Portsmouth Rhode Island Weather Almanac
Wednesday, August 5, 2020
Partly Cloudy early then Clear, Breezy and continued Hot and Humid
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    August 5, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   86   81   79   +7   94   in 1944   61   in 1903  
Minimum Temperature   69   63   65   +4   75   in 2012   54   in 1972  
Average Temperature   78   72   72   +6   83   in 1944   59   in 1903  
Precipitation   .00   .00   .12   -.12   1.32   in 1903            
One Hour   .00   .00           .34   in 1995            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in            
HDD   0   0   0   +0   6   in 1903   0   in 2020  
CDD   13   7   8   +5   18   in 1944   0   in 2004  
Maximum Dew Point   74   66   69   +5   77   in 2012   54   in 1972  
Minimum Dew Point   66   53   61   +5   73   in 2012   44   in 2013  
Average  Dew Point   70   60   65   +5   75   in 2012   49   in 1972  
Maximum Humidity   95%   92%   94%   +1%   100%   in 2018   78%   in 1973  
Minimum Humidity   58%   49%   60%   -2%   87%   in 2003   33%   in 2013  
Average Humidity   77%   71%   77%   -1%   94%   in 2003   57%   in 2013  
Maximum Barometer   30.04   30.02   30.03   +00.01   30.40   in 1985   29.67   in 1954  
Minimum Barometer   29.93   29.92   29.85   +00.08   30.23   in 1996   29.38   in 1989  
Average Barometer   29.99   29.97   29.94   +00.05   30.27   in 1996   29.58   in 1989  
Average Wind   7.4   6.9   5.9   +1.5   12.4   in 1988   1.7   in 1975  
Direction   SW   N   SSW       SW         SSE        
High Wind Gust   23   18   21   +2   38   in 1981   10   in 1975  
Direction   SW   S   SSW       W         SSE        
High Heat Index   94   81   82   +12   96   in 1955            
Wind Chill                             #N/A   in #N/A  
Maximum Water Temp   68.2   74.6   72.3   -4.1   76.0   in 2006   66.9   in 1997  
Minimum Water Temp   65.1   71.6   68.7   -3.6   72.6   in 2010   64.1   in 2006  
Average Water Temp   66.7   73.1   70.5   -3.8   74.0   in 2012   66.3   in 1997  
Sunrise/ AM Twilight   5:44:51 AM   5:14:15 AM            
Sunset / PM Twilight   7:57:29 PM   8:28:05 PM            
Length Of Day   14:12:38                          
Special Conditions   None                                  
Comments      
    August 5, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   85.8   84.2   79.0   +6.8   90.2   in 1975   70.8   in 1903  
Avg Minimum Temperature   70.0   66.0   65.4   +4.6   72.4   in 1979   55.0   in 1964  
Average Temperature   78.0   75.2   72.2   +5.8   80.8   in 1975   63.8   in 1964  
Total Precipitation   .12   .00   .57   -.45   2.92   in 1915   .00   in 2012  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   0   +0   9   in 1964   0   in 2020  
Total CDD   65   51   40   +25   79   in 1975   3   in 1964  
Avg Maximum Dew Point   75.4   68.4   69.0   +6.4   75.4   in 2020   56.8   in 1964  
Avg Minimum Dew Point   66.2   57.8   61.2   +5.0   70.0   in 1979   47.2   in 1964  
Average  Dew Point   70.8   63.1   65.1   +5.7   71.9   in 2012   52.0   in 1964  
    August 5, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   22.50   35.24   28.38   -5.88   41.55   in 1998   14.69   in 1957  
Total Snow (since Jul 1 20)   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD (since Jul 1 20)   0   0   3   -3   9   in 1964   0   in 2020  
Total CDD (since Jan 1)   529   471   344   +185   529   in 2020   168   in 1902  
                             
Hour-by-Hour Weather For August 5, 2020  
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