Portsmouth Rhode Island Weather Almanac
Tuesday, October 1, 2019
Cloudy to Mostly Cloudy PM, Breezy and Continued Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    October 1, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   70   70   67   +3   84   in 1927   51   in 1992  
Minimum Temperature   56   56   51   +5   67   in 1986   34   in 1992  
Average Temperature   63   63   59   +4   74   in 1986   43   in 1992  
Precipitation   .00   .02   .12   -.12   1.93   in 1984            
One Hour   .00   .02           .57   in 2006            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   2   2   6   -4   22   in 1992   0   in 2011  
CDD   0   0   1   -1   9   in 1986   0   in 1900  
Maximum Dew Point   64   64   57   +7   71   in 2010   35   in 1992  
Minimum Dew Point   50   53   46   +4   64   in 1959   22   in 1992  
Average  Dew Point   57   59   52   +5   68   in 1959   29   in 1992  
Maximum Humidity   92%   95%   93%   -1%   100%   in 2005   73%   in 1986  
Minimum Humidity   75%   79%   58%   +17%   96%   in 2014   23%   in 1953  
Average Humidity   84%   87%   76%   +8%   97%   in 2014   54%   in 1997  
Maximum Barometer   30.25   30.33   30.13   +00.12   30.55   in 2007   29.76   in 2011  
Minimum Barometer   29.85   30.27   29.89   -00.04   30.44   in 2007   29.24   in 1987  
Average Barometer   30.05   30.30   30.01   +00.04   30.50   in 2007   29.52   in 1987  
Average Wind   8.7   5.0   6.4   +2.3   14.2   in 1984   1.8   in 2005  
Direction   SSW   SSW   S       NE         S        
High Wind Gust   23   17   22   +1   42   in 1958   10   in 2004  
Direction   SSW   SW   S       SSW         NNW        
High Heat Index                   86   in 1954            
Wind Chill                             34   in 1992  
Maximum Water Temp   68.3   65.7   65.5   +2.8   68.3   in 2011   61.7   in 2001  
Minimum Water Temp   65.6   64.0   63.7   +1.9   67.4   in 2011   59.9   in 2001  
Average Water Temp   66.3   64.9   64.6   +1.7   67.8   in 2011   60.8   in 2001  
Sunrise/ AM Twilight   6:42:00 AM   6:14:00 AM            
Sunset / PM Twilight   6:26:00 PM   6:54:00 PM            
Length Of Day   11:44:00                          
Special Conditions   None                                  
Comments      
    October 1, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   70.0   70.0   67.0   +3.0   84.0   in 1927   51.0   in 1992  
Avg Minimum Temperature   56.0   56.0   51.0   +5.0   67.0   in 1986   34.0   in 1992  
Average Temperature   63.0   63.0   59.0   +4.0   74.0   in 1986   43.0   in 1992  
Total Precipitation   .00   .02   .12   -.12   1.93   in 1984   .00   in 2019  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   2   2   6   -4   22   in 1992   0   in 2011  
Total CDD   0   0   1   -1   9   in 1986   0   in 2019  
Avg Maximum Dew Point   64.0   64.0   57.0   +7.0   71.0   in 2010   35.0   in 1992  
Avg Minimum Dew Point   50.0   53.0   46.1   +3.9   64.0   in 1959   22.0   in 1992  
Average  Dew Point   57.0   59.0   51.6   +5.5   67.5   in 1959   28.5   in 1992  
    October 1, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   39.40   35.35   35.50   +3.90   48.53   in 1998   17.64   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)   45   50   95   -50   222   in 1956   23   in 1921  
Total CDD (since Jan 1)   723   758   559   +164   797   in 2016   288   in 1902  
                             
Hour-by-Hour Weather For October 1, 2019
Climate Weather for October 1
Weather History For October 1
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