Portsmouth Rhode Island Weather Almanac
Friday, August 2, 2019
Clear, Comfortable with Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    August 2, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   84   84   79   +5   99   in 1975   64   in 1946  
Minimum Temperature   64   74   66   -2   77   in 2006   55   in 1985  
Average Temperature   74   79   73   +1   87   in 1975   60   in 1946  
Precipitation   .00   .00   .11   -.11   2.50   in 1965            
One Hour   .00   .00           1.06   in 1965            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   0   0   +0   5   in 1946   0   in 2019  
CDD   9   14   8   +1   22   in 1975   0   in 2014  
Maximum Dew Point   64   75   69   -5   79   in 2006   55   in 1959  
Minimum Dew Point   52   72   61   -9   72   in 2018   42   in 1959  
Average  Dew Point   58   74   65   -7   74   in 2018   49   in 1959  
Maximum Humidity   90%   96%   93%   -3%   100%   in 2017   80%   in 1975  
Minimum Humidity   37%   72%   58%   -21%   87%   in 1973   29%   in 1951  
Average Humidity   64%   84%   75%   -12%   92%   in 1996   57%   in 1959  
Maximum Barometer   30.16   30.14   30.05   +00.11   30.43   in 1903   29.74   in 2011  
Minimum Barometer   30.10   30.04   29.86   +00.24   30.22   in 1998   29.52   in 1970  
Average Barometer   30.13   30.09   29.96   +00.17   30.27   in 1998   29.64   in 1970  
Average Wind   5.1   7.0   5.4   -0.3   10.3   in 1966   1.7   in 1996  
Direction   N   SW   SSW       SSW         SSE        
High Wind Gust   17   25   21   -4   43   in 1927   11   in 1982  
Direction   S   SW   SSW       NE         SE        
High Heat Index   85   92   84   +1   113   in 1975            
Wind Chill                                      
Maximum Water Temp   74.2   74.5   72.7   +1.5   79.1   in 2006   68.4   in 1996  
Minimum Water Temp   70.9   71.4   68.6   +2.3   71.4   in 2018   64.6   in 2004  
Average Water Temp   72.6   73.0   70.6   +1.9   74.4   in 2006   67.1   in 1996  
Sunrise/ AM Twilight   5:41:52 AM   5:10:57 AM            
Sunset / PM Twilight   8:01:03 PM   8:31:58 PM            
Length Of Day   14:19:11                          
Special Conditions   None                                  
Comments      
    August 2, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   85.0   81.5   79.0   +6.0   95.0   in 1975   65.5   in 1946  
Avg Minimum Temperature   65.5   70.0   66.0   -0.5   74.5   in 2006   55.0   in 1953  
Average Temperature   75.3   75.8   72.5   +2.8   84.0   in 1975   61.8   in 1946  
Total Precipitation   .00   .00   .22   -.22   2.50   in 1965   .00   in 2019  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   0   +0   6   in 1946   0   in 2019  
Total CDD   21   22   16   +5   39   in 1975   0   in 1947  
Avg Maximum Dew Point   67.0   74.5   69.1   -2.1   78.0   in 2006   59.0   in 1953  
Avg Minimum Dew Point   54.5   68.5   61.4   -6.9   71.5   in 1979   46.0   in 1987  
Average  Dew Point   60.8   71.5   65.2   -4.5   73.3   in 1975   53.5   in 1964  
    August 2, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   35.23   25.13   27.90   +7.33   41.55   in 1998   14.33   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   6   in 1946   0   in 2019  
Total CDD (since Jan 1)   441   350   320   +121   479   in 2010   144   in 1902  
                             
Hour-by-Hour Weather For August 2, 2019  
Climate Weather for August 2  
Weather History For August 2  
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