Portsmouth Rhode Island Weather Almanac
Tuesday, October 15, 2019
Partly Cloudy early then Clear and Dry, Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    October 15, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   62   67   62   +0   78   in 1956   44   in 2009  
Minimum Temperature   45   44   46   -1   64   in 2014   32   in 1979  
Average Temperature   54   56   54   +0   69   in 2014   41   in 2009  
Precipitation   .00   .08   .13   -.13   3.15   in 2005            
One Hour   .00   .06           .92   in 2005            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   11   9   11   +0   24   in 2009   0   in 2017  
CDD   0   0   0   +0   4   in 2014            
Maximum Dew Point   56   66   52   +5   69   in 2014   37   in 1983  
Minimum Dew Point   37   43   40   -3   63   in 2014   23   in 1996  
Average  Dew Point   47   55   46   +1   66   in 2014   31   in 1996  
Maximum Humidity   94%   100%   91%   +3%   100%   in 2018   56%   in 1973  
Minimum Humidity   41%   83%   55%   -14%   92%   in 1955   27%   in 1996  
Average Humidity   68%   92%   73%   -6%   96%   in 2017   46%   in 1996  
Maximum Barometer   30.15   30.25   30.10   +00.05   30.46   in 2016   29.58   in 2010  
Minimum Barometer   30.01   29.78   29.86   +00.15   30.41   in 2016   29.09   in 2003  
Average Barometer   30.08   30.02   29.98   +00.10   30.44   in 2016   29.40   in 2003  
Average Wind   6.0   7.3   7.1   -1.1   20.5   in 1955   1.6   in 1959  
Direction   NW   SW   SW       ENE         N        
High Wind Gust   21   26   24   -3   55   in 1954   9   in 1997  
Direction   NW   SSW   SW       ESE         N        
High Heat Index   0   0           78   in 1956            
Wind Chill   43   44                     31   in 1979  
Maximum Water Temp   65.9   60.8   62.1   +3.9   65.9   in 2014   58.7   in 2009  
Minimum Water Temp   59.2   59.0   60.4   -1.2   63.9   in 2014   54.9   in 2009  
Average Water Temp   60.1   59.9   61.2   -1.1   64.9   in 2014   56.8   in 2009  
Sunrise/ AM Twilight   6:58:07 AM   6:30:17 AM            
Sunset / PM Twilight   6:03:33 PM   6:31:24 PM            
Length Of Day   11:05:26                          
Special Conditions   None                                  
Comments      
    October 15, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   63.8   67.5   64.5   -0.7   72.5   in 1990   55.4   in 1896  
Avg Minimum Temperature   50.9   54.9   48.9   +1.9   56.1   in 2017   39.7   in 1981  
Average Temperature   57.3   61.2   56.6   +0.7   64.1   in 1990   49.3   in 1981  
Total Precipitation   1.27   3.48   1.84   -.57   8.11   in 2005   .00   in 1914  
Total Snow   0.0   0.0   0.0   +0.0   0.7   in 1979   0.0   in    
Total HDD   119   71   127   -8   231   in 1981   35   in 1990  
Total CDD   8   17   5   +3   48   in 1954   0   in 2016  
Avg Maximum Dew Point   56.8   62.9   54.2   +2.6   62.9   in 2018   43.3   in 1981  
Avg Minimum Dew Point   45.7   51.9   42.9   +2.9   54.0   in 2005   32.3   in 1981  
Average  Dew Point   51.3   57.4   48.5   +2.7   58.4   in 2005   37.8   in 1981  
    October 15, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   40.67   38.81   37.22   +3.45   51.27   in 1998   18.73   in 1957  
Total Snow (since Jul 1 19)   0.0   0.0   0.0   +0.0   0.7   in 1979   0.0   in    
Total HDD (since Jul 1 19)   162   119   216   -54   402   in 1956   80   in 1961  
Total CDD (since Jan 1)   731   775   563   +168   797   in 2016   290   in 1902  
                             
Hour-by-Hour Weather For October 15, 2019
Climate Weather for October 15
Weather History For October 15
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