Middletown Rhode Island Weather Almanac
Tuesday, September 4, 2018
Clear and Light Fog early, then Partly Cloudy, Light Winds, Continued Hot and Muggy
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2018  
    September 4, 2018     Record Record
Observed Daily Data   Observed   2017   Normal   Depart   Highest Lowest
Maximum Temperature   88   74   75   +13   89   in 1937   63   in 1997  
Minimum Temperature   71   58   60   +11   73   in 1959   49   in 1976  
Average Temperature   80   66   68   +12   80   in 2018   58   in 1997  
Precipitation   .00   .00   .13   -.13   2.02   in 1905            
One Hour   .00   .00           .55   in 1970            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in              
HDD   0   0   1   -1   7   in 1997   0   in    
CDD   15   1   4   +11   15   in 2018   0   in 1997  
Maximum Dew Point   74   63   63   +11   75   in 1993   48   in 1997  
Minimum Dew Point   67   55   54   +13   68   in 1961   40   in 1989  
Average  Dew Point   71   59   59   +12   71   in 2018   45   in 1989  
Maximum Humidity   97%   90%   92%   +5%   100%   in 2003   72%   in 1983  
Minimum Humidity   55%   62%   58%   -3%   93%   in 2003   34%   in 2007  
Average Humidity   76%   76%   75%   +1%   97%   in 2003   59%   in 1983  
Maximum Barometer   30.24   29.93   30.09   +00.15   30.63   in 1989   29.70   in 1957  
Minimum Barometer   30.16   29.83   29.89   +00.27   30.24   in 1965   29.30   in 2010  
Average Barometer   30.20   29.88   29.99   +00.21   30.42   in 1989   29.53   in 2010  
Average Wind   4.4   7.5   5.8   -1.4   12.1   in 1972   1.3   in 1969  
Direction   SE   SSW   S       WNW         ESE        
High Wind Gust   14   23   21   -7   37   in 1988   11   in 1969  
Direction   SSE   SSW   S       SSE         S        
High Heat Index   94   75   78   +16   99   in 1973            
Wind Chill                                      
Maximum Water Temp   73.7   65.7   70.4   +3.3   73.7   in 2018   65.7   in 2017  
Minimum Water Temp   71.4   63.4   67.9   +3.5   71.4   in 2018   63.4   in 2017  
Average Water Temp   72.6   64.6   69.1   +3.4   72.6   in 2018   64.6   in 2017  
Sunrise/ AM Twilight   6:15:18 AM   5:47:09 AM            
Sunset / PM Twilight   7:12:41 PM   7:40:51 PM            
Length Of Day   12:57:23                          
Special Conditions   Light Fog                              
Comments      
    September 4, 2018     Record Record
Month-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
 Avg Maximum Temperature   81.3   69.3   75.5   +5.8   89.0   in 1929   65.0   in 1893  
Avg Minimum Temperature   65.3   52.0   60.5   +4.8   72.5   in 1959   51.5   in 1967  
Average Temperature   73.3   60.6   68.0   +5.3   78.9   in 1898   60.6   in 2017  
Total Precipitation   .00   .47   .52   -.52   4.15   in 1905   .00   in 2018  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   18   4   -4   18   in 2017   0   in 2018  
Total CDD   34   1   16   +18   57   in 1898   0   in 1986  
Avg Maximum Dew Point   70.5   58.8   63.6   +6.9   74.3   in 1959   54.3   in 1975  
Avg Minimum Dew Point   63.0   46.3   54.5   +8.5   70.5   in 1959   41.8   in 1967  
Average  Dew Point   66.8   52.5   59.1   +7.7   72.4   in 1959   48.6   in 1967  
    September 4, 2018     Record Record
Year-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
Total Precipitation   28.84   28.90   32.01   -3.17   45.30   in 1998   16.55   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)   0   28   13   -13   42   in 1905   0   in 2018  
Total CDD (since Jan 1)   682   470   514   +168   739   in 2010   272   in 1902  
                             
Hour-by-Hour Weather For September 4, 2018  
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