Portsmouth Rhode Island Weather Almanac
Monday, July 1, 2019
Clear to Partly Cloudy PM, Breezy, Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    July 1, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   81   93   78   +3   93   in 2018   62   in 1921  
Minimum Temperature   60   67   62   -2   74   in 1901   51   in 1988  
Average Temperature   71   80   70   +1   82   in 1901   59   in 1988  
Precipitation   .00   .00   .11   -.11   2.06   in 2009            
One Hour   .00   .00           1.34   in 2009            
Snow   0.0   0.0   0.0   +0.0   0.0   in              
Snow Depth   0   0               in            
HDD   0   0   1   -1   6   in 1988   0   in 2019  
CDD   6   15   5   +1   17   in 1901            
Maximum Dew Point   64   75   66   -2   75   in 2018   42   in 1978  
Minimum Dew Point   58   64   57   +1   68   in 2013   37   in 1978  
Average  Dew Point   61   70   62   -1   70   in 2018   40   in 1978  
Maximum Humidity   94%   90%   90%   +4%   100%   in 2017   51%   in 1978  
Minimum Humidity   46%   53%   56%   -10%   91%   in 2013   26%   in 1986  
Average Humidity   70%   72%   73%   -3%   95%   in 2013   40%   in 1978  
Maximum Barometer   29.89   30.05   30.00   -00.11   30.38   in 1985   29.68   in 1957  
Minimum Barometer   29.82   29.96   29.81   +00.01   30.25   in 1981   29.38   in 1998  
Average Barometer   29.86   30.01   29.90   -00.05   30.31   in 1981   29.57   in 1998  
Average Wind   7.1   3.5   6.1   +1.0   11.4   in 1983   2.1   in 1990  
Direction   NNW   WNW   SSW       N         W        
High Wind Gust   20   12   21   -1   35   in 2009   11   in 1951  
Direction   NNE   SSE   SSW       SSE         NE        
High Heat Index   81   101   81   +0   101   in 2018            
Wind Chill                                      
Maximum Water Temp   69.2   68.2   68.4   +0.8   72.2   in 2006   64.6   in 2009  
Minimum Water Temp   65.4   64.4   64.5   +0.9   68.1   in 2013   58.1   in 2003  
Average Water Temp   67.3   66.3   66.5   +0.8   70.0   in 2006   62.1   in 2005  
Sunrise/ AM Twilight   5:15:39 AM   4:41:56 AM            
Sunset / PM Twilight   8:22:55 PM   8:56:38 PM            
Length Of Day   15:07:16                          
Special Conditions   None                                  
Comments      
    July 1, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   81.0   93.0   78.0   +3.0   93.0   in 2018   62.0   in 1921  
Avg Minimum Temperature   60.0   67.0   62.0   -2.0   74.0   in 1901   51.0   in 1988  
Average Temperature   71.0   80.0   70.0   +1.0   82.0   in 1901   59.0   in 1988  
Total Precipitation   .00   .00   .11   -.11   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 2019  
Total CDD   6   15   5   +1   17   in 1901   0   in 1988  
Avg Maximum Dew Point   64.0   75.0   66.4   -2.4   75.0   in 2018   42.0   in 1978  
Avg Minimum Dew Point   58.0   64.0   57.3   +0.7   68.0   in 2013   37.0   in 1978  
Average  Dew Point   61.0   70.0   61.9   -0.9   70.0   in 2018   39.5   in 1978  
    July 1, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   29.06   24.39   24.41   +4.65   40.39   in 1998   12.92   in 1957  
Total Snow (since Jul 1 19)   0.0   0.0   0.0   +0.0   0.0   in     0.0   in    
Total HDD (since Jul 1 19)   0   0   1   -1   6   in 1988   0   in 2019  
Total CDD (since Jan 1)   101   92   94   +7   187   in 2001   14   in 1972  
                             
Hour-by-Hour Weather For July 1, 2019  
Climate Weather for July 1  
Weather History For July 1  
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