Portsmouth Rhode Island Weather Almanac
Tuesday, June 11, 2019
Dense Fog and Heavy Rain AM, Mostly Cloudy Day to Clear PM, Windy and Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    June 11, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   74   67   72   +2   88   in 1997   54   in 1910  
Minimum Temperature   62   51   56   +6   69   in 2008   43   in 1980  
Average Temperature   68   59   64   +4   77   in 2008   52   in 1910  
Precipitation   1.11   .00   .12   +.99   1.19   in 2013            
One Hour   .37   .00           .74   in 2001            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   6   2   -2   13   in 1910   0   in 2019  
CDD   3   0   2   +1   12   in 2008            
Maximum Dew Point   67   54   60   +7   71   in 1996   38   in 1972  
Minimum Dew Point   50   42   51   -1   62   in 1996   32   in 1971  
Average  Dew Point   59   48   56   +3   67   in 1996   36   in 1972  
Maximum Humidity   99%   86%   88%   +11%   100%   in 2003   55%   in 1985  
Minimum Humidity   54%   47%   54%   +0%   91%   in 1968   23%   in 1971  
Average Humidity   77%   67%   71%   +6%   94%   in 1968   41%   in 1985  
Maximum Barometer   30.03   30.20   30.02   +00.01   30.40   in 1999   29.51   in 1952  
Minimum Barometer   29.80   30.00   29.81   -00.01   30.29   in 1999   29.43   in 1952  
Average Barometer   29.92   30.10   29.91   +00.00   30.35   in 1999   29.47   in 1952  
Average Wind   11.1   4.2   6.5   +4.6   12.2   in 1977   1.3   in 1963  
Direction   NW   SSE   SSW       NNW         NE        
High Wind Gust   26   15   22   +4   34   in 1977   12   in 1968  
Direction   NW   SSE   SSW       NNW         NNE        
High Heat Index   75   67   73   +2   90   in 2000            
Wind Chill                             #N/A   in #N/A  
Maximum Water Temp   62.7   60.1   62.8   -0.1   67.5   in 2007   59.1   in 2009    
Minimum Water Temp   59.3   58.6   59.3   -0.0   64.8   in 2007   54.8   in 2003  
Average Water Temp   61.0   59.4   61.1   -0.1   66.1   in 2007   57.2   in 2003  
Sunrise/ AM Twilight   5:10:52 AM   4:37:05 AM            
Sunset / PM Twilight   8:19:12 PM   8:52:59 PM            
Length Of Day   15:08:20                          
Special Conditions   Dense Fog                              
Comments      
    June 11, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   73.3   68.2   71.2   +2.1   79.9   in 1925   52.0   in 1893  
Avg Minimum Temperature   55.2   53.1   54.3   +0.9   60.5   in 2008   47.0   in 1907  
Average Temperature   64.2   60.6   62.5   +1.8   69.7   in 1925   53.5   in 1907  
Total Precipitation   1.81   .98   1.39   +.42   6.84   in 1982   T   in 1967  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   16   55   34   -18   126   in 1907   2   in 1936  
Total CDD   10   9   13   -3   64   in 1925   0   in 2003  
Avg Maximum Dew Point   61.5   59.3   59.0   +2.5   65.5   in 2008   48.2   in 1988  
Avg Minimum Dew Point   49.4   48.1   49.2   +0.1   56.1   in 2008   39.3   in 1988  
Average  Dew Point   55.4   53.9   54.1   +1.3   60.8   in 2008   43.7   in 1988  
    June 11, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   23.72   23.99   21.89   +1.83   36.73   in 1983   12.64   in 1957  
Total Snow (since Jul 1 18)   21.1   45.6   31.8   -10.7   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 18)   5506   5343   5606   -100   6596   in 1905   4524   in 2012  
Total CDD (since Jan 1)   20   20   22   -2   73   in 1991   0   in 2003  
                             
Hour-by-Hour Weather For June 11, 2019  
Climate Weather for June 11  
Weather History For June 11  
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