29.83   +00.18   30.25   in 2002   29.36   in 1948  
Average Barometer   30.15   30.08   29.95   +00.20   30.31   in 2007   29.57   in 1973  
Average Wind   10.7   3.8   6.9   +3.8   15.2   in 1956   1.7   in 1994  
Direction   N   SSE   SSW       SSW         S        
High Wind Gust   25   14   23   +2   52   in 1956   11   in 1999  
Direction   N   SSE   SSW       SSW         SE        
High Heat Index                   87   in 1992            
Maximum Water Temp   53.6   55.2   56.5   -2.9   61.9   in 2007   52.0   in 2005  
Minimum Water Temp   50.7   53.2   53.5   -2.8   57.7   in 1999   49.8   in 2006  
Average Water Temp   52.2   54.2   55.0   -2.8   59.5   in 1999   51.0   in 2005  
Sunrise/ AM Twilight   5:19:22 AM   4:47:04 AM            
Sunset / PM Twilight   8:04:34 PM   8:36:52 PM            
Length Of Day   14:45:12                          
Special Conditions   None                                  
Comments      
    May 22, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   61.6   65.0   63.4   -1.8   69.0   in 1918   56.9   in 1917  
Avg Minimum Temperature   46.6   49.9   46.7   -0.1   50.2   in 2012   41.6   in 1956  
Average Temperature   54.1   57.4   55.0   -0.9   59.1   in 1930   49.7   in 1917  
Total Precipitation   3.27   1.80   2.60   +.67   6.96   in 2006   .25   in 1939  
Total Snow   0.0   0.0   T   +0.0   1.7   in 1977   0.0   in    
Total HDD   236   161   221   +15   332   in 1917   132   in 1918  
Total CDD   1   0   0   +1   27   in 2001   0   in 2018  
Avg Maximum Dew Point   52.0   55.8   50.4   +1.6   57.5   in 2004   41.9   in 1967  
Avg Minimum Dew Point   41.6   44.9   38.5   +3.1   46.6   in 1953   30.1   in 1967  
Average  Dew Point   46.8   50.3   44.4   +2.4   50.7   in 1953   36.0   in 1967  
    May 22, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   20.93   22.61   19.51   +1.42   34.36   in 1983   10.81   in 1927  
Total Snow (since Jul 1 18)   21.1   45.6   31.8   -10.7   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 18)   5446   5262   5524   -78   6478   in 1905   4467   in 2012  
Total CDD (since Jan 1)   1   0   0   +1   27   in 2001   0   in 2018  
                             
Hour-by-Hour Weather For May 23, 2019  
Climate Weather for May 23  
Weather History For May 23  
Weather Calendar  
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