Portsmouth Rhode Island Weather Almanac
Wednesday, October 30, 2019
Cloudy, PM Rain and Fog, Very Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    October 30, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   64   50   57   +7   72   in 1946   38   in 1925  
Minimum Temperature   55   36   41   +14   60   in 1946   24   in 1962  
Average Temperature   60   43   49   +11   66   in 1946   34   in 1928  
Precipitation   .28   .00   .13   +.15   1.80   in 1917            
One Hour   .10   .00           .76   in 2017            
Snow   0.0   0.0   0.0   +0.0   0.3   in 1925            
Snow Depth   0   0           T   in 2011            
HDD   5   22   15   -10   31   in 1928   0   in 1946  
CDD   0   0   0   +0   1   in 1946            
Maximum Dew Point   63   42   46   +17   64   in 2017   21   in 1966  
Minimum Dew Point   53   34   33   +20   53   in 2019   11   in 1966  
Average  Dew Point   58   38   40   +18   58   in 2019   16   in 1966  
Maximum Humidity   98%   92%   86%   +12%   100%   in 2017   49%   in 1965  
Minimum Humidity   84%   56%   51%   +33%   91%   in 2004   21%   in 2001  
Average Humidity   91%   74%   69%   +22%   96%   in 2004   38%   in 1965  
Maximum Barometer   30.32   30.12   30.18   +00.14   30.77   in 1983   29.55   in 2012  
Minimum Barometer   30.13   29.90   29.90   +00.23   30.44   in 1959   29.03   in 2017  
Average Barometer   30.23   30.01   30.04   +00.18   30.57   in 1978   29.41   in 2012  
Average Wind   7.3   7.3   7.4   -0.1   20.7   in 1991   1.7   in 1997  
Direction   SE   WNW   NW       NNE         SSW        
High Wind Gust   19   23   24   -5   56   in 1991   11   in 1949  
Direction   SE   WNW   NW       NE         SSE        
Wind Chill       36                     21   in 1962  
Maximum Water Temp   61.8   53.2   57.1   +4.7   61.8   in 2017   53.2   in 2018  
Minimum Water Temp   57.0   51.4   55.2   +1.8   60.1   in 2017   50.0   in 2000  
Average Water Temp   57.6   52.3   56.2   +1.4   61.0   in 2017   51.7   in 2000  
Sunrise/ AM Twilight   7:15:33 AM   6:46:57 AM            
Sunset / PM Twilight   5:42:11 PM   6:10:47 PM            
Length Of Day   10:26:38                          
Special Conditions   Dense Fog                              
Comments      
    October 30, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   63.0   61.3   61.7   +1.3   68.3   in 2017   55.7   in 1896  
Avg Minimum Temperature   49.0   47.6   46.1   +2.9   53.8   in 2017   40.9   in 1895  
Average Temperature   56.0   54.5   53.9   +2.1   61.0   in 2017   49.2   in 1895  
Total Precipitation   6.73   5.46   3.79   +2.94   10.20   in 2005   .28   in 1924  
Total Snow   0.0   0.0   0.0   +0.0   0.7   in 1979   0.0   in    
Total HDD   269   328   330   -61   466   in 1896   136   in 2017  
Total CDD   8   17   5   +3   48   in 1954   0   in 2015  
Avg Maximum Dew Point   55.7   55.0   51.4   +4.2   59.7   in 2017   43.2   in 1974  
Avg Minimum Dew Point   44.5   42.1   39.5   +4.9   49.1   in 2017   30.0   in 1974  
Average  Dew Point   50.1   48.6   45.5   +4.6   54.4   in 2017   36.6   in 1974  
    October 30, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   46.13   40.79   39.17   +6.96   52.05   in 1998   20.15   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)   312   376   419   -107   582   in 1956   190   in 2017  
Total CDD (since Jan 1)   731   775   563   +168   807   in 2016   290   in 1902  
                             
Hour-by-Hour Weather For October 30, 2019
Climate Weather for October 30
Weather History For October 30
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