Portsmouth Rhode Island Weather Almanac
Friday, May 3, 2019
Cloudy, Heavy Thunderstorm and Fog Late, Light Winds and Cooler
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    May 3, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   57   71   61   -4   86   in 2001   45   in 1898  
Minimum Temperature   45   54   45   +0   59   in 2001   32   in 1964  
Average Temperature   51   63   53   -2   73   in 2001   42   in 1911  
Precipitation   .63   .01   .13   +.50   2.85   in 1900            
One Hour   .55   .01           .55   in 2019            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   14   2   12   +2   23   in 1911   0   in 2001  
CDD   0   0   0   +0   8   in 2001            
Maximum Dew Point   52   56   48   +4   66   in 2010   25   in 1986  
Minimum Dew Point   43   44   35   +8   55   in 2010   9   in 1957  
Average  Dew Point   48   50   41   +7   61   in 2010   18   in 1957  
Maximum Humidity   98%   87%   87%   +11%   100%   in 2004   49%   in 1957  
Minimum Humidity   77%   52%   51%   +26%   94%   in 2004   13%   in 1963  
Average Humidity   88%   70%   69%   +19%   97%   in 2004   39%   in 1963  
Maximum Barometer   30.25   30.01   30.06   +00.19   30.51   in 1993   29.69   in 1951  
Minimum Barometer   29.99   29.91   29.81   +00.18   30.42   in 1993   29.13   in 1929  
Average Barometer   30.12   29.96   29.93   +00.19   30.47   in 1993   29.53   in 1971  
Average Wind   5.5   6.7   7.3   -1.8   14.9   in 2002   2.9   in 2009  
Direction   SE   SSW   WNW       WNW         SSW        
High Wind Gust   20   21   25   -5   48   in 1981   11   in 2012  
Direction   SE   SW   WNW       NE         ESE        
High Heat Index   0   0           85   in 2001            
Wind Chill       0                     26   in 1986  
Maximum Water Temp   48.0   50.4   51.5   -3.5   58.6   in 2007   48.0   in 2019  
Minimum Water Temp   44.8   47.8   48.2   -3.4   51.2   in 2013   44.8   in 2019  
Average Water Temp   46.4   49.1   49.9   -3.5   54.6   in 2007   46.4   in 2019  
Sunrise/ AM Twilight   5:38:43 AM   5:08:23 AM            
Sunset / PM Twilight   7:45:25 PM   8:15:45 PM            
Length Of Day   14:06:42                          
Special Conditions   Dense Fog, Heavy Thunderstorm                      
Comments      
    May 3, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   56.3   69.3   60.7   -4.3   82.7   in 2001   49.0   in 1953  
Avg Minimum Temperature   43.7   50.0   44.3   -0.7   54.0   in 2010   35.3   in 1964  
Average Temperature   50.0   59.7   52.3   -2.3   68.0   in 2001   44.0   in 1941  
Total Precipitation   .67   .01   .40   +.27   2.85   in 1900   .00   in 2015  
Total Snow   0.0   0.0   T   +0.0   T   in 1995   0.0   in    
Total HDD   44   15   37   +7   62   in 1941   1   in 2001  
Total CDD   0   0   0   +0   11   in 2001   0   in 2019  
Avg Maximum Dew Point   50.0   50.3   47.5   +2.5   59.0   in 2010   26.3   in 1952  
Avg Minimum Dew Point   40.0   41.7   34.5   +5.5   49.0   in 2004   15.7   in 1974  
Average  Dew Point   45.0   46.0   41.0   +4.0   53.2   in 2010   22.7   in 1957  
    May 3, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   18.33   20.82   17.31   +1.02   31.21   in 1983   9.77   in 1927  
Total Snow (since Jul 1 18)   21.1   45.6   31.8   -10.7   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 18)   5254   5116   5340   -86   6298   in 1904   4335   in 2012  
Total CDD (since Jan 1)   0   0   0   +0   13   in 1976   0   in 2019  
                             
Hour-by-Hour Weather For May 3, 2018  
Climate Weather for May 3  
Weather History For May 3  
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