Portsmouth Rhode Island Weather Almanac  
Friday, August 12, 2022  
Mostly Cloudy early then Partly Cloudy, Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    August 12, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   84   89   79   +5   92   in 1944   63   in 1979  
Minimum Temperature   68   71   64   +4   74   in 2020   51   in 1968  
Average Temperature   76   80   72   +4   82   in 2020   60   in 1979  
 Month Avg Max Temperature   84.3   79.5   79.4   +4.8   85.5   in 2020   71.5   in 1903  
Month Avg Min Temperature   70.3   64.7   64.8   +5.6   71.9   in 1988   56.3   in 1964  
Month Average Temperature   77.6   72.3   72.0   +5.6   78.6   in 1988   64.8   in 1964  
High Heat Index   86   100   81   +5   102   in 2020            
Low Wind Chill                             48   in 1968  
Heating Degree Days   0   0   0   +0   5   in 1979   0   in 2022  
Month HDD   0   0   0   +0   18   in 1903   0   in 2022  
Season HDD   0   0   0   +0   18   in 1903   0   in 2022  
Cooling Degree Days   11   15   7   +4   17   in 2020   0   in 1983  
Month CDD   151   88   91   +60   163   in 1988   11   in 1964  
Year CDD   532   478   419   +113   616   in 2020   203   in 1902  
Maximum Dew Point   68   77   69   -1   78   in 2020   50   in 1968  
Minimum Dew Point   58   70   60   -2   71   in 2020   44   in 2006  
Average  Dew Point   63   74   64   -1   75   in 2020   47   in 1968  
 Month Avg Max Dew Point   75.0   70.6   69.0   +6.0   75.0   in 2022   58.9   in 1964  
Month Avg Min Dew Point   67.6   62.3   61.1   +6.5   69.4   in 2003   48.4   in 1964  
Month Average Dew Point   71.3   66.5   64.9   +6.4   71.4   in 2003   53.7   in 1964  
Precipitation   .00   .00   .12   -.12   2.30   in 1983            
One Hour   .00   .00           .92   in 1983            
Hourly Rate   .00   .00           .87   in 2016            
Month Precipitation   .42   3.97   1.43   -1.01   6.82   in 1952   T   in 2005  
Year Precipitation   23.83   26.80   27.08   -3.25   43.87   in 1983   15.63   in 1957  
Snow   #N/A   #N/A   0.0   #N/A       in         in    
Snow Depth   #N/A   #N/A               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  
    August 12, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   98%   99%   94%   +4%   100%   in 2018   63%   in 1950  
Minimum Humidity   46%   65%   61%   -15%   92%   in 1955   33%   in 1974  
Average Humidity   72%   82%   78%   -6%   96%   in 1955   52%   in 1950  
Maximum Barometer   30.03   29.99   30.05   -00.02   30.34   in 1986   29.77   in 2008  
Minimum Barometer   29.89   29.93   29.86   +00.03   30.17   in 1994   29.53   in 1964  
Average Barometer   29.96   29.96   29.96   +00.00   30.23   in 1994   29.68   in 1964  
Average Wind   5.0   6.0   5.6   -0.6   12.5   in 1979   1.8   in 1994  
Direction   SSE   SW   SSW       NNE         SSE        
High Wind Gust   16   20   20   -4   34   in 1983   9   in 1951  
Direction   NE   SSW   WSW       NNE         SE        
Maximum Water Temp   72.3   73.7   72.1   +0.2   77.0   in 2003   68.3   in 2017  
Minimum Water Temp   70.7   71.1   68.8   +1.9   73.8   in 2012   63.6   in 2004  
Average Water Temp   71.5   72.4   70.5   +1.0   75.0   in 2012   66.9   in 2017  
Sunrise/ AM Twilight   5:50:45 AM   4:50:09 AM            
Sunset / PM Twilight   7:48:42 PM   8:51:57 PM            
Length Of Day   14:57:24                          
Special Conditions   Fog                                  
Comments   Extreme  Drought  
Hour-by-Hour Weather For August 12, 2022            
Climate Weather for August 12            
Weather History For August 12            
Weather Calendar            
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