Portsmouth Rhode Island Weather Almanac
Thursday, March 28, 2019
Partly Cloudy Morning, Mostly Cloudy Day to Partly Cloudy Evening, Windy and Continued Cold
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    March 28, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   46   49   49   -3   74   in 1989   34   in 1926  
Minimum Temperature   30   38   33   -3   48   in 1949   11   in 1923  
Average Temperature   38   44   42   -4   59   in 1991   25   in 1923  
Precipitation   .00   T   .17   -.17   2.54   in 2005            
One Hour   .00   T           .49   in 2005            
Snow   0.0   0.0   0.1   -0.1   2.3   in 2015            
Snow Depth   0   0           1   in 1959            
HDD   27   21   23   +4   40   in 1923   6   in 1991  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   38   38   37   +1   57   in 1950   2   in 1982  
Minimum Dew Point   23   26   23   -0   43   in 1998   -5   in 1982  
Average  Dew Point   31   32   30   +1   48   in 1998   -2   in 1982  
Maximum Humidity   90%   87%   82%   +8%   100%   in 2017   39%   in 1982  
Minimum Humidity   66%   52%   49%   +17%   93%   in 2015   13%   in 1991  
Average Humidity   78%   70%   65%   +13%   97%   in 2005   28%   in 1982  
Maximum Barometer   30.53   30.21   30.13   +00.40   30.61   in 1973   29.56   in 2000  
Minimum Barometer   30.26   29.96   29.83   +00.43   30.27   in 2004   29.11   in 2000  
Average Barometer   30.40   30.09   29.98   +00.41   30.43   in 1996   29.34   in 2000  
Average Wind   10.3   4.1   8.3   +2.0   19.2   in 1955   1.6   in 1994  
Direction   S   SSW   WNW       WNW         NW        
High Wind Gust   23   16   26   -3   46   in 1955   9   in 1994  
Direction   S   SW   WNW       W         NNW        
High Heat Index                                      
Wind Chill   25   35   26   -1             2   in 1966  
Maximum Water Temp   40.3   40.3   42.1   -1.8   46.7   in 2012   37.6   in 2015  
Minimum Water Temp   37.8   38.7   39.8   -2.0   45.5   in 2012   36.5   in 2015  
Average Water Temp   39.1   39.5   40.9   -1.9   46.1   in 2012   37.1   in 2015  
Sunrise/ AM Twilight   6:33:48 AM   6:06:03 AM            
Sunset / PM Twilight   7:06:28 PM   7:34:12 PM            
Length Of Day   12:32:40                          
Special Conditions   None                                  
Comments      
    March 28, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   43.0   42.9   45.5   -2.4   52.3   in 2012   34.5   in 1916  
Avg Minimum Temperature   28.9   30.3   29.9   -1.0   37.5   in 2012   22.1   in 1916  
Average Temperature   36.0   36.6   37.7   -1.7   44.9   in 2012   28.3   in 1916  
Total Precipitation   3.25   5.36   4.67   -1.42   9.15   in 1983   .22   in 1915  
Total Snow   9.8   11.6   4.8   +5.0   30.6   in 1956   0.0   in 1903  
Total HDD   804   786   757   +47   1019   in 1916   557   in 2012  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   31.5   30.0   33.7   -2.1   41.8   in 2012   23.9   in 1960  
Avg Minimum Dew Point   17.8   21.4   19.1   -1.3   27.5   in 2012   10.6   in 1950  
Average  Dew Point   24.6   25.7   26.4   -1.7   34.7   in 2012   17.3   in 1960  
    March 28, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   12.36   16.33   11.87   +.49   19.47   in 1979   5.97   in 2012  
Total Snow (since Jul 1 18)   21.1   42.0   30.5   -9.4   78.0   in 2005   5.0   in 1998  
Total HDD (since Jul 1 18)   4692   4431   4708   -16   5627   in 1918   3798   in 2012  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For March 28, 2019  
Climate Weather for March 28  
Weather History For March 28  
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