Portsmouth Rhode Island Weather Almanac
Friday, August 23, 2019
Cloudy, Light Rain and Fog AM, then Mostly Cloudy, Light Winds, Much Cooler
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    August 23, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   75   77   78   -3   88   in 1960   63   in 1937  
Minimum Temperature   63   62   62   +1   73   in 2009   47   in 1957  
Average Temperature   69   70   70   -1   79   in 2009   59   in 1937  
Precipitation   .15   .01   .13   +.02   1.42   in 1946            
One Hour   .07   .01           .51   in 1955            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   0   0   +0   6   in 1937   0   in 2019  
CDD   4   5   5   -1   14   in 2009   0   in 2010  
Maximum Dew Point   71   64   65   +6   74   in 2009   53   in 1988  
Minimum Dew Point   54   51   57   -3   70   in 2009   38   in 1987  
Average  Dew Point   63   58   61   +2   72   in 2009   46   in 1957  
Maximum Humidity   94%   87%   92%   +2%   100%   in 2017   72%   in 1959  
Minimum Humidity   64%   41%   56%   +8%   89%   in 1966   29%   in 1957  
Average Humidity   79%   64%   74%   +5%   95%   in 1966   55%   in 1959  
Maximum Barometer   30.04   30.08   30.08   -00.04   30.54   in 1992   29.75   in 1971  
Minimum Barometer   29.88   29.76   29.89   -00.01   30.23   in 1954   29.47   in 1971  
Average Barometer   29.96   29.92   29.99   -00.03   30.35   in 1954   29.61   in 1971  
Average Wind   4.3   6.5   5.5   -1.2   13.1   in 2010   1.9   in 2006  
Direction   NW   NW   SSW       NE         W        
High Wind Gust   15   23   21   -6   48   in 1930   10   in 2007  
Direction   N   WNW   SSW       NE         SSE        
High Heat Index   77   77   78   -1   92   in 1960            
Wind Chill                                      
Maximum Water Temp   74.4   74.0   71.4   +3.0   74.9   in 2003   68.4   in 2007  
Minimum Water Temp   72.0   72.4   68.6   +3.4   72.4   in 2018   65.3   in 2008  
Average Water Temp   73.2   73.2   70.0   +3.2   73.3   in 2015   67.2   in 2007  
Sunrise/ AM Twilight   6:03:09 AM   5:34:12 AM            
Sunset / PM Twilight   7:32:10 PM   8:01:07 PM            
Length Of Day   13:29:01                          
Special Conditions   Fog                                  
Comments      
    August 23, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   81.9   81.7   78.7   +3.2   83.7   in 1944   72.7   in 1964  
Avg Minimum Temperature   65.7   69.0   64.1   +1.7   69.0   in 2018   56.4   in 1964  
Average Temperature   73.8   75.4   71.4   +2.4   75.7   in 1939   64.5   in 1964  
Total Precipitation   1.64   3.64   2.77   -1.13   11.04   in 1946   .16   in 1993  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   0   +0   26   in 1964   0   in 2019  
Total CDD   210   245   158   +52   253   in 1939   23   in 1964  
Avg Maximum Dew Point   69.7   72.8   67.3   +2.4   72.8   in 2018   58.9   in 1964  
Avg Minimum Dew Point   60.6   66.0   59.3   +1.3   66.1   in 2003   48.3   in 1964  
Average  Dew Point   65.2   69.4   63.3   +1.9   69.4   in 2018   53.6   in 1964  
    August 23, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   36.87   28.77   30.45   +6.42   43.94   in 1983   15.70   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   26   in 1964   0   in 2019  
Total CDD (since Jan 1)   630   573   462   +168   639   in 2010   216   in 1902  
                             
Hour-by-Hour Weather For August 23, 2019  
Climate Weather for August 23  
Weather History For August 23  
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