Portsmouth Rhode Island Weather Almanac
Tuesday, April 7, 2020
Mostly Cloudy early then Partly Cloudy, Continued Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    April 7, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   64   56   53   +11   80   in 2010   26   in 1982  
Minimum Temperature   42   41   36   +6   53   in 1991   18   in 1982  
Average Temperature   53   49   45   +8   63   in 2010   22   in 1982  
Precipitation   .00   .00   .16   -.16   1.92   in 1958            
One Hour   .00   .00           .47   in 1964            
Snow   0.0   0.0   0.1   -0.1   3.2   in 1893            
Snow Depth   0   0           6   in 1982            
HDD   12   16   20   -8   43   in 1982   2   in 2010  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   38   43   39   -1   59   in 2010   15   in 1950  
Minimum Dew Point   26   36   26   -0   44   in 2010   3   in 2002  
Average  Dew Point   32   40   33   -1   52   in 2010   11   in 1982  
Maximum Humidity   70%   83%   84%   -14%   100%   in 2003   49%   in 1950  
Minimum Humidity   32%   56%   47%   -15%   93%   in 1987   22%   in 1959  
Average Humidity   51%   70%   66%   -15%   97%   in 1987   38%   in 1959  
Maximum Barometer   29.93   30.30   29.99   -00.06   30.73   in 1945   29.35   in 1958  
Minimum Barometer   29.69   30.14   29.72   -00.03   30.44   in 2003   28.88   in 1971  
Average Barometer   29.81   30.22   29.85   -00.04   30.55   in 2003   29.26   in 1958  
Average Wind   7.1   7.2   8.4   -1.3   18.5   in 1950   4.0   in 2007  
Direction   WNW   SSW   SSW       NNE         N        
High Wind Gust   23   20   27   -4   48   in 1979   15   in 1995  
Direction   SSW   S   SSW       W         N        
High Heat Index                                      
Wind Chill   42   39   29   +13             -1   in 1982  
Maximum Water Temp   42.1   42.4   44.5   -2.4   56.3   in 2010   40.5   in 2003  
Minimum Water Temp   39.8   41.2   42.1   -2.3   51.1   in 2010   38.2   in 2003  
Average Water Temp   41.0   41.8   43.3   -2.3   53.7   in 2010   39.4   in 2003  
Sunrise/ AM Twilight   6:15:53 AM   5:47:38 AM            
Sunset / PM Twilight   7:18:07 PM   7:46:22 PM            
Length Of Day   13:00:11                          
Special Conditions   None                                  
Comments      
    April 7, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   52.9   53.0   51.4   +1.4   64.4   in 2010   41.4   in 1898  
Avg Minimum Temperature   37.6   35.7   35.3   +2.3   43.9   in 2010   27.6   in 1982  
Average Temperature   45.2   44.4   43.7   +1.5   54.1   in 2010   34.8   in 1898  
Total Precipitation   .48   .84   1.12   -.64   3.76   in 2017   .00   in 1925  
Total Snow   0.0   0.0   0.7   -0.7   8.0   in 1982   0.0   in 2020  
Total HDD   137   143   149   -12   209   in 1898   75   in 2010  
Total CDD   0   0   0   +0   0   in 2020   0   in    
Avg Maximum Dew Point   40.0   37.1   38.5   +1.5   52.0   in 2010   19.0   in 1965  
Avg Minimum Dew Point   30.6   19.7   25.4   +5.2   40.1   in 2010   9.3   in 1965  
Average  Dew Point   35.3   28.4   32.0   +3.3   46.1   in 2010   14.1   in 1965  
    April 7, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   11.24   13.35   13.49   -2.25   21.34   in 1998   6.44   in 2012  
Total Snow (since Jul 1 18)   12.9   21.1   31.5   -18.6   78.0   in 2005   5.0   in 1998  
Total HDD (since Jul 1 18)   4362   4884   4926   -564   5825   in 1918   3992   in 2012  
Total CDD (since Jan 1)   0   0   0   +0   0   in 2020   0   in    
                             
Hour-by-Hour Weather For April 7, 2020  
Climate Weather for April 7  
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