Portsmouth Rhode Island Weather Almanac
Saturday, June 15, 2019
Clear to Partly Cloudy PM, Breezy with Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    June 15, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   75   64   74   +1   92   in 1956   55   in 1951  
Minimum Temperature   57   56   57   +0   68   in 1969   44   in 1911  
Average Temperature   66   60   66   +0   78   in 1956   53   in 1951  
Precipitation   .00   T   .11   -.11   1.28   in 1896            
One Hour   .00   T           .46   in 1983            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   5   1   -1   12   in 1951   0   in 2019  
CDD   1   0   3   -2   13   in 1956            
Maximum Dew Point   58   58   62   -4   75   in 1994   42   in 1978  
Minimum Dew Point   40   54   52   -12   65   in 1969   34   in 1978  
Average  Dew Point   49   56   57   -8   70   in 1994   38   in 1978  
Maximum Humidity   75%   99%   90%   -15%   100%   in 2003   55%   in 1978  
Minimum Humidity   39%   72%   56%   -17%   89%   in 1989   29%   in 1988  
Average Humidity   57%   86%   73%   -16%   95%   in 1989   43%   in 1978  
Maximum Barometer   30.14   29.97   30.03   +00.11   30.36   in 1994   29.61   in 1959  
Minimum Barometer   29.97   29.79   29.82   +00.15   30.24   in 2012   29.36   in 1958  
Average Barometer   30.06   29.88   29.93   +00.13   30.28   in 2012   29.52   in 1958  
Average Wind   7.7   4.1   6.4   +1.3   13.1   in 1969   1.2   in 1996  
Direction   SSW   ENE   SW       SW         SW        
High Wind Gust   26   12   21   +5   34   in 1959   12   in 2018  
Direction   SSW   NW   SW       W         NW        
High Heat Index   75   64   73   +2   94   in 1956            
Wind Chill                             #N/A   in #N/A  
Maximum Water Temp   63.1   60.6   63.5   -0.4   68.4   in 2007   59.0   in 1998  
Minimum Water Temp   60.0   57.6   60.1   -0.1   65.3   in 2007   55.4   in 2006  
Average Water Temp   61.6   59.1   61.8   -0.2   66.8   in 2007   57.8   in 1998  
Sunrise/ AM Twilight   5:10:47 AM   4:36:52 AM            
Sunset / PM Twilight   8:20:58 PM   8:54:52 PM            
Length Of Day   15:10:11                          
Special Conditions   None                                  
Comments      
    June 15, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   72.3   68.7   71.7   +0.5   78.9   in 1925   52.1   in 1893  
Avg Minimum Temperature   54.8   53.9   54.9   -0.1   59.8   in 1899   47.5   in 1907  
Average Temperature   63.5   61.3   63.2   +0.3   69.0   in 1925   54.5   in 1907  
Total Precipitation   3.24   .98   1.91   +1.33   8.45   in 1998   T   in 1949  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   30   69   41   -11   156   in 1907   2   in 1899  
Total CDD   11   16   22   -11   81   in 1984   0   in 1998  
Avg Maximum Dew Point   60.3   59.5   59.6   +0.7   65.9   in 1996   50.6   in 1988  
Avg Minimum Dew Point   48.3   48.5   49.8   -1.6   55.7   in 2005   42.3   in 1988  
Average  Dew Point   54.3   54.2   54.7   -0.4   60.4   in 1996   46.5   in 1988  
    June 15, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   25.15   23.99   22.41   +2.74   37.97   in 1998   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)   5520   5357   5613   -93   6601   in 1905   4532   in 2012  
Total CDD (since Jan 1)   21   27   31   -10   81   in 1991   0   in 1972  
                             
Hour-by-Hour Weather For June 15, 2019  
Climate Weather for June 15  
Weather History For June 15  
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