Portsmouth Rhode Island Weather Almanac  
Monday, August 29, 2022  
Partly Cloudy to Mostly Cloudy PM,  Very Warm and Muggy  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    August 29, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   83   74   77   +6   93   in 1953   63   in 2006  
Minimum Temperature   64   60   62   +2   73   in 2018   46   in 1982  
Average Temperature   74   67   70   +4   83   in 1948   57   in 1986  
 Month Avg Max Temperature   83.3   81.4   78.7   +4.6   83.3   in 2022   73.5   in 1964  
Month Avg Min Temperature   66.9   66.8   63.9   +3.0   68.1   in 2018   56.9   in 1964  
Month Average Temperature   75.4   74.4   71.3   +4.1   75.4   in 2022   65.6   in 1964  
High Heat Index   90   77   78   +12   103   in 2018            
Low Wind Chill                             43   in 1982  
Heating Degree Days   0   0   1   -1   8   in 1986   0   in 2022  
Month HDD   0   0   2   -2   36   in 1905   0   in 2022  
Season HDD   0   0   2   -2   36   in 1905   0   in 2022  
Cooling Degree Days   9   2   6   +3   18   in 1948   0   in 2017  
Month CDD   301   272   199   +102   301   in 2022   43   in 1964  
Year CDD   682   662   527   +155   761   in 2020   241   in 1902  
Maximum Dew Point   74   68   66   +8   78   in 2018   44   in 1965  
Minimum Dew Point   62   56   58   +4   72   in 2018   35   in 1982  
Average  Dew Point   68   62   62   +6   75   in 2018   40   in 1965  
 Month Avg Max Dew Point   71.5   72.4   68.0   +3.4   72.4   in 2021   60.1   in 1964  
Month Avg Min Dew Point   63.4   64.0   59.8   +3.7   65.2   in 2018   49.8   in 1964  
Month Average Dew Point   67.5   68.2   63.9   +3.6   68.8   in 2018   54.9   in 1964  
Precipitation   .00   .24   .11   -.11   3.97   in 1997            
One Hour   .00   .08           2.44   in 1997            
Hourly Rate   .00   1.15           3.47   in 2005            
Month Precipitation   1.10   6.27   3.41   -2.31   11.69   in 1946   .33   in 1993  
Year Precipitation   24.51   29.10   29.06   -4.55   45.24   in 1998   16.49   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 29, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   98%   97%   93%   +5%   100%   in 2017   70%   in 1965  
Minimum Humidity   74%   74%   61%   +13%   91%   in 1987   35%   in 1982  
Average Humidity   86%   86%   77%   +9%   96%   in 1987   54%   in 1982  
Maximum Barometer   30.17   30.29   30.07   +00.10   30.37   in 1941   29.73   in 1962  
Minimum Barometer   30.03   30.07   29.87   +00.16   30.23   in 2000   29.43   in 1990  
Average Barometer   30.10   30.18   29.97   +00.13   30.27   in 2000   29.62   in 2020  
Average Wind   4.8   3.0   6.1   -1.3   17.3   in 1962   1.3   in 1964  
Direction   SSW   SSE   SSW       NNE         S        
High Wind Gust   21   10   22   -1   42   in 1962   10   in 2021  
Direction   SSW   SSW   S       NNE         SSW        
Maximum Water Temp   74.1   73.4   70.6   +3.5   74.4   in 2018   64.8   in 2020  
Minimum Water Temp   72.3   72.5   68.4   +3.9   72.5   in 2021   62.9   in 2003  
Average Water Temp   73.2   73.0   69.5   +3.7   73.8   in 2021   64.3   in 2020  
Sunrise/ AM Twilight   6:08:07 AM   5:06:54 AM            
Sunset / PM Twilight   7:23:01 PM   8:36:30 PM            
Length Of Day   14:28:59                          
Special Conditions   Fog, Haze                              
Comments   Extreme  Drought  
Hour-by-Hour Weather For August 29, 2022            
Climate Weather for August 29            
Weather History For August 29            
Weather Calendar            
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