Middletown Rhode Island Weather Almanac
Saturday, July 21, 2018
Clear to Mostly Cloudy PM, Much Cooler
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2018  
    July 21, 2018     Record Record
Observed Daily Data   Observed   2017   Normal   Depart   Highest Lowest
Maximum Temperature   75   87   80   -5   96   in 1991   68   in 1936  
Minimum Temperature   55   70   65   -10   73   in 1896   53   in 2000  
Average Temperature   65   79   72   -7   83   in 1991   64   in 2000  
Precipitation   .00   .00   .11   -.11   1.65   in 1973            
One Hour   .00   .00           .52   in 1988            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in              
HDD   0   0   0   +0   1   in 2000   0   in    
CDD   0   14   8   -8   18   in 1991   0   in 2018  
Maximum Dew Point   65   71   68   -3   78   in 1994   51   in 1965  
Minimum Dew Point   53   67   59   -6   70   in 2011   43   in 1966  
Average  Dew Point   59   69   64   -5   74   in 1994   48   in 1966  
Maximum Humidity   93%   94%   92%   +1%   100%   in 2004   72%   in 1966  
Minimum Humidity   60%   54%   60%   +0%   93%   in 1988   34%   in 1991  
Average Humidity   77%   74%   76%   +1%   97%   in 1988   54%   in 1966  
Maximum Barometer   30.15   29.86   30.02   +00.13   30.40   in 1929   29.65   in 2015  
Minimum Barometer   30.05   29.79   29.83   +00.22   30.12   in 1999   29.40   in 1981  
Average Barometer   30.10   29.83   29.92   +00.18   30.16   in 1999   29.55   in 1981  
Average Wind   5.3   3.9   5.5   -0.2   11.3   in 2003   1.8   in 2005  
Direction   SE   SW   SW       S         SSE        
High Wind Gust   15   18   20   -5   44   in 1916   10   in 1973  
Direction   SSE   WSW   SW       SSE         NNE        
High Heat Index   77   92   82   -5   98   in 1994            
Wind Chill                                      
Maximum Water Temp   70.7   71.9   71.2   -0.5   75.6   in 2010   67.9   in 2009  
Minimum Water Temp   67.5   67.1   67.6   -0.1   73.2   in 2010   64.6   in 2004  
Average Water Temp   69.1   69.5   69.4   -0.3   74.4   in 2010   66.7   in 2009  
Sunrise/ AM Twilight   5:30:26 AM   4:58:17 AM            
Sunset / PM Twilight   8:13:00 PM   8:45:09 PM            
Length Of Day   14:42:34                          
Special Conditions   None                                  
Comments      
    July 21, 2018     Record Record
Month-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
 Avg Maximum Temperature   80.9   79.9   79.0   +1.9   84.8   in 1955   74.3   in 1902  
Avg Minimum Temperature   63.2   65.1   63.2   +0.0   71.1   in 2013   58.2   in 1962  
Average Temperature   72.0   72.5   71.0   +1.1   77.1   in 2013   67.5   in 2009  
Total Precipitation   .25   1.51   2.31   -2.06   6.32   in 2009   .16   in 2002  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   2   0   +0   23   in 1914   0   in 2018  
Total CDD   152   165   135   +17   260   in 2013   66   in 2009  
Avg Maximum Dew Point   68.5   69.7   67.2   +1.3   74.1   in 2013   61.1   in 1978  
Avg Minimum Dew Point   58.4   61.9   58.4   +0.0   68.7   in 2013   51.4   in 1962  
Average  Dew Point   63.4   65.8   62.8   +0.7   71.4   in 2013   56.4   in 1962  
    July 21, 2018     Record Record
Year-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
Total Precipitation   24.64   25.33   26.61   -1.97   40.76   in 1998   13.52   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)   0   2   0   +0   23   in 1914   0   in 2018  
Total CDD (since Jan 1)   229   266   224   +5   374   in 2010   93   in 1902  
                             
Hour-by-Hour Weather For July 21, 2018  
Climate Weather for July 21  
Weather History For July 21  
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