April 4 2020 Almanac

Portsmouth Rhode Island Weather Almanac
Saturday, April 4, 2020
Cloudy, Very Light Rain and Fog AM, Mostly Cloudy Day to Partly Cloudy PM, Windy, Seasonal Temps
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    April 4, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   51   54   51   +0   65   in 1974   32   in 2016  
Minimum Temperature   35   37   35   +0   48   in 1974   14   in 1954  
Average Temperature   43   46   44   -1   57   in 1974   26   in 1954  
Precipitation   .01   .00   .16   -.15   1.66   in 2017            
One Hour   .01   .00           .39   in 2007            
Snow   0.0   0.0   0.1   -0.1   4.2   in 2016            
Snow Depth   0   0           5   in 1915            
HDD   22   19   21   +1   39   in 1954   8   in 1974  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   41   24   39   +3   60   in 1974   11   in 1965  
Minimum Dew Point   32   8   25   +7   48   in 1974   -1   in 1954  
Average  Dew Point   37   16   32   +5   54   in 1974   5   in 1954  
Maximum Humidity   94%   56%   86%   +8%   100%   in 2018   39%   in 1996  
Minimum Humidity   64%   19%   49%   +15%   95%   in 1988   16%   in 1996  
Average Humidity   79%   38%   68%   +11%   98%   in 1988   28%   in 1996  
Maximum Barometer   30.05   30.44   30.02   +00.03   30.62   in 1991   29.29   in 1975  
Minimum Barometer   29.82   30.17   29.69   +00.13   30.34   in 1962   28.83   in 1975  
Average Barometer   29.94   30.31   29.86   +00.08   30.43   in 1962   29.06   in 1975  
Average Wind   11.1   12.8   8.8   +2.3   19.3   in 1975   3.1   in 1966  
Direction   NNE   WNW   WNW       NW         SE        
High Wind Gust   32   33   28   +4   58   in 1963   14   in 2001  
Direction   NNE   W   WNW       WNW         SSE        
High Heat Index                                      
Wind Chill   34   31   28   +6             -2   in 1954  
Maximum Water Temp   40.1   42.6   43.5   -3.4   50.7   in 2010   39.9   in 2003  
Minimum Water Temp   38.5   40.3   41.3   -2.8   47.3   in 2010   38.2   in 2003  
Average Water Temp   39.3   41.5   42.4   -3.1   49.0   in 2010   39.1   in 2003  
Sunrise/ AM Twilight   6:20:49 AM   5:52:44 AM            
Sunset / PM Twilight   7:14:53 PM   7:42:57 PM            
Length Of Day   12:51:59                          
Special Conditions   Fog                                  
Comments      
    April 4, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   48.3   51.8   50.8   -2.5   61.5   in 1986   38.0   in 1911  
Avg Minimum Temperature   36.5   34.3   34.8   +1.8   42.8   in 2000   23.0   in 1954  
Average Temperature   42.4   43.0   43.3   -0.9   51.4   in 1945   33.3   in 1954  
Total Precipitation   .48   .56   .64   -.16   2.99   in 1973   .00   in 2010  
Total Snow   0.0   0.0   0.4   -0.4   7.9   in 1915   0.0   in 2020  
Total HDD   89   87   87   +2   126   in 1954   53   in 1945  
Total CDD   0   0   0   +0   0   in 2020   0   in    
Avg Maximum Dew Point   39.8   33.0   38.1   +1.7   51.0   in 2010   14.5   in 1965  
Avg Minimum Dew Point   32.5   14.0   25.0   +7.5   39.3   in 2010   5.3   in 1965  
Average  Dew Point   36.1   23.5   31.6   +4.6   45.1   in 2010   9.9   in 1965  
    April 4, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   11.24   13.07   13.01   -1.77   21.34   in 1998   6.44   in 2012  
Total Snow (since Jul 1 18)   12.9   21.1   31.2   -18.3   78.0   in 2005   5.0   in 1998  
Total HDD (since Jul 1 18)   4314   4828   4864   -550   5758   in 1918   3934   in 2012  
Total CDD (since Jan 1)   0   0   0   +0   0   in 2020   0   in    
                             
Hour-by-Hour Weather For April 4, 2020  
Climate Weather for April 4  
Weather History For April 4  
Weather Calendar  
Back To Weather Stat Page  
Home