Middletown Rhode Island Weather Almanac
Thursday, August 17, 2017
Partly Cloudy early, Clear Day to Partly Cloudy PM, Cooler
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2017  
    August 17, 2017     Record Record
Observed Daily Data   Observed   2016   Normal Depart   Highest Lowest
Maximum Temperature   78   85   78   +0   91   in 2002   65   in 1909  
Minimum Temperature   61   67   63   -2   74   in 1955   52   in 1981  
Average Temperature   70   76   71   -1   81   in 2002   61   in 1909  
Precipitation   .00   .00   .12   -.12   1.65   in 1909            
One Hour   .00   .00           .90   in 1997            
Snowfall   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0               0   in              
HDD   0   0   0   0   4   in 1909   0   in 2017  
CDD   5   11   6   -1   16   in 2002   0   in 2000  
Maximum Dew Point   62   75   67   -5   76   in 2010   51   in 1981  
Minimum Dew Point   50   61   58   -8   72   in 1955   43   in 1961  
Average  Dew Point   56   68   62   -6   74   in 1955   49   in 1981  
Maximum Humidity   91%   94%   93%   -2%   100%         77%   in 1980  
Minimum Humidity   36%   50%   59%   -23%   95%   in 1998   30%   in 2007  
Average Humidity   64%   72%   76%   -13%   98%   in 1998   55%   in 1980  
Maximum Barometer   30.06   30.01   30.04   +00.02   30.37   in 1947   29.71   in 1952  
Minimum Barometer   29.80   29.85   29.85   -00.05   30.20   in 1994   29.44   in 1977  
Average Barometer   29.93   29.93   29.94   -00.01   30.25   in 1994   29.65   in 1958  
Average Wind   4.5   8.9   5.9   -1.4   12.8   in 1969   1.7   in 1964  
Direction   NNE   WNW   SSW       WSW         SSE        
High Wind Gust   14   27   20   -6   35   in 1981   10   in 2004  
Direction   SSE   NW   SSW       NNW         SSE        
High Heat Index   78   87   78   +0   98   in 2002            
Wind Chill                                      
Maximum Water Temp   70.1   75.5   71.9   -1.8   75.5   in 2016   68.3   in 2004  
Minimum Water Temp   66.9   70.4   68.6   -1.7   73.1   in 2012   65.5   in 2008  
Average Water Temp   68.5   73.0   70.3   -1.8   74.2   in 2012   67.0   in 2004  
Sunrise/ AM Twilight   5:56:AM   5:27:AM            
Sunset / PM Twilight   7:41:PM   8:11:PM            
Length Of Day   13:45                          
Special Conditions   None                                  
Comments                                      
    August 17, 2017     Record Record
Month-to-Date Summary   Observed   2016   Normal Depart   Highest Lowest
 Avg Maximum Temperature   78.6   82.9   78.9   -0.4   85.5   in 1944   72.1   in 1964  
Avg Minimum Temperature   63.5   66.8   64.4   -1.0   71.6   in 1988   55.7   in 1964  
Average Temperature   71.0   74.8   71.8   -0.7   78.0   in 1988   63.9   in 1964  
Total Precipitation   .60   .75   2.01   -1.41   7.57   in 1946   .07   in 1940  
Total Snowfall   0.0   0.0   0.0   +0.0       in         in    
Total HDD   0   0   0   +0   24   in 1964   0   in 2017  
Total CDD   107   171   124   -17   227   in 1988   11   in 1964  
Avg Maximum Dew Point   68.0   71.8   68.0   -0.0   73.0   in 2012   57.5   in 1964  
Avg Minimum Dew Point   59.1   63.6   59.9   -0.8   67.9   in 2003   46.9   in 1964  
Average  Dew Point   63.5   67.7   64.0   -0.4   70.3   in 2003   52.2   in 1964  
    August 17, 2017     Record Record
Year-to-Date Summary   Observed   2016   Normal   Depart   Highest Lowest
Total Precipitation   26.68   18.41   29.69   -3.01   43.87   in 1983   15.70   in 1957  
Total Snowfall (since Jul 1)   0.0   0.0   0.0   +0.0                      
Total HDD (since Jul 1)   9   1   3   +6   34   in 1914   0   in 2015  
Total CDD (since Jan 1)   404   540   428   -24   608   in 2010   208   in 1902  
                             
Hour-by-Hour Weather For August 17, 2017  
Climate Weather for August 17  
Weather History For August 17  
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