Portsmouth Rhode Island Weather Almanac
Thursday, April 23, 2020
Clear early, Mostly Cloudy Day to Cloudy PM, Continued Very Cold
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    April 23, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   51   61   58   -7   80   in 1973   39   in 1911  
Minimum Temperature   33   47   42   -9   52   in 1954   28   in 1933  
Average Temperature   42   54   49   -7   65   in 1973   35   in 1930  
Precipitation   .00   .01   .14   -.14   1.28   in 2006            
One Hour   .00   .01           .42   in 2006            
Snow   0.0   0.0   0.0   +0.0   T   in 1930            
Snow Depth   0   0           0   in              
HDD   23   11   15   +8   30   in 1930   0   in 1973  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   37   53   44   -7   61   in 1954   21   in 1989  
Minimum Dew Point   18   46   31   -13   51   in 1954   10   in 1989  
Average  Dew Point   28   50   38   -10   56   in 1954   16   in 1989  
Maximum Humidity   77%   96%   91%   -14%   100%   in 2011   46%   in 1978  
Minimum Humidity   33%   75%   51%   -18%   87%   in 1986   20%   in 1978  
Average Humidity   55%   86%   71%   -16%   94%   in 1986   33%   in 1978  
Maximum Barometer   30.06   29.96   30.00   +00.06   30.63   in 1966   29.44   in 1971  
Minimum Barometer   29.94   29.86   29.73   +00.21   30.38   in 2018   29.17   in 1993  
Average Barometer   30.00   29.91   29.87   +00.13   30.44   in 2018   29.36   in 1971  
Average Wind   8.5   9.3   7.9   +0.6   16.5   in 1986   2.7   in 1981  
Direction   SSW   N   SE       NNE         SE        
High Wind Gust   23   22   25   -2   46   in 1962   12   in 1981  
Direction   SW   N   SE       WNW         SE        
High Heat Index                                      
Wind Chill   28   42   36   -8             18   in 1989  
Maximum Water Temp   41.0   46.9   48.6   -7.6   54.3   in 2007   41.0   in 2020  
Minimum Water Temp   39.6   44.2   45.6   -6.0   50.2   in 2012   39.6   in 2020  
Average Water Temp   40.3   45.6   47.1   -6.8   51.1   in 2007   40.3   in 2020  
Sunrise/ AM Twilight   5:51:11 AM   5:21:44 AM            
Sunset / PM Twilight   7:35:28 PM   8:04:55 PM            
Length Of Day   13:42:23                          
Special Conditions   None                                  
Comments      
    April 23, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   52.1   56.3   54.2   -2.1   62.4   in 1976   46.5   in 1907  
Avg Minimum Temperature   37.3   41.2   38.0   -0.7   43.0   in 2012   31.9   in 1943  
Average Temperature   44.7   48.7   46.2   -1.5   51.9   in 2010   39.8   in 1907  
Total Precipitation   3.98   4.00   3.56   +.42   9.19   in 1983   .35   in 1966  
Total Snow   0.0   0.0   1.0   -1.0   9.6   in 1996   0.0   in 2019  
Total HDD   461   369   428   +33   576   in 1907   296   in 2010  
Total CDD   0   0   0   +0   13   in 1976   0   in      
Avg Maximum Dew Point   41.1   46.2   40.9   +0.2   47.7   in 1987   32.6   in 1975  
Avg Minimum Dew Point   28.0   32.4   27.7   +0.3   36.3   in 2010   17.9   in 1982  
Average  Dew Point   34.5   39.3   34.3   +0.2   41.5   in 2010   26.6   in 1982  
    April 23, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   14.74   16.51   15.93   -1.19   28.46   in 1983   7.48   in 1985  
Total Snow (since Jul 1 18)   12.9   21.1   31.8   -18.9   84.1   in 1996   5.0   in 1998  
Total HDD (since Jul 1 18)   4686   5110   5205   -519   6147   in 1904   4175   in 2012  
Total CDD (since Jan 1)   0   0   0   +0   13   in 1976   0   in    
                             
Hour-by-Hour Weather For April 23, 2020  
Climate Weather for April 23  
Weather History For April 23  
Weather Calendar  
Back To Weather Stat Page  
Home