Portsmouth Rhode Island Weather Almanac
Wednesday, October 7, 2020
Partly Cloudy to Mostly Cloudy PM with Showers and Strong Winds, Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    October 7, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   71   75   65   +6   82   in 1946   47   in 1911  
Minimum Temperature   55   62   49   +6   67   in 2005   34   in 1954  
Average Temperature   63   69   57   +6   71   in 2005   44   in 1954  
Precipitation   .08   T   .12   -.04   2.54   in 1956            
One Hour   .08   T           1.30   in 1956            
Snow   #N/A   0.0   0.0   #N/A   0.0   in              
Snow Depth   #N/A   0           44111   in            
HDD   2   0   8   -6   21   in 1954   0   in 2019  
CDD   0   4   0   +0   6   in 2005   0   in    
Maximum Dew Point   61   66   55   +7   70   in 2018   33   in 1986  
Minimum Dew Point   48   59   43   +5   66   in 2005   22   in 1954  
Average  Dew Point   55   63   49   +6   68   in 2005   29   in 1986  
Maximum Humidity   88%   90%   90%   -2%   100%   in 2017   62%   in 1954  
Minimum Humidity   64%   74%   57%   +7%   94%   in 1959   28%   in 1992  
Average Humidity   76%   82%   74%   +2%   97%   in 1959   49%   in 1963  
Maximum Barometer   29.93   30.27   30.14   -00.21   30.55   in 1984   29.51   in 1962  
Minimum Barometer   29.51   30.11   29.90   -00.39   30.36   in 2011   28.94   in 1972  
Average Barometer   29.72   30.19   30.02   -00.30   30.46   in 1984   29.26   in 1972  
Average Wind   11.2   13.5   6.8   +4.4   15.9   in 1962   1.5   in 2016  
Direction   SW   S   SW       WNW         SE        
High Wind Gust   45   32   23   +22   45   in 2020   10   in 2016  
Direction   NW   S   S       NW         SSE        
High Heat Index       77           83   in 1946            
Wind Chill                             30   in 1954  
Maximum Water Temp   65.8   64.8   64.3   +1.5   68.9   in 2005   59.6   in 2010  
Minimum Water Temp   64.8   63.3   62.2   +2.6   65.3   in 2005   57.9   in 1998  
Average Water Temp   65.3   64.1   63.3   +2.0   67.1   in 2005   59.0   in 2010  
Sunrise/ AM Twilight   6:49:52 AM   6:22:15 AM            
Sunset / PM Twilight   6:15:31 PM   6:43:08 PM            
Length Of Day   11:25:39                          
Special Conditions   None                                  
Comments      
    October 7, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   68.6   67.9   65.9   +2.7   77.0   in 1927   56.9   in 1899  
Avg Minimum Temperature   51.6   50.1   50.3   +1.3   60.3   in 1927   40.4   in 1992  
Average Temperature   60.3   59.3   58.1   +2.1   68.9   in 1927   50.1   in 1992  
Total Precipitation   .37   .38   .84   -.47   5.76   in 1962   .00   in 2005  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   34   48   50   -16   104   in 1992   1   in 1927  
Total CDD   1   8   5   -4   28   in 1927   0   in 2016  
Avg Maximum Dew Point   58.3   59.0   55.7   +2.5   65.1   in 2007   42.0   in 1984  
Avg Minimum Dew Point   48.0   44.3   44.6   +3.4   55.4   in 2007   27.7   in 1965  
Average  Dew Point   53.6   52.0   50.2   +3.4   60.3   in 2007   35.1   in 1984  
    October 7, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   25.63   39.78   36.35   -10.72   48.53   in 1998   18.60   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)   90   91   139   -49   284   in 1956   48   in 1921  
Total CDD (since Jan 1)   868   731   563   +305   868   in 2020   290   in 1902  
                             
Hour-by-Hour Weather For October 7, 2020  
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