Portsmouth Rhode Island Weather Almanac
Sunday, October 27, 2019
Cloudy, Heavy Afternoon Rain and Fog, Windy and Mild
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    October 27, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   59   54   58   +1   75   in 1947   40   in 1936  
Minimum Temperature   48   41   42   +6   62   in 2010   26   in 1936  
Average Temperature   54   48   50   +4   66   in 1977   33   in 1936  
Precipitation   2.45   1.24   .13   +2.32   2.45   in 2019            
One Hour   .77   .22           .77   in 2019            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           T   in 1962            
HDD   11   17   14   -3   32   in 1936   0   in 1977  
CDD   0   0   0   +0   1   in 1977            
Maximum Dew Point   57   54   47   +10   64   in 2010   26   in 1979  
Minimum Dew Point   42   35   34   +8   61   in 2010   9   in 1974  
Average  Dew Point   50   45   41   +9   63   in 2010   21   in 1976  
Maximum Humidity   96%   100%   89%   +7%   100%   in 2018   63%   in 1974  
Minimum Humidity   66%   74%   56%   +10%   95%   in 1981   25%   in 1974  
Average Humidity   81%   87%   73%   +8%   98%   in 1981   44%   in 1974  
Maximum Barometer   30.31   30.15   30.14   +00.17   30.58   in 2015   29.68   in 1959  
Minimum Barometer   29.66   29.54   29.86   -00.20   30.49   in 2015   29.46   in 1997  
Average Barometer   29.99   29.85   30.00   -00.02   30.54   in 2015   29.61   in 1959  
Average Wind   12.3   10.9   6.5   +5.8   13.9   in 2003   1.6   in 1981  
Direction   ESE   ENE   W       S         NE        
High Wind Gust   33   33   22   +11   41   in 1985   10   in 2015  
Direction   E   ENE   W       WNW         SSW        
High Heat Index                   76   in 1947            
Wind Chill       37                     21   in 1976  
Maximum Water Temp   61.9   53.8   58.4   +3.6   61.9   in 2007   53.8   in 2018  
Minimum Water Temp   57.2   51.4   56.6   +0.6   60.2   in 2017   51.4   in 2018  
Average Water Temp   57.8   52.6   57.5   +0.3   61.0   in 2017   52.6   in 2018  
Sunrise/ AM Twilight   7:11:59 AM   6:43:34 AM            
Sunset / PM Twilight   5:46:07 PM   6:14:32 PM            
Length Of Day   10:34:08                          
Special Conditions   Fog                                  
Comments   Record breaking rainfall  
    October 27, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   63.3   62.0   62.3   +1.1   68.9   in 1947   55.3   in 1896  
Avg Minimum Temperature   48.8   48.2   46.7   +2.1   53.9   in 2017   40.7   in 1981  
Average Temperature   56.1   55.1   54.4   +1.6   61.3   in 2017   48.9   in 1896  
Total Precipitation   6.45   5.18   3.40   +3.05   9.91   in 2005   .01   in 1963  
Total Snow   0.0   0.0   0.0   +0.0   0.7   in 1979   0.0   in    
Total HDD   242   280   284   -42   429   in 1896   119   in 2017  
Total CDD   8   17   5   +3   48   in 1954   0   in 2015  
Avg Maximum Dew Point   55.6   55.6   52.0   +3.6   60.3   in 2007   42.6   in 1974  
Avg Minimum Dew Point   43.9   42.4   40.2   +3.7   49.6   in 2007   30.0   in 1974  
Average  Dew Point   49.7   49.0   46.1   +3.7   54.9   in 2007   36.3   in 1974  
    October 27, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   45.85   40.51   38.78   +7.07   51.27   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)   285   328   373   -88   540   in 1896   156   in 1920  
Total CDD (since Jan 1)   731   775   563   +168   807   in 2016   290   in 1902  
                             
Hour-by-Hour Weather For October 27, 2019
Climate Weather for October 27
Weather History For October 27
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