Portsmouth Rhode Island Weather Almanac
Wednesday, February 13, 2019
Cloudy, Heavy Rain and Fog early, Mostly Cloudy Day to Partly Cloudy PM, Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    February 13, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   44   35   39   +5   55   in 1951   13   in 1979  
Minimum Temperature   32   26   25   +7   39   in 1937   -2   in 1917  
Average Temperature   38   31   32   +6   46   in 1951   8   in 1979  
Precipitation   .61   .00   .13   +.48   1.96   in 2008            
One Hour   .37   .00           .44   in 2008            
Snow   0.0   0.0   0.3   -0.3   10.4   in 1894            
Snow Depth   1   0           26   in 1978            
HDD   27   34   33   -6   57   in 1979   19   in 1951  
CDD   0       0   +0   0   in              
Maximum Dew Point   39   26   28   +11   51   in 2008   -7   in 1979  
Minimum Dew Point   19   14   12   +7   33   in 1951   -21   in 1967  
Average  Dew Point   29   20   32   -3   40   in 1971   -11   in 1954  
Maximum Humidity   98%   82%   80%   +18%   100%   in 2008   42%   in 1952  
Minimum Humidity   55%   43%   48%   +7%   93%   in 1984   21%   in 2007  
Average Humidity   77%   63%   64%   +12%   96%   in 2008   38%   in 2007  
Maximum Barometer   29.77   30.84   30.11   -00.34   31.02   in 1981   29.45   in 1993  
Minimum Barometer   29.47   30.59   29.75   -00.27   30.81   in 1981   28.97   in 2014  
Average Barometer   29.62   30.72   29.93   -00.31   30.92   in 1981   29.28   in 1993  
Average Wind   8.6   7.4   8.7   -0.1   18.5   in 1988   2.2   in 1983  
Direction   W   SSE   WNW       W         S        
High Wind Gust   26   23   28   -2   59   in 1899   13   in 1978  
Direction   WNW   N   WNW       N         WNW        
High Heat Index                                      
Wind Chill   25   16   8   +17             -23   in 2016  
Maximum Water Temp   37.6   36.7   38.0   -0.4   41.2   in 1999   34.0   in 2015  
Minimum Water Temp   35.2   34.8   35.8   -0.6   40.5   in 1999   31.9   in 2003  
Average Water Temp   36.4   35.8   36.9   -0.5   40.9   in 1999   33.0   in 2015  
Sunrise/ AM Twilight   6:43:16 AM   6:14:49 AM            
Sunset / PM Twilight   5:15:36 PM   5:44:03 PM            
Length Of Day   10:32:20                          
Special Conditions   Fog                                  
Comments      
    February 13, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   40.8   41.9   38.1   +2.8   45.2   in 1991   22.9   in 1899  
Avg Minimum Temperature   27.4   26.0   23.2   +4.2   30.5   in 1903   8.8   in 1934  
Average Temperature   34.1   34.0   31.1   +3.0   36.8   in 1999   16.8   in 1979  
Total Precipitation   1.77   3.56   1.56   +.21   4.98   in 1970   T   in 1912  
Total Snow   2.1   0.4   3.9   -1.8   26.3   in 1978   0.0   in 1952  
Total HDD   397   399   440   -43   624   in 1979   363   in 1999  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   30.8   38.2   27.0   +3.8   38.2   in 2018   6.1   in 1979  
Avg Minimum Dew Point   15.4   16.8   10.9   +4.5   22.5   in 1998   -5.4   in 1979  
Average  Dew Point   23.1   27.5   18.9   +4.2   29.8   in 2008   0.3   in 1979  
    February 13, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   7.33   8.55   5.25   +2.08   12.38   in 1979   1.59   in 1980  
Total Snow (since Jul 1 18)   7.4   28.2   20.9   -13.5   54.3   in 1895   2.8   in 1980  
Total HDD (since Jul 1 18)   3401   3296   3468   -67   4306   in 1918   2713   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For February 13, 2019  
Climate Weather for February 13  
Weather History For February 13  
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