Portsmouth Rhode Island Weather Almanac
Thursday, October 8, 2020
Clear, Windy and Cooler (Seasonal Temperatures)
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    October 8, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   64   62   65   -1   80   in 1931   51   in 1988  
Minimum Temperature   49   56   49   +0   69   in 2005   27   in 1954  
Average Temperature   57   59   57   +0   70   in 2005   43   in 1954  
Precipitation   .00   .14   .12   -.12   2.24   in 1996            
One Hour   .00   .12           .59   in 1996            
Snow   #N/A   0.0   0.0   #N/A   0.0   in              
Snow Depth   #N/A   0           44112   in            
HDD   8   6   8   +0   22   in 1954   0   in 2017  
CDD   0   0   0   +0   5   in 2005   0   in    
Maximum Dew Point   48   59   54   -6   71   in 2005   33   in 1953  
Minimum Dew Point   34   50   43   -9   67   in 2005   23   in 2001  
Average  Dew Point   41   55   49   -8   69   in 2005   29   in 2001  
Maximum Humidity   78%   94%   91%   -13%   100%   in 2017   72%   in 1953  
Minimum Humidity   34%   73%   56%   -22%   93%   in 2005   28%   in 1960  
Average Humidity   56%   84%   73%   -17%   97%   in 2005   52%   in 1960  
Maximum Barometer   30.08   30.27   30.16   -00.08   30.71   in 1985   29.48   in 1972  
Minimum Barometer   29.63   30.17   29.90   -00.27   30.36   in 2011   28.95   in 1965  
Average Barometer   29.86   30.22   30.03   -00.17   30.51   in 1954   29.26   in 1972  
Average Wind   11.2   10.0   6.7   +4.5   14.2   in 1988   1.7   in 2006  
Direction   NW   N   SSW       N         SSE        
High Wind Gust   28   23   22   +6   45   in 1907   12   in 1970  
Direction   NNW   NNE   SSW       SW         SSE        
High Heat Index                   82   in 1931            
Wind Chill   46                         26   in 1954  
Maximum Water Temp   64.8   64.7   63.9   +0.9   68.4   in 2005   59.0   in 2001  
Minimum Water Temp   62.6   63.2   61.9   +0.7   65.4   in 2005   54.5   in 2001  
Average Water Temp   63.7   64.0   62.9   +0.8   66.9   in 2005   56.8   in 2001  
Sunrise/ AM Twilight   6:50:57 AM   6:23:19 AM            
Sunset / PM Twilight   6:13:53 PM   6:41:31 PM            
Length Of Day   11:22:56                          
Special Conditions   None                                  
Comments      
    October 8, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   68.0   67.1   65.8   +2.3   75.6   in 1927   56.9   in 1899  
Avg Minimum Temperature   51.3   50.9   50.1   +1.1   59.9   in 1927   40.9   in 1992  
Average Temperature   59.9   59.3   58.0   +1.9   68.0   in 1927   50.6   in 1899  
Total Precipitation   .37   .52   .96   -.59   5.76   in 1962   .00   in 1992  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   42   54   58   -16   115   in 1899   4   in 1927  
Total CDD   1   8   5   -4   28   in 1927   0   in 2016  
Avg Maximum Dew Point   57.0   59.0   55.6   +1.5   65.5   in 2007   42.6   in 1984  
Avg Minimum Dew Point   46.3   45.0   44.4   +1.8   56.0   in 2005   29.4   in 1984  
Average  Dew Point   52.0   52.4   50.0   +2.0   60.6   in 2005   36.0   in 1984  
    October 8, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   25.63   39.92   36.47   -10.84   48.88   in 1998   18.72   in 1957  
Total Snow (since Jul 1 20)   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD (since Jul 1 20)   98   97   147   -49   296   in 1956   55   in 1921  
Total CDD (since Jan 1)   868   731   563   +305   868   in 2020   290   in 1902  
                             
Hour-by-Hour Weather For October 8, 2020  
Climate Weather for October 8  
Weather History For October 8  
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