Portsmouth Rhode Island Weather Almanac
Wednesday, July 10, 2019
Clear Morning, Partly Cloudy Day to Clear Evening and Fog, Light Winds and Continued Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    July 10, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   88   85   79   +9   95   in 1993   66   in 1964  
Minimum Temperature   63   63   63   +0   74   in 1911   52   in 2009  
Average Temperature   76   74   71   +5   84   in 1911   60   in 1963  
Precipitation   .00   .00   .11   -.11   .98   in 1967            
One Hour   .00   .00           .52   in 1967            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   0   0   +0   5   in 1963   0   in 2019  
CDD   11   9   6   +5   19   in 1911            
Maximum Dew Point   68   69   67   +1   75   in 2010   52   in 1983  
Minimum Dew Point   58   60   58   -0   71   in 2013   42   in 1983  
Average  Dew Point   63   65   63   +0   73   in 2013   47   in 1983  
Maximum Humidity   95%   91%   91%   +4%   100%   in 2013   63%   in 1986  
Minimum Humidity   37%   52%   54%   -17%   85%   in 1952   28%   in 1991  
Average Humidity   66%   72%   73%   -7%   92%   in 1964   51%   in 1986  
Maximum Barometer   30.07   30.03   29.99   +00.08   30.39   in 1934   29.75   in 1956  
Minimum Barometer   30.00   29.82   29.80   +00.20   30.25   in 2009   29.53   in 1985  
Average Barometer   30.04   29.93   29.90   +00.14   30.29   in 2009   29.71   in 1956  
Average Wind   4.1   5.5   5.9   -1.8   12.1   in 1986   2.7   in 2014  
Direction   S   SSW   SSW       NW         SE        
High Wind Gust   17   21   22   -5   42   in 1985   12   in 1973  
Direction   S   SSW   SSW       SSW         S        
High Heat Index   89   88   81   +8   101   in 1993            
Wind Chill                                      
Maximum Water Temp   72.3   68.9   70.1   +2.2   75.3   in 2013   67.1   in 2009  
Minimum Water Temp   69.1   65.8   65.4   +3.7   70.4   in 2010   60.3   in 2003  
Average Water Temp   70.7   67.4   67.7   +3.0   72.1   in 2010   64.1   in 2003  
Sunrise/ AM Twilight   5:21:23 AM   4:48:14 AM            
Sunset / PM Twilight   8:20:07 PM   8:53:16 PM            
Length Of Day   14:58:44                          
Special Conditions   Fog, Haze                              
Comments      
    July 10, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   83.8   82.2   78.3   +5.5   86.8   in 1955   70.2   in 1914  
Avg Minimum Temperature   63.9   64.8   62.3   +1.6   70.6   in 2013   55.3   in 1962  
Average Temperature   73.9   73.5   70.3   +3.6   76.5   in 1955   63.4   in 1914  
Total Precipitation   .00   .15   1.10   -1.10   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   93   88   58   +35   117   in 1955   9   in 1914  
Avg Maximum Dew Point   68.7   69.8   66.8   +1.9   73.9   in 1994   57.4   in 1982  
Avg Minimum Dew Point   59.9   60.0   57.8   +2.1   68.3   in 2013   47.9   in 1962  
Average  Dew Point   64.3   64.9   62.3   +2.0   71.1   in 2013   52.8   in 1982  
    July 10, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   29.06   24.54   25.40   +3.66   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)   188   165   147   +41   245   in 2010   35   in 1972  
                             
Hour-by-Hour Weather For July 10, 2019  
Climate Weather for July 10  
Weather History For July 10  
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