Portsmouth Rhode Island Weather Almanac  
Friday, July 29, 2022  
Mostly Cloudy & Fog early, Partly Cloudy Day to Mostly Cloudy PM, Hot and Muggy  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    July 29, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   86   76   80   +6   92   in 1949   67   in 1926  
Minimum Temperature   72   60   65   +7   73   in 1995   55   in 1977  
Average Temperature   79   68   73   +6   82   in 1949   62   in 1914  
 Month Avg Max Temperature   82.0   79.1   79.7   +2.3   84.8   in 1952   74.0   in 1902  
Month Avg Min Temperature   66.3   64.9   64.6   +1.7   70.0   in 2013   59.3   in 1962  
Month Average Temperature   74.4   72.3   72.6   +1.9   76.2   in 2013   67.8   in 1902  
High Heat Index   91   77   81   +10   100   in 1949            
Low Wind Chill                             0   in    
Heating Degree Days   0   0   0   +0   3   in 1914   0   in 2022  
Month HDD   0   9   3   -3   28   in 1914   0   in 2022  
Season HDD   0   9   3   -3   28   in 1914   0   in 2022  
Cooling Degree Days   14   3   8   +6   17   in 1949       in    
Month CDD   273   220   219   +54   326   in 2013   95   in 1902  
Year CDD   368   382   312   +56   463   in 2010   120   in 1902  
Maximum Dew Point   73   67   70   +3   75   in 2016   50   in 1968  
Minimum Dew Point   66   57   61   +5   70   in 2007   44   in 1968  
Average  Dew Point   70   62   65   +5   73   in 1995   47   in 1968  
 Month Avg Max Dew Point   70.8   70.4   68.6   +2.1   73.4   in 2013   61.9   in 1962  
Month Avg Min Dew Point   61.8   62.0   60.2   +1.6   67.4   in 2013   52.0   in 1965  
Month Average Dew Point   66.3   66.2   64.4   +1.9   70.4   in 2013   57.1   in 1965  
Precipitation   .00   .14   .10   -.10   2.10   in 1897            
One Hour   .00   .07           .90   in 2002            
Hourly Rate   .00   .55           .83   in 2016            
Month Precipitation   .49   3.77   2.88   -2.39   8.73   in 2009   .36   in 1952  
Year Precipitation   23.39   22.83   25.45   -2.06   41.06   in 1998   14.31   in 1957  
Snow   0.0   0.0   0.0   +0.0       in         in    
Snow Depth   0   0               in         in    
Month Snow   0.0   0.0   0.0   +0.0       in         in    
Season Snow   #N/A   #N/A   #N/A   #N/A   #N/A   in #N/A   #N/A   in #N/A  
    July 29, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   99%   95%   93%   +6%   100%   in 2016   70%   in 1956  
Minimum Humidity   59%   58%   61%   -2%   93%   in 1986   33%   in 1968  
Average Humidity   79%   77%   77%   +2%   97%   in 1986   52%   in 1968  
Maximum Barometer   29.91   30.06   30.01   -00.10   30.33   in 1984   29.77   in 1966  
Minimum Barometer   29.78   29.72   29.82   -00.04   30.24   in 1996   29.48   in 1981  
Average Barometer   29.85   29.89   29.91   -00.07   30.28   in 1996   29.65   in 1966  
Average Wind   4.9   7.7   5.5   -0.6   11.4   in 1968   1.6   in 1996  
Direction   SSW   S   S       WNW         SSE        
High Wind Gust   24   26   20   +4   44   in 1941   10   in 1991  
Direction   SSW   SW   S       NE         NNE        
Maximum Water Temp   73.6   73.8   71.7   +1.9   74.6   in 2006   68.5   in 2017  
Minimum Water Temp   71.8   72.3   68.1   +3.7   72.3   in 2021   64.0   in 2003  
Average Water Temp   72.7   73.1   69.9   +2.8   73.1   in 2021   66.3   in 2017  
Sunrise/ AM Twilight   5:37:43 AM   5:07:59 AM            
Sunset / PM Twilight   8:04:40 PM   8:35:19 PM            
Length Of Day   14:26:57                          
Special Conditions   Fog                                  
Comments   Station area in severe drought conditions  
Hour-by-Hour Weather For July 29, 2022            
Climate Weather for July 29            
Weather History For July 29            
Weather Calendar            
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