Portsmouth Rhode Island Weather Almanac
Tuesday, July 9, 2019
Clear, Light Winds and Very Pleasant
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    July 9, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   87   77   79   +8   96   in 1981   68   in 2016  
Minimum Temperature   62   58   63   -1   72   in 1981   52   in 1894  
Average Temperature   75   68   71   +4   84   in 1981   63   in 2009  
Precipitation   .00   .00   .11   -.11   1.23   in 1899            
One Hour   .00   .00           .61   in 1962            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   0   0   +0   2   in 2009   0   in 2019  
CDD   10   3   6   +4   19   in 1981            
Maximum Dew Point   67   64   67   +0   77   in 1994   53   in 1963  
Minimum Dew Point   56   55   58   -2   70   in 2010   39   in 1963  
Average  Dew Point   62   60   63   -1   74   in 1994   46   in 1963  
Maximum Humidity   94%   91%   92%   +2%   100%   in 2005   70%   in 1954  
Minimum Humidity   38%   59%   56%   -18%   84%   in 1964   27%   in 1956  
Average Humidity   66%   75%   74%   -8%   92%   in 1962   53%   in 1991  
Maximum Barometer   30.04   30.27   29.99   +00.05   30.27   in 2018   29.66   in 1962  
Minimum Barometer   29.97   30.03   29.80   +00.17   30.10   in 1972   29.36   in 1986  
Average Barometer   30.01   30.15   29.90   +00.11   30.17   in 1972   29.58   in 1962  
Average Wind   4.6   6.2   5.9   -1.3   10.4   in 1990   2.0   in 1993  
Direction   SSW   SSW   SSW       SW         SW        
High Wind Gust   17   21   20   -3   36   in 1936   12   in 2013  
Direction   S   SSW   SSW       NNE         SE        
High Heat Index   88   78   81   +7   105   in 1981            
Wind Chill                                      
Maximum Water Temp   71.6   69.3   69.8   +1.8   76.0   in 2013   65.3   in 2009  
Minimum Water Temp   68.8   66.7   65.4   +3.4   69.4   in 1999   59.6   in 2003  
Average Water Temp   70.2   68.0   67.6   +2.6   71.5   in 2010   64.2   in 2005  
Sunrise/ AM Twilight   5:20:40 AM   4:47:26 AM            
Sunset / PM Twilight   8:20:34 PM   8:53:48 PM            
Length Of Day   14:59:54                          
Special Conditions   None                                  
Comments      
    July 9, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   83.3   81.9   78.2   +5.1   87.2   in 1955   70.0   in 1914  
Avg Minimum Temperature   64.0   65.0   62.2   +1.8   70.4   in 2013   54.7   in 1962  
Average Temperature   73.7   73.4   70.2   +3.4   76.6   in 1955   63.1   in 1914  
Total Precipitation   .00   .15   .99   -.99   4.73   in 2009   .00   in 2019  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   3   -3   23   in 1914   0   in 2019  
Total CDD   82   79   52   +30   106   in 1955   8   in 1914  
Avg Maximum Dew Point   68.8   69.9   66.7   +2.1   73.9   in 1994   56.6   in 1982  
Avg Minimum Dew Point   60.1   60.0   57.7   +2.4   68.0   in 2013   47.6   in 1982  
Average  Dew Point   64.4   64.9   62.2   +2.2   70.9   in 2013   52.1   in 1982  
    July 9, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   29.06   24.54   25.29   +3.77   40.76   in 1998   13.04   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   3   -3   23   in 1914   0   in 2019  
Total CDD (since Jan 1)   177   156   141   +36   232   in 2010   32   in 1972  
                             
Hour-by-Hour Weather For July 9, 2019  
Climate Weather for July 9  
Weather History For July 9  
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