Portsmouth Rhode Island Weather Almanac
Wednesday, March 13, 2019
Clear Early, Partly Cloudy Day to Mostly Cloudy PM and Cooler
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    March 13, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   43   38   45   -2   74   in 1990   29   in 1896  
Minimum Temperature   27   30   29   -2   46   in 2012   12   in 1980  
Average Temperature   35   34   37   -2   55   in 1990   21   in 1896  
Precipitation   .00   .63   .17   -.17   2.37   in 1993            
One Hour   .00   .00           .73   in 1993            
Snow   0.0   9.5   0.2   -0.2   9.5   in 2018            
Snow Depth   0   0           13   in 1939            
HDD   30   31   28   +2   44   in 1896   10   in 1990  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   31   33   33   -2   55   in 1990   7   in 1997  
Minimum Dew Point   16   27   19   -3   42   in 2006   -12   in 1980  
Average  Dew Point   24   30   26   -2   47   in 2006   3   in 1997  
Maximum Humidity   80%   99%   86%   -6%   100%   in 2013   42%   in 1997  
Minimum Humidity   39%   75%   52%   -13%   92%   in 1966   24%   in 2015  
Average Humidity   60%   87%   69%   -10%   96%   in 1953   33%   in 1997  
Maximum Barometer   30.40   29.76   30.11   +00.29   30.74   in 1984   29.42   in 1983  
Minimum Barometer   30.25   29.33   29.75   +00.50   30.40   in 1995   28.52   in 1993  
Average Barometer   30.33   29.55   29.93   +00.40   30.51   in 1984   29.25   in 1983  
Average Wind   6.7   18.9   8.3   -1.6   19.7   in 1959   2.8   in 2006  
Direction   S   N   N       W         SSE        
High Wind Gust   19   46   27   -8   57   in 1993   10   in 1971  
Direction   S   N   N       ENE         SE        
High Heat Index                                      
Wind Chill   22   15   21   +1             -2   in 1998  
Maximum Water Temp   37.2   38.2   39.6   -2.4   45.7   in 2012   35.6   in 2003  
Minimum Water Temp   35.4   37.0   37.7   -2.3   44.6   in 2012   33.7   in 2015  
Average Water Temp   36.3   37.6   38.7   -2.4   45.2   in 2012   34.8   in 2015  
Sunrise/ AM Twilight   6:59:09 AM   6:31:39 AM            
Sunset / PM Twilight   6:49:57 PM   7:17:27 PM            
Length Of Day   11:50:48                          
Special Conditions   None                                  
Comments      
    March 13, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   38.2   43.5   43.6   -5.5   52.3   in 1894   32.8   in 1916  
Avg Minimum Temperature   24.8   31.8   28.2   -3.5   37.0   in 1973   18.8   in 1984  
Average Temperature   31.5   37.7   35.7   -4.2   44.5   in 1973   26.8   in 1916  
Total Precipitation   2.41   5.01   2.12   +.29   5.49   in 1983   .04   in 1915  
Total Snow   9.6   10.7   2.7   +6.9   18.9   in 1941   0.0   in 2011  
Total HDD   432   353   378   +54   493   in 1916   263   in 1973  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   28.2   32.9   31.9   -3.8   41.3   in 1973   18.5   in 1960  
Avg Minimum Dew Point   14.4   26.1   16.8   -2.5   30.5   in 1973   2.5   in 1980  
Average  Dew Point   21.3   29.4   24.4   -3.1   35.9   in 1973   12.2   in 1984  
    March 13, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   11.52   15.98   9.32   +2.20   18.97   in 1979   3.23   in 1980  
Total Snow (since Jul 1 18)   20.9   41.1   28.4   -7.5   75.0   in 2005   4.7   in 1998  
Total HDD (since Jul 1 18)   4320   3998   4329   -9   5241   in 1905   3474   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For March 13, 2019  
Climate Weather for March 13  
Weather History For March 13  
Weather Calendar  
Back To Weather Stat Page  
Home