Middletown Rhode Island Weather Almanac
Monday, September 25, 2017
Clear to Fense Fog PM, Very Light Winds, Very Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2017  
    September 25, 2017     Record Record
Observed Daily Data   Observed   2016   Normal   Depart   Highest Lowest
Maximum Temperature   80   66   69   +11   86   in 1920   57   in 1977  
Minimum Temperature   63   51   53   +10   67   in 2011   40   in 1963  
Average Temperature   72   59   61   +11   75   in 1926   50   in 1950  
Precipitation   .00   .00   .13   -.13   2.44   in 1991            
One Hour   .00   .00           .64   in 1961            
Snowfall   0.0   0.0   0.0   +0.0   0.0   in            
Snow Depth   0               0   in            
HDD   0   6   4   -4   15   in 1950   0   in 2017  
CDD   7   0   1   +6   10   in 1926   0   in 2016  
Maximum Dew Point   69   46   58   +11   71   in 2011   38   in 1950  
Minimum Dew Point   59   37   48   +11   66   in 2011   28   in 1950  
Average  Dew Point   64   42   53   +11   69   in 2011   33   in 1950  
Maximum Humidity   100%   76%   92%   +8%   100%         74%   in 1964  
Minimum Humidity   66%   36%   57%   +9%   93%   in 2001   29%   in 1963  
Average Humidity   83%   56%   74%   +9%   97%   in 2001   55%   in 1950  
Maximum Barometer   30.09   30.18   30.15   -00.06   30.51   in 1983   29.85   in 1969  
Minimum Barometer   30.03   30.06   29.94   +00.09   30.40   in 2008   29.43   in 1991  
Average Barometer   30.06   30.12   30.05   +00.01   30.45   in 2008   29.66   in 1991  
Average Wind   2.0   6.6   6.1   -4.1   13.4   in 1958   1.1   in 1994  
Direction   S   NNW   SSW       SSW         S        
High Wind Gust   12   21   21   -9   44   in 1991   8   in 1994  
Direction   S   N   SW       SW         N        
High Heat Index   83   64   69   +14   83   in 2017            
Wind Chill                                      
Maximum Water Temp   67.4   67.6   66.7   +0.7   68.8   in 2003   64.0   in 1997  
Minimum Water Temp   64.5   65.2   64.9   -0.4   66.9   in 2003   61.7   in 1997  
Average Water Temp   66.0   66.4   65.8   +0.1   67.9   in 2003   62.9   in 1997  
Sunrise/ AM Twilight   6:36:AM   6:08:AM            
Sunset / PM Twilight   6:37:PM   7:04:PM            
Length Of Day   12:01                          
Special Conditions   Dense Fog                              
Comments                                      
    September 25, 2017     Record Record
Month-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
 Avg Maximum Temperature   73.4   76.7   72.5   +0.9   79.1   in 1983   67.5   in 1963  
Avg Minimum Temperature   59.6   61.2   57.2   +2.3   63.4   in 1961   51.9   in 1962  
Average Temperature   66.5   69.0   64.9   +1.6   71.1   in 1961   60.1   in 1963  
Total Precipitation   1.48   2.17   3.25   -1.77   10.15   in 1961   .31   in 1959  
Total Snowfall   0.0   0.0   0.0   +0.0       in         in    
Total HDD   28   19   53   -25   132   in 1963   5   in 1930  
Total CDD   68   125   55   +13   171   in 1961   7   in 1893  
Avg Maximum Dew Point   64.6   65.5   60.7   +3.8   67.4   in 1961   55.8   in 1967  
Avg Minimum Dew Point   56.2   56.5   51.6   +4.6   59.1   in 1961   45.2   in 1967  
Average  Dew Point   60.4   61.0   56.2   +4.2   63.3   in 1961   50.5   in 1967  
    September 25, 2017     Record Record
Year-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
Total Precipitation   29.91   20.88   34.74   -4.83   48.03   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   20   62   -24   159   in 1956   7   in 2015  
Total CDD (since Jan 1)   537   796   553   -16   796   in 2016   283   in 1902  
                             
Hour-by-Hour Weather For September 25, 2017  
Climate Weather for September 25  
Weather History For September 25  
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