Middletown Rhode Island Weather Almanac
Tuesday, September 11, 2018
Cloudy, Morning Rain and Fog, Dense Fog Late, Much Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2018  
    September 11, 2018     Record Record
Observed Daily Data   Observed   2017   Normal   Depart   Highest Lowest
Maximum Temperature   80   75   73   +7   90   in 1983   61   in 1918  
Minimum Temperature   65   53   58   +7   71   in 1931   42   in 1980  
Average Temperature   73   64   65   +8   81   in 1931   54   in 1917  
Precipitation   .08   .00   .13   -.05   4.37   in 1954            
One Hour   .03   .00           .91   in 1954            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in              
HDD   0   1   2   -2   11   in 1917   0   in    
CDD   8   0   3   +5   16   in 1931   0   in 2017  
Maximum Dew Point   75   58   61   +14   76   in 2013   41   in 1967  
Minimum Dew Point   64   47   52   +12   66   in 2013   34   in 1995  
Average  Dew Point   70   53   57   +13   71   in 2013   39   in 1967  
Maximum Humidity   100%   89%   91%   +9%   100%   in 2018   74%   in 1988  
Minimum Humidity   84%   41%   56%   +28%   93%   in 2007   26%   in 1980  
Average Humidity   92%   65%   74%   +18%   97%   in 1950   50%   in 1980  
Maximum Barometer   30.18   30.31   30.10   +00.08   30.44   in 1967   29.64   in 2002  
Minimum Barometer   30.10   30.07   29.86   +00.24   30.32   in 2008   28.66   in 1954  
Average Barometer   30.14   30.19   29.98   +00.16   30.36   in 2008   29.22   in 1954  
Average Wind   6.4   3.5   7.1   -0.7   22.2   in 1954   1.9   in 1989  
Direction   SSE   SW   SSW       NNE         NE        
High Wind Gust   21   11   23   -2   98   in 1954   11   in 2017  
Direction   SE   WNW   SSW       NW         WNW        
High Heat Index   86   75   75   +11   98   in 1989            
Wind Chill                                      
Maximum Water Temp   71.2   65.9   69.0   +2.2   71.8   in 2016   65.9   in 2017  
Minimum Water Temp   69.3   64.2   66.8   +2.5   70.0   in 2016   64.2   in 2017  
Average Water Temp   70.3   65.1   67.9   +2.3   70.9   in 2016   65.1   in 2017  
Sunrise/ AM Twilight   6:22:22 AM   5:54:32 AM            
Sunset / PM Twilight   7:00:48 PM   7:28:37 PM            
Length Of Day   12:38:26                          
Special Conditions   Dense Fog                              
Comments      
    September 11, 2018     Record Record
Month-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
 Avg Maximum Temperature   76.6   71.6   74.5   +2.1   85.2   in 1983   68.5   in 1917  
Avg Minimum Temperature   64.0   56.1   59.5   +4.5   67.1   in 1959   51.4   in 1893  
Average Temperature   70.3   63.9   67.0   +3.3   74.9   in 1961   61.6   in 1994  
Total Precipitation   .70   .94   1.43   -.73   4.86   in 1924   .00   in 1983  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   9   24   13   -4   41   in 1994   0   in 2016  
Total CDD   70   12   38   +32   111   in 1983   0   in 1893  
Avg Maximum Dew Point   68.8   61.5   62.5   +6.3   70.4   in 1961   55.4   in 1984  
Avg Minimum Dew Point   60.3   51.7   53.6   +6.7   63.3   in 1961   44.2   in 1967  
Average  Dew Point   64.5   56.6   58.1   +6.5   66.8   in 1961   50.3   in 1984  
    September 11, 2018     Record Record
Year-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
Total Precipitation   29.54   29.37   32.92   -3.38   46.33   in 1998   17.36   in 1957  
Total Snow (since Jul 1 18)   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD (since Jul 1 18)   9   34   22   -13   73   in 1914   0   in 2015  
Total CDD (since Jan 1)   718   481   536   +182   752   in 2010   279   in 1902  
                             
Hour-by-Hour Weather For September 11, 2018  
Climate Weather for September 11  
Weather History For September 11  
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