Portsmouth Rhode Island Weather Almanac
Thursday, July 23, 2020
Mostly Cloudy early, Partly Cloudy Day to Mostly Cloudy PM, Hot and Very Muggy
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    July 23, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   86   70   80   +6   95   in 1918   66   in 1904  
Minimum Temperature   73   62   65   +8   73   in 2020   55   in 1992  
Average Temperature   80   66   73   +7   83   in 1918   63   in 1992  
Precipitation   T   1.63   .11   .00   2.62   in 1953            
One Hour   T   .68           1.04   in 1953            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in            
HDD   0   0   0   +0   2   in 1992   0   in 2020  
CDD   15   1   8   +7   18   in 1918   0   in 1992  
Maximum Dew Point   76   69   68   +8   76   in 2020   46   in 1977  
Minimum Dew Point   70   59   60   +10   70   in 2020   42   in 1977  
Average  Dew Point   73   64   64   +9   73   in 2020   44   in 1977  
Maximum Humidity   95%   98%   92%   +3%   100%   in 2018   65%   in 1977  
Minimum Humidity   63%   78%   61%   +2%   95%   in 1953   30%   in 2005  
Average Humidity   79%   88%   76%   +3%   98%   in 1953   48%   in 1977  
Maximum Barometer   30.02   29.95   30.04   -00.02   30.47   in 1986   29.64   in 1954  
Minimum Barometer   29.95   29.72   29.84   +00.11   30.15   in 1970   29.50   in 1991  
Average Barometer   29.99   29.84   29.94   +00.04   30.22   in 1970   29.58   in 1954  
Average Wind   6.1   7.9   5.9   +0.2   11.6   in 2018   1.9   in 1996  
Direction   SW   N   SW       SE         SSE        
High Wind Gust   22   29   21   +1   33   in 1984   12   in 1996  
Direction   SW   NNE   SW       WSW         NNE        
High Heat Index   96   73   81   +15   98   in 1952            
Wind Chill                             #N/A   in #N/A  
Maximum Water Temp   68.2   72.8   71.3   -3.1   74.5   in 2010   66.7   in 1997  
Minimum Water Temp   64.9   69.6   67.4   -2.5   71.6   in 1999   64.9   in 2020  
Average Water Temp   66.6   71.2   69.4   -2.8   72.7   in 1999   65.8   in 1997  
Sunrise/ AM Twilight   5:31:49 AM   4:59:49 AM            
Sunset / PM Twilight   8:11:43 PM   8:43:43 PM            
Length Of Day   14:38:06                          
Special Conditions   Fog                                  
Comments      
    July 23, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   81.8   84.1   79.0   +2.7   85.4   in 1955   74.5   in 1902  
Avg Minimum Temperature   66.0   66.3   63.3   +2.7   71.0   in 2013   58.8   in 1962  
Average Temperature   73.9   75.2   71.1   +2.8   77.0   in 2013   67.2   in 1909  
Total Precipitation   1.30   6.08   2.53   -1.23   7.34   in 2009   .36   in 1952  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   3   -3   23   in 1914   0   in 2020  
Total CDD   212   242   151   +61   282   in 2013   66   in 1909  
Avg Maximum Dew Point   71.2   70.8   67.3   +3.9   74.1   in 2013   61.7   in 1965  
Avg Minimum Dew Point   63.3   62.3   58.5   +4.9   68.6   in 2013   51.9   in 1965  
Average  Dew Point   67.3   66.6   62.9   +4.4   71.4   in 2013   56.8   in 1965  
    July 23, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   22.32   35.14   26.96   -4.64   41.06   in 1998   13.67   in 1957  
Total Snow (since Jul 1 20)   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD (since Jul 1 20)   0   0   3   -3   23   in 1914   0   in 2020  
Total CDD (since Jan 1)   345   337   240   +105   392   in 2013   102   in 1902  
                             
Hour-by-Hour Weather For July 23, 2020  
Climate Weather for July 23  
Weather History For July 23  
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