Middletown Rhode Island Weather Almanac
Friday, September 29, 2017
Clear to Partly Cloudy PM, Much Cooler but Seasonal Temps
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2017  
    September 29, 2017     Record Record
Observed Daily Data   Observed   2016   Normal   Depart   Highest Lowest
Maximum Temperature   66   62   68   -2   80   in 1952   55   in 1936  
Minimum Temperature   51   56   52   -1   66   in 2015   35   in 1957  
Average Temperature   59   59   60   -1   73   in 1959   46   in 1914  
Precipitation   .00   T   .13   -.13   2.82   in 2004            
One Hour   .00   T           .58   in 1974            
Snowfall   0.0   0.0   0.0   +0.0   0.0   in            
Snow Depth   0               0   in            
HDD   6   6   6   +0   19   in 1914   0   in 2015  
CDD   0   0   1   -1   8   in 1959   0   in 2017  
Maximum Dew Point   50   57   57   -7   71   in 2015   33   in 1981  
Minimum Dew Point   41   51   47   -6   66   in 1959   26   in 1981  
Average  Dew Point   46   54   52   -6   68   in 2015   30   in 1981  
Maximum Humidity   89%   94%   92%   -3%   100%         68%   in 1981  
Minimum Humidity   42%   72%   58%   -16%   92%   in 2011   29%   in 1957  
Average Humidity   66%   83%   75%   -9%   95%   in 2012   49%   in 1957  
Maximum Barometer   30.04   30.45   30.13   -00.09   30.57   in 1988   29.61   in 1966  
Minimum Barometer   29.90   30.27   29.88   +00.02   30.30   in 2000   29.18   in 1963  
Average Barometer   29.97   30.36   30.00   -00.03   30.39   in 1988   29.49   in 1997  
Average Wind   6.4   10.5   6.6   -0.2   16.5   in 2001   3.0   in 1965  
Direction   N   NNE   N       NNE         NNW        
High Wind Gust   24   29   23   +1   38   in 1989   13   in 1950  
Direction   N   NNE   NNE       SW         SE        
High Heat Index   64   61   68   -4   82   in 1959            
Wind Chill                                      
Maximum Water Temp   65.5   65.6   65.9   -0.4   68.9   in 2015   63.0   in 2010  
Minimum Water Temp   64.2   64.1   64.4   -0.1   67.5   in 2003   60.0   in 2004  
Average Water Temp   64.9   64.9   65.1   -0.3   68.1   in 2003   61.7   in 2000  
Sunrise/ AM Twilight   6:40:AM   6:12:AM            
Sunset / PM Twilight   6:30:PM   6:57:PM            
Length Of Day   11:50                          
Special Conditions   None                                  
Comments                                      
    September 29, 2017     Record Record
Month-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
 Avg Maximum Temperature   73.8   75.1   71.9   +1.9   78.2   in 1961   67.7   in 1963  
Avg Minimum Temperature   59.5   60.3   56.6   +2.9   62.8   in 1961   52.0   in 1956  
Average Temperature   66.7   67.7   64.3   +2.4   70.5   in 1961   60.2   in 1963  
Total Precipitation   1.49   2.55   3.77   -2.28   10.67   in 1961   .31   in 1959  
Total Snowfall   0.0   0.0   0.0   +0.0       in         in    
Total HDD   34   39   74   -40   172   in 1956   12   in 1921  
Total CDD   86   126   59   +27   186   in 1961   7   in 1893  
Avg Maximum Dew Point   64.9   64.7   60.2   +4.7   66.1   in 2005   54.8   in 1966  
Avg Minimum Dew Point   55.8   55.5   51.1   +4.7   57.3   in 1961   44.2   in 1984  
Average  Dew Point   60.3   60.1   55.7   +4.7   61.6   in 1961   49.6   in 1984  
    September 29, 2017     Record Record
Year-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
Total Precipitation   29.92   21.26   35.26   -5.34   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)   44   40   83   -39   203   in 1956   19   in 1930  
Total CDD (since Jan 1)   555   797   557   -2   797   in 2016   288   in 1902  
                             
Hour-by-Hour Weather For September 29, 2017  
Climate Weather for September 29  
Weather History For September 29  
Weather Calendar  
Back To Weather Stat Page  
Home