Portsmouth Rhode Island Weather Almanac
Saturday, May 2, 2020
Partly Cloudy and Light Rain early, Clear Day to Partly Cloudy PM, Windy and Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    May 2, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   70   57   61   +9   85   in 2001   45   in 1953    
Minimum Temperature   48   46   44   +4   58   in 1894   33   in 1895    
Average Temperature   59   52   52   +7   70   in 1894   41   in 1941    
Precipitation   .02   .02   .13   -.11   1.40   in 1989              
One Hour   .02   .02           .65   in 1989              
Snow   0.0   0.0   0.0   +0.0   T   in 1941              
Snow Depth   0   0               in              
HDD   6   13   12   -6   24   in 1941   0   in 2001    
CDD   0   0   0   +0   5   in 1894              
Maximum Dew Point   53   51   48   +6   62   in 1989   25   in 1957    
Minimum Dew Point   35   43   35   +1   51   in 2004   9   in 1974    
Average  Dew Point   44   47   41   +3   55   in 2010   18   in 1974    
Maximum Humidity   94%   100%   87%   +7%   100%   in 2019   48%   in 1957    
Minimum Humidity   29%   76%   51%   -22%   89%   in 1998   17%   in 1951    
Average Humidity   62%   88%   69%   -8%   95%   in 1998   34%   in 1957    
Maximum Barometer   29.90   30.26   30.07   -00.17   30.52   in 1903   29.72   in 1978    
Minimum Barometer   29.67   30.09   29.83   -00.16   30.35   in 2013   29.38   in 1989    
Average Barometer   29.79   30.18   29.95   -00.17   30.41   in 2013   29.60   in 1968    
Average Wind   11.2   8.0   7.6   +3.6   14.8   in 2006   3.8   in 2015    
Direction   NNW   NNE   WNW       N         S          
High Wind Gust   31   21   26   +5   42   in 1997   13   in 1972    
Direction   NNW   NNE   WNW       WNW         NE          
High Heat Index                   83   in 2001              
Wind Chill                             29   in 1941    
Maximum Water Temp   45.9   48.2   51.5   -5.6   58.6   in 2007   45.9   in 2020    
Minimum Water Temp   41.9   44.1   48.0   -6.1   52.0   in 2010   41.9   in 2020    
Average Water Temp   43.9   46.2   49.8   -5.9   55.1   in 2007   43.9   in 2020    
Sunrise/ AM Twilight   5:39:01 AM   5:08:43 AM            
Sunset / PM Twilight   7:45:10 PM   8:15:28 PM            
Length Of Day   14:06:09                          
Special Conditions   None                                  
Comments      
    May 2, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   67.5   56.0   60.5   +7.0   81.0   in 2001   47.5   in 1962  
Avg Minimum Temperature   49.0   43.0   44.0   +5.0   56.0   in 1894   35.0   in 1978  
Average Temperature   58.3   49.5   52.0   +6.3   66.3   in 1894   43.3   in 1941  
Total Precipitation   .90   .04   .27   +.63   1.50   in 1989   .00   in 2018  
Total Snow   0.0   0.0   T   +0.0   T   in 1995   0.0   in 2020  
Total HDD   13   30   25   -12   43   in 1941   1   in 2001  
Total CDD   0   0   0   +0   5   in 1894   0   in    
Avg Maximum Dew Point   55.5   49.0   47.4   +8.2   58.0   in 2017   25.5   in 1952  
Avg Minimum Dew Point   41.5   38.5   34.4   +7.2   49.0   in 2004   10.5   in 1974  
Average  Dew Point   48.5   43.8   40.9   +7.7   53.0   in 2004   23.3   in 1952  
    May 2, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   17.10   17.70   17.31   -.21   31.21   in 1983   7.90   in 1985  
Total Snow (since Jul 1 19)   12.9   21.1   31.8   -18.9   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 19)   4834   5240   5359   -525   6282   in 1904   4319   in 2012  
Total CDD (since Jan 1)   0   0   0   +0.0   13   in 1976   0   in 2020  
                             
Hour-by-Hour Weather For May 2, 2020  
Climate Weather for May 2  
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