Portsmouth Rhode Island Weather Almanac
Saturday, October 12, 2019
Cloudy, Windy with Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    October 12, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   58   70   63   -5   79   in 1954   49   in 1987  
Minimum Temperature   53   50   48   +5   65   in 1990   27   in 1956  
Average Temperature   56   60   55   +1   71   in 1954   41   in 1956  
Precipitation   .00   1.61   .13   -.13   1.61   in 2018            
One Hour   .00   .38           .48   in 1948            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   9   5   10   -1   24   in 1956   0   in 1990  
CDD   0   0   0   +0   6   in 1954            
Maximum Dew Point   53   69   53   +0   69   in 2018   30   in 1957  
Minimum Dew Point   50   42   41   +9   65   in 1990   13   in 1963  
Average  Dew Point   52   56   47   +5   67   in 1990   27   in 1957  
Maximum Humidity   92%   100%   91%   +1%   100%   in 2018   60%   in 1958  
Minimum Humidity   83%   57%   55%   +28%   89%   in 1975   19%   in 1963  
Average Humidity   88%   79%   73%   +14%   94%   in 2002   43%   in 1963  
Maximum Barometer   29.99   29.76   30.15   -00.16   30.59   in 1994   29.58   in 1950  
Minimum Barometer   29.91   29.41   29.90   +00.01   30.44   in 1994   29.37   in 1950  
Average Barometer   29.95   29.59   30.02   -00.07   30.52   in 1994   29.48   in 1950  
Average Wind   13.8   10.7   6.7   +7.1   14.3   in 2002   2.1   in 2016  
Direction   N   WNW   N       NNE         SE        
High Wind Gust   32   31   22   +10   48   in 1926   10   in 1969  
Direction   NNE   NNE   N       S         N        
High Heat Index                   81   in 1954            
Wind Chill   45                         27   in 1956  
Maximum Water Temp   65.3   65.3   62.8   +2.5   65.3   in 2018   59.7   in 2010  
Minimum Water Temp   59.5   62.4   61.0   -1.5   63.5   in 2011   57.4   in 2000  
Average Water Temp   60.6   63.9   61.9   -1.3   64.1   in 2011   58.9   in 2000  
Sunrise/ AM Twilight   6:54:47 AM   6:27:02 AM            
Sunset / PM Twilight   6:08:16 PM   6:36:00 PM            
Length Of Day   11:13:29                          
Special Conditions   Light Fog and Haze                          
Comments      
    October 12, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   63.5   69.6   65.0   -1.5   72.3   in 1990   56.2   in 1896  
Avg Minimum Temperature   51.3   57.3   49.5   +1.8   57.3   in 2018   41.2   in 1956  
Average Temperature   57.4   63.5   57.2   +0.3   64.1   in 1922   49.8   in 1981  
Total Precipitation   1.22   3.34   1.45   -.23   5.83   in 1962   .00   in 1930  
Total Snow   0.0   0.0   0.0   +0.0   0.7   in 1979   0.0   in    
Total HDD   96   33   95   +1   180   in 1981   27   in 1959  
Total CDD   8   17   5   +3   36   in 1954   0   in 2016  
Avg Maximum Dew Point   56.8   65.8   54.8   +2.1   65.8   in 2018   43.2   in 1974  
Avg Minimum Dew Point   46.1   54.4   43.5   +2.5   54.8   in 2005   32.8   in 1956  
Average  Dew Point   51.5   60.1   49.2   +2.3   59.0   in 2005   38.4   in 1974  
    October 12, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   40.62   38.67   36.83   +3.79   50.80   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)   139   81   184   -45   369   in 1956   61   in 1961  
Total CDD (since Jan 1)   731   775   563   +168   797   in 2016   290   in 1902  
                             
Hour-by-Hour Weather For October 12, 2019
Climate Weather for October 12
Weather History For October 12
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