Middletown Rhode Island Weather Almanac
Friday, September 21, 2018
Partly Cloudy to Cloudy Evening, Breezy, Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2018  
    September 21, 2018     Record Record
Observed Daily Data   Observed   2017   Normal   Depart   Highest Lowest
Maximum Temperature   69   72   70   -1   88   in 1914   57   in 1993  
Minimum Temperature   55   64   55   +0   69   in 1989   36   in 1956  
Average Temperature   62   68   63   -1   75   in 1989   48   in 1956  
Precipitation   .00   .00   .13   -.13   6.52   in 1961            
One Hour   .00   .00           .80   in 1961            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in              
HDD   3   0   3   +0   17   in 1956   0   in    
CDD   0   3   1   -1   10   in 1989   0   in 2018  
Maximum Dew Point   65   66   59   +6   71   in 2014   37   in 1962  
Minimum Dew Point   53   50   49   +4   68   in 1989   28   in 1962  
Average  Dew Point   59   58   54   +5   69   in 1989   33   in 1962  
Maximum Humidity   94%   88%   94%   +0%   100%   in 2016   67%   in 1984  
Minimum Humidity   70%   50%   61%   +9%   93%   in 1986   34%   in 1984  
Average Humidity   82%   69%   77%   +5%   97%   in 1986   51%   in 1984  
Maximum Barometer   30.32   29.95   30.13   +00.19   30.43   in 1969   29.62   in 1976  
Minimum Barometer   30.01   29.81   29.91   +00.10   30.28   in 2009   28.77   in 1938  
Average Barometer   30.17   29.88   30.02   +00.15   30.33   in 1969   29.50   in 1976  
Average Wind   7.3   22.3   6.2   +1.1   22.5   in 1961   1.2   in 1994  
Direction   SSE   NNE   SSW       NNE         WSW        
High Wind Gust   23   47   21   +2   116   in 1938   9   in 1994  
Direction   SSE   NNE   SSW       SE         SSE        
High Heat Index   70   72   70   -0   84   in 1989            
Wind Chill                                      
Maximum Water Temp   69.9   66.2   68.0   +1.9   71.1   in 2003   65.9   in 2013  
Minimum Water Temp   68.4   65.1   65.9   +2.5   68.4   in 2018   64.2   in 2013  
Average Water Temp   69.2   65.7   67.0   +2.2   69.5   in 2003   65.1   in 2013  
Sunrise/ AM Twilight   6:32:31 AM   6:04:57 AM            
Sunset / PM Twilight   6:43:31 PM   7:11:05 PM            
Length Of Day   12:11:00                          
Special Conditions   None                                  
Comments      
    September 21, 2018     Record Record
Month-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
 Avg Maximum Temperature   75.0   73.0   73.1   +1.9   81.1   in 1983   68.4   in 1913  
Avg Minimum Temperature   62.8   59.4   57.9   +4.9   63.6   in 1915   53.0   in 1984  
Average Temperature   68.9   66.2   65.5   +3.4   71.7   in 1961   61.5   in 1913  
Total Precipitation   3.54   1.37   2.73   +.81   9.58   in 1960   .10   in 1946  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   15   24   37   -22   96   in 1956   0   in 1971  
Total CDD   102   51   51   +51   158   in 1961   7   in 1893  
Avg Maximum Dew Point   68.5   64.2   61.3   +7.2   68.5   in 2018   54.9   in 1984  
Avg Minimum Dew Point   60.3   55.8   52.2   +8.1   60.3   in 2018   44.2   in 1984  
Average  Dew Point   64.4   60.0   56.7   +7.7   64.4   in 2018   49.5   in 1984  
    September 21, 2018     Record Record
Year-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
Total Precipitation   32.38   29.80   34.22   -1.84   46.35   in 1998   17.53   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)   15   34   46   -31   127   in 1956   4   in 2015  
Total CDD (since Jan 1)   750   520   549   +201   788   in 2016   282   in 1902  
                             
Hour-by-Hour Weather For September 21, 2018  
Climate Weather for September 21  
Weather History For September 21  
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