Middletown Rhode Island Weather Almanac
Wednesday, September 27, 2017
Mostly Cloudy, Dense Fog early then Cloudy, PM Fog, Very Light Winds, Continued Very Warm and Very Muggy
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2017  
    September 27, 2017     Record Record
Observed Daily Data   Observed   2016   Normal   Depart   Highest Lowest
Maximum Temperature   79   70   68   +11   82   in 2014   54   in 1893  
Minimum Temperature   64   61   53   +11   66   in 2007   36   in 1957  
Average Temperature   72   66   61   +11   72   in 2017   48   in 1957  
Precipitation   T   .38   .13   .00   1.49   in 1962            
One Hour   T   .23           .29   in 1998            
Snowfall   0.0   0.0   0.0   +0.0   0.0   in            
Snow Depth   0               0   in            
HDD   0   0   5   -5   17   in 1957   0   in 2017  
CDD   7   1   1   +6   7   in 2017   0   in 2015  
Maximum Dew Point   76   66   57   +19   76   in 2017   29   in 1957  
Minimum Dew Point   64   54   48   +16   65   in 1993   17   in 1957  
Average  Dew Point   70   60   53   +18   70   in 2017   23   in 1957  
Maximum Humidity   100%   97%   93%   +7%   100%         59%   in 1957  
Minimum Humidity   85%   69%   61%   +24%   97%   in 1993   26%   in 1957  
Average Humidity   93%   83%   77%   +15%   99%   in 1993   43%   in 1957  
Maximum Barometer   29.98   30.02   30.13   -00.15   30.48   in 2015   29.76   in 1977  
Minimum Barometer   29.77   29.87   29.89   -00.12   30.33   in 1996   28.81   in 1985  
Average Barometer   29.88   29.95   30.01   -00.13   30.40   in 2015   29.54   in 1985  
Average Wind   2.1   4.6   6.1   -4.0   23.8   in 1985   1.0   in 1990  
Direction   SE   SSW   SSW       S         ESE        
High Wind Gust   9   27   22   -13   77   in 1985   9   in 2017  
Direction   SSE   SSW   SE       S         SSE        
High Heat Index   85   71   68   +17   85   in 2017            
Wind Chill                                      
Maximum Water Temp   67.8   67.3   66.7   +1.1   70.0   in 2003   63.0   in 1996  
Minimum Water Temp   65.4   66.4   64.8   +0.6   67.2   in 2003   61.0   in 2000  
Average Water Temp   66.6   66.9   65.8   +0.8   68.6   in 2003   62.5   in 2000  
Sunrise/ AM Twilight   6:38:AM   6:10:AM            
Sunset / PM Twilight   6:33:PM   7:01:PM            
Length Of Day   11:55                          
Special Conditions   Dense Fog                              
Comments   Record breaking high dew point                      
    September 27, 2017     Record Record
Month-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
 Avg Maximum Temperature   73.9   76.0   72.2   +1.6   78.7   in 1961   67.6   in 1963  
Avg Minimum Temperature   59.9   60.6   56.9   +3.0   63.2   in 1961   52.0   in 1956  
Average Temperature   66.9   68.3   64.6   +2.3   70.9   in 1961   60.1   in 1963  
Total Precipitation   1.49   2.55   3.51   -2.02   10.67   in 1961   .31   in 1959  
Total Snowfall   0.0   0.0   0.0   +0.0       in         in    
Total HDD   28   29   63   -35   156   in 1956   5   in 1930  
Total CDD   82   126   57   +25   180   in 1961   7   in 1893  
Avg Maximum Dew Point   65.2   65.1   60.5   +4.7   67.0   in 1961   55.0   in 1966  
Avg Minimum Dew Point   56.8   55.7   51.4   +5.4   58.5   in 1961   44.4   in 1984  
Average  Dew Point   61.0   60.4   55.9   +5.1   62.8   in 1961   50.1   in 1984  
    September 27, 2017     Record Record
Year-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
Total Precipitation   29.92   21.26   35.00   -5.08   48.49   in 1998   17.64   in 1957  
Total Snowfall (since Jul 1)   0.0   0.0   0.0   +0.0       in         in    
Total HDD (since Jul 1)   38   30   72   -34   187   in 1956   10   in 1930  
Total CDD (since Jan 1)   551   797   555   -4   797   in 2016   285   in 1902  
                             
Hour-by-Hour Weather For September 27, 2017  
Climate Weather for September 27  
Weather History For September 27  
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