Portsmouth Rhode Island Weather Almanac
Wednesday, July 1, 2020
Mostly Cloudy early, Partly Cloudy Day to Mostly Cloudy PM, Very Light Sprinkles, Light Winds, Seasonal Temps
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    July 1, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   78   81   78   +0   93   in 2018   62   in 1921  
Minimum Temperature   63   60   62   +1   74   in 1901   51   in 1988  
Average Temperature   71   71   70   +1   82   in 1901   59   in 1988  
Precipitation   T   .00   .11   .00   2.06   in 2009            
One Hour   T   .00           1.34   in 2009            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0           0   in            
HDD   0   0   1   -1   6   in 1988   0   in 2020  
CDD   6   6   5   +1   17   in 1901   0   in 1988  
Maximum Dew Point   69   64   66   +3   75   in 2018   42   in 1978  
Minimum Dew Point   61   58   57   +4   68   in 2013   37   in 1978  
Average  Dew Point   65   61   62   +3   70   in 2018   40   in 1978  
Maximum Humidity   96%   94%   90%   +6%   100%   in 2017   51%   in 1978  
Minimum Humidity   69%   46%   56%   +13%   91%   in 2013   26%   in 1986  
Average Humidity   83%   70%   73%   +9%   95%   in 2013   40%   in 1978  
Maximum Barometer   29.89   29.89   30.00   -00.11   30.38   in 1985   29.68   in 1957  
Minimum Barometer   29.82   29.82   29.81   +00.01   30.25   in 1981   29.38   in 1998  
Average Barometer   29.86   29.86   29.90   -00.05   30.31   in 1981   29.57   in 1998  
Average Wind   3.7   7.1   6.1   -2.4   11.4   in 1983   2.1   in 1990  
Direction   SW   NNW   SSW       SW         SSW        
High Wind Gust   17   20   21   -4   35   in 2009   11   in 1951  
Direction   SW   NNE   SSW       SSE         S        
High Heat Index   81   81   81   +0   101   in 2018            
Wind Chill                             #N/A   in #N/A  
Maximum Water Temp   65.5   69.2   68.4   -2.9   72.2   in 2006   64.6   in 2009  
Minimum Water Temp   61.7   65.4   64.5   -2.8   68.1   in 2013   58.1   in 2003  
Average Water Temp   63.6   67.3   66.5   -2.9   70.0   in 2006   62.1   in 2005  
Sunrise/ AM Twilight   5:15:56 AM   4:42:15 AM            
Sunset / PM Twilight   8:22:50 PM   8:56:32 PM            
Length Of Day   15:06:54                          
Special Conditions   Fog                                  
Comments      
    July 1, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   78.0   81.0   78.0   +0.0   93.0   in 2018   62.0   in 1921  
Avg Minimum Temperature   63.0   60.0   62.0   +1.0   74.0   in 1901   51.0   in 1988  
Average Temperature   71.0   71.0   70.0   +1.0   82.0   in 1901   59.0   in 1988  
Total Precipitation   T   .00   .11   .+00   2.06   in 2009   .00   in 2019  
Total Snow   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD   0   0   1   -1   6   in 1988   0   in 2020  
Total CDD   6   6   5   +1   17   in 1901   0   in 1988  
Avg Maximum Dew Point   69.0   64.0   66.4   +2.6   75.0   in 2018   42.0   in 1978  
Avg Minimum Dew Point   61.0   58.0   57.3   +3.7   68.0   in 2013   37.0   in 1978  
Average  Dew Point   65.0   61.0   61.9   +3.2   70.0   in 2018   39.5   in 1978  
    July 1, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   21.02   29.06   24.54   -3.52   40.39   in 1998   12.92   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   1   -1   6   in 1988   0   in 2020  
Total CDD (since Jan 1)   139   101   94   +45   187   in 2001   14   in 1972  
                             
Hour-by-Hour Weather For July 1, 2020  
Climate Weather for July 1  
Weather History For July 1  
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