Middletown Rhode Island Weather Almanac
Friday, May 18, 2018
Mostly Cloudy and Fog early then Partly Cloudy, Windy and Much Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2018  
    May 18, 2018     Record Record
Observed Daily Data   Observed   2017   Normal   Depart   Highest Lowest
Maximum Temperature   60   82   65   -5   82   in 2017   45   in 2007  
Minimum Temperature   44   62   48   -4   62   in 2017   35   in 1983  
Average Temperature   52   72   57   -5   72   in 2017   44   in 2007  
Precipitation   .00   .00   .11   -.11   1.93   in 2002            
One Hour   .00   .00           .40   in 1970            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in              
HDD   13   0   8   +5   21   in 2007   0   in 2017  
CDD   0   7   0   +0   7   in 2017            
Maximum Dew Point   60   67   53   +7   67   in 2017   33   in 1981  
Minimum Dew Point   32   57   41   -9   57   in 2017   25   in 1981  
Average  Dew Point   46   62   47   -1   62   in 2017   29   in 1981  
Maximum Humidity   100%   88%   91%   +9%   100%   in 2018   63%   in 1981  
Minimum Humidity   44%   53%   57%   -13%   91%   in 2004   25%   in 1983  
Average Humidity   72%   71%   74%   -2%   96%   in 2004   45%   in 1981  
Maximum Barometer   30.43   29.91   30.07   +00.36   30.50   in 1983   29.48   in 2008  
Minimum Barometer   30.08   29.80   29.86   +00.22   30.34   in 2003   29.05   in 1985  
Average Barometer   30.26   29.86   29.97   +00.29   30.37   in 2003   29.27   in 1985  
Average Wind   9.2   6.1   6.3   +2.9   14.6   in 2000   1.9   in 1995  
Direction   NNE   SSW   NNE       S         SSE        
High Wind Gust   28   21   22   +6   41   in 2000   11   in 1995  
Direction   ENE   SW   NNE       SW         NW        
High Heat Index       83           83   in 2017            
Wind Chill   43                         32   in 1981  
Maximum Water Temp   52.2   59.5   55.8   -3.6   59.5   in 2017   52.2   in 2018  
Minimum Water Temp   50.5   54.0   52.8   -2.3   56.6   in 2013   49.1   in 2002  
Average Water Temp   51.4   56.8   54.3   -3.0   57.9   in 2013   51.2   in 2002  
Sunrise/ AM Twilight   5:23:AM   4:51:AM            
Sunset / PM Twilight   8:01:PM   8:33:PM            
Length Of Day   14:37                          
Special Conditions   Fog                                  
Comments      
    May 18, 2018     Record Record
Month-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
 Avg Maximum Temperature   64.8   61.6   62.7   +2.1   69.7   in 1993   54.1   in 1917  
Avg Minimum Temperature   49.7   47.3   46.2   +3.5   50.2   in 1930   40.4   in 1967  
Average Temperature   57.3   54.4   54.4   +2.9   59.7   in 1930   47.6   in 1917  
Total Precipitation   .90   3.45   2.16   -1.26   6.51   in 2006   .02   in 2015  
Total Snow   0.0   0.0   T   +0.0   1.7   in 1977   0.0   in    
Total HDD   135   195   191   -56   310   in 1917   96   in 1993  
Total CDD   0   9   0   +0   27   in 2001   0   in 2018  
Avg Maximum Dew Point   54.9   50.7   49.8   +5.1   56.4   in 2004   41.0   in 1966  
Avg Minimum Dew Point   44.6   40.5   37.6   +7.1   46.3   in 1953   28.8   in 1966  
Average  Dew Point   49.8   45.6   43.7   +6.1   50.4   in 1998   34.9   in 1966  
    May 18, 2018     Record Record
Year-to-Date Summary   Observed   2017   Normal Depart Highest Lowest
Total Precipitation   21.71   19.64   19.07   +2.64   33.69   in 1983   10.69   in 1927  
Total Snow (since Jul 1 17)   45.6   41.4   31.8   +13.8   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 17)   5236   4975   5494   -258   6439   in 1905   4454   in 2012  
Total CDD (since Jan 1)   0   9   0   +0   27   in 2001   0   in 2018  
                             
Hour-by-Hour Weather For May 18, 2018  
Climate Weather for May 18  
Weather History For May 18  
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