Portsmouth Rhode Island Weather Almanac
Wednesday, June 10, 2020
Mostly Cloudy early, Partly Cloudy Day To Cloudy and Fog PM, Light Winds, Continued Warm and Muggy
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    June 10, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   78   74   72   +6   91   in 1959   53   in 1916  
Minimum Temperature   60   52   56   +4   69   in 1984   43   in 1957  
Average Temperature   69   63   64   +5   79   in 1984   50   in 1907  
Precipitation   .00   .46   .12   -.12   3.05   in 1977            
One Hour   .00   .36           .47   in 1977            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           43992   in            
HDD   0   2   2   -2   15   in 1907   0   in 2020  
CDD   4   0   2   +2   14   in 1984   0   in 2019  
Maximum Dew Point   67   64   60   +7   75   in 1984   42   in 1988  
Minimum Dew Point   57   48   50   +7   66   in 1984   34   in 1987  
Average  Dew Point   62   56   55   +7   71   in 1984   39   in 1988  
Maximum Humidity   95%   97%   90%   +5%   100%   in 2015   66%   in 1973  
Minimum Humidity   63%   67%   53%   +10%   91%   in 1996   24%   in 1971  
Average Humidity   79%   82%   71%   +8%   96%   in 1996   46%   in 1971  
Maximum Barometer   30.07   30.27   30.01   +00.06   30.47   in 1949   29.56   in 2006  
Minimum Barometer   29.96   29.95   29.80   +00.16   30.21   in 1999   29.33   in 1981  
Average Barometer   30.02   30.11   29.90   +00.11   30.29   in 1999   29.46   in 1981  
Average Wind   3.8   7.5   6.4   -2.6   17.8   in 1977   1.3   in 1996  
Direction   SSE   SE   SSW       NNE         SSE        
High Wind Gust   16   23   22   -6   45   in 1977   11   in 2018  
Direction   SSW   SE   SSW       NNE         SSE        
High Heat Index   79   76   74   +5   103   in 1984            
Wind Chill                             #N/A   in #N/A  
Maximum Water Temp   58.1   62.6   63.0   -4.9   66.0   in 2007   58.1   in 2020  
Minimum Water Temp   54.7   59.2   58.8   -4.1   63.5   in 2007   54.7   in 2020  
Average Water Temp   56.4   60.9   60.9   -4.5   64.8   in 2007   56.4   in 2020  
Sunrise/ AM Twilight   5:10:58 AM   4:37:14 AM            
Sunset / PM Twilight   8:18:41 PM   8:52:25 PM            
Length Of Day   15:07:43                          
Special Conditions   Dense Fog, Haze                            
Comments      
    June 10, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   74.1   73.2   71.1   +3.0   80.9   in 1925   59.4   in 1907  
Avg Minimum Temperature   54.9   54.5   54.1   +0.8   59.9   in 1925   47.2   in 1907  
Average Temperature   64.5   63.9   62.3   +2.2   70.4   in 1925   53.3   in 1907  
Total Precipitation   .48   .70   1.26   -.78   6.84   in 1982   .00   in 1908  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   22   16   32   -10   116   in 1907   0   in 1899  
Total CDD   20   7   11   +9   64   in 1925   0   in 2003  
Avg Maximum Dew Point   60.7   60.9   58.8   +1.9   65.4   in 2008   48.4   in 1988  
Avg Minimum Dew Point   51.1   49.3   49.1   +2.0   56.1   in 2008   39.2   in 1988  
Average  Dew Point   55.9   55.1   54.0   +1.9   60.8   in 2008   43.8   in 1988  
    June 10, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   19.69   22.61   21.76   -2.07   36.73   in 1983   12.64   in 1957  
Total Snow (since Jul 1 19)   12.9   21.1   32.1   -19.2   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 19)   5114   5506   5604   -490   6593   in 1905   4521   in 2012  
Total CDD (since Jan 1)   28   17   20   +8   65   in 1991   0   in 2003  
                             
Hour-by-Hour Weather For June 10, 2020  
Climate Weather for June 10  
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