Portsmouth Rhode Island Weather Almanac
Thursday, February 14, 2019
Clear to Partly Cloudy PM and Mild
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    February 14, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   42   45   39   +3   55   in 1990   12   in 1979  
Minimum Temperature   30   30   25   +5   41   in 1949   -7   in 2016  
Average Temperature   36   38   32   +4   47   in 1949   3   in 2016  
Precipitation   .00   .01   .13   -.13   1.41   in 2007            
One Hour   .00   .01           .32   in 2000            
Snow   0.0   0.0   0.3   -0.3   9.3   in 1899            
Snow Depth   T   0           24   in 1978            
HDD   29   27   33   -4   62   in 2016   18   in 1949  
CDD   0       0   +0   0   in              
Maximum Dew Point   30   38   28   +2   54   in 2000   -12   in 1979  
Minimum Dew Point   18   26   12   +6   32   in 2000   -22   in 1979  
Average  Dew Point   24   32   32   -8   43   in 2000   -17   in 1979  
Maximum Humidity   84%   92%   81%   +3%   100%   in 1984   46%   in 1979  
Minimum Humidity   40%   67%   48%   -8%   92%   in 1984   18%   in 1998  
Average Humidity   62%   80%   64%   -2%   96%   in 1984   37%   in 1998  
Maximum Barometer   30.10   30.59   30.13   -00.03   30.81   in 1981   29.37   in 1991  
Minimum Barometer   29.77   30.06   29.70   +00.07   30.52   in 1981   28.79   in 1940  
Average Barometer   29.94   30.33   29.91   +00.03   30.67   in 1981   29.13   in 1991  
Average Wind   7.5   5.9   8.7   -1.2   15.6   in 1971   1.3   in 1983  
Direction   W   SW   WNW       W         SSE        
High Wind Gust   24   22   28   -4   50   in 1940   11   in 1983  
Direction   W   SW   WNW       NE         SSE        
High Heat Index                                      
Wind Chill   22   29   11   +11             -30   in 2016  
Maximum Water Temp   36.0   36.9   38.0   -2.0   42.4   in 2012   33.9   in 2015  
Minimum Water Temp   34.9   35.8   35.9   -1.0   39.8   in 2012   31.2   in 2003  
Average Water Temp   35.5   36.4   36.9   -1.5   41.1   in 2012   33.0   in 2015  
Sunrise/ AM Twilight   6:41:57 AM   6:13:34 AM            
Sunset / PM Twilight   5:16:51 PM   5:45:14 PM            
Length Of Day   10:34:54                          
Special Conditions   None                                  
Comments      
    February 14, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   40.9   42.1   38.1   +2.8   45.4   in 1991   22.9   in 1899  
Avg Minimum Temperature   27.6   26.3   23.3   +4.3   30.3   in 1903   8.1   in 1934  
Average Temperature   34.3   34.2   31.1   +3.1   36.7   in 1991   15.9   in 1979  
Total Precipitation   1.77   3.57   1.69   +.08   4.98   in 1970   T   in 1912  
Total Snow   2.1   0.4   4.2   -2.1   26.3   in 1978   0.0   in 1952  
Total HDD   426   426   473   -47   685   in 1979   393   in 1991  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   30.8   38.2   27.1   +3.7   38.2   in 2018   4.8   in 1979  
Avg Minimum Dew Point   15.6   17.5   11.0   +4.6   21.9   in 2008   -6.6   in 1979  
Average  Dew Point   23.2   27.9   19.0   +4.2   29.7   in 2008   -0.9   in 1979  
    February 14, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   7.33   8.56   5.38   +1.95   12.38   in 1979   1.59   in 1980  
Total Snow (since Jul 1 18)   7.4   28.2   21.2   -13.8   54.4   in 1997   2.8   in 1980  
Total HDD (since Jul 1 18)   3430   3323   3501   -71   4334   in 1918   2775   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For February 14, 2019  
Climate Weather for February 14  
Weather History For February 14  
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