Portsmouth Rhode Island Weather Almanac
Wednesday, August 14, 2019
Cloudy and Fog early then Mostly Cloudy and Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    August 14, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   81   82   79   +2   92   in 1918   65   in 1946  
Minimum Temperature   66   71   64   +2   75   in 1988   48   in 1964  
Average Temperature   74   77   71   +3   82   in 1918   60   in 1964  
Precipitation   .00   .11   .12   -.12   2.34   in 1942            
One Hour   .00   .11           .84   in 1963            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   0   0   +0   5   in 1964   0   in 2019  
CDD   9   12   7   +2   17   in 1918   0   in 1992  
Maximum Dew Point   71   76   67   +4   78   in 2016   47   in 1964  
Minimum Dew Point   62   67   59   +3   73   in 2005   38   in 1964  
Average  Dew Point   67   72   63   +4   75   in 2005   43   in 1964  
Maximum Humidity   97%   100%   93%   +4%   100%   in 2018   73%   in 1964  
Minimum Humidity   68%   76%   59%   +9%   92%   in 1984   37%   in 1964  
Average Humidity   83%   88%   76%   +7%   96%   in 1984   55%   in 1964  
Maximum Barometer   29.95   29.94   30.05   -00.10   30.39   in 1931   29.74   in 1963  
Minimum Barometer   29.76   29.84   29.86   -00.10   30.17   in 2003   29.25   in 1963  
Average Barometer   29.86   29.89   29.96   -00.10   30.22   in 2003   29.50   in 1963  
Average Wind   5.2   6.2   5.8   -0.6   12.6   in 2000   2.3   in 2017  
Direction   N   SSE   SSW       NNE         SSE        
High Wind Gust   19   25   21   -2   37   in 1963   10   in 2017  
Direction   NNE   SSE   SSW       WNW         SSE        
High Heat Index   84   87   81   +3   101   in 2016            
Wind Chill                                      
Maximum Water Temp   73.4   74.8   71.9   +1.5   76.7   in 2016   68.2   in 2000  
Minimum Water Temp   70.9   72.5   68.8   +2.1   74.5   in 2012   65.3   in 2001  
Average Water Temp   72.2   73.7   70.4   +1.8   75.6   in 2012   67.1   in 1996  
Sunrise/ AM Twilight   5:53:58 AM   5:24:15 AM            
Sunset / PM Twilight   7:45:34 PM   8:15:17 PM            
Length Of Day   13:51:36                          
Special Conditions   Dense Fog                              
Comments      
    August 14, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   81.7   82.6   79.0   +2.7   84.9   in 1944   71.8   in 1903  
Avg Minimum Temperature   65.1   70.4   64.8   +0.4   72.2   in 1988   55.8   in 1964  
Average Temperature   73.4   76.5   71.9   +1.5   78.5   in 1988   64.0   in 1964  
Total Precipitation   .66   2.64   1.65   -.99   7.15   in 1946   .01   in 1973  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   0   +0   19   in 1964   0   in 2019  
Total CDD   122   164   105   +17   193   in 1988   11   in 1964  
Avg Maximum Dew Point   68.0   74.3   68.3   -0.3   74.3   in 2018   58.2   in 1964  
Avg Minimum Dew Point   59.2   67.8   60.2   -1.0   69.1   in 2003   47.2   in 1964  
Average  Dew Point   63.6   71.0   64.3   -0.7   71.2   in 2003   52.7   in 1964  
    August 14, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   35.89   27.77   29.33   +6.56   43.87   in 1983   15.63   in 1957  
Total Snow (since Jul 1 19)   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD (since Jul 1 19)   0   0   0   +0   19   in 1964   0   in 2019  
Total CDD (since Jan 1)   542   492   409   +133   584   in 2010   203   in 1902  
                             
Hour-by-Hour Weather For August 14, 2019  
Climate Weather for August 14  
Weather History For August 14  
Weather Calendar  
Back To Weather Stat Page  
Home