Portsmouth Rhode Island Weather Almanac  
Friday, September 2, 2022  
Clear, Dry and Cooler  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    September 2, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   77   75   76   +1   93   in 1953   63   in 2003  
Minimum Temperature   55   58   61   -6   72   in 1959   46   in 1991  
Average Temperature   66   67   69   -3   81   in 1953   57   in 2017  
 Month Avg Max Temperature   79.5   73.0   76.5   +3.0   90.5   in 1953   64.5   in 1912  
Month Avg Min Temperature   59.0   60.5   61.5   -2.5   72.5   in 1959   48.0   in 1991  
Month Average Temperature   69.5   67.0   69.0   +0.5   80.5   in 1898   58.0   in 1912  
High Heat Index   77   75   77   -0   97   in 1953            
Low Wind Chill                                 in    
Heating Degree Days   0   0   1   -1   8   in 2017   0   in 2022  
Month HDD   0   0   2   -2   14   in 1912   0   in 2022  
Season HDD   0   0   9   -9   14   in 1912   0   in 2022  
Cooling Degree Days   1   2   5   -4   16   in 1953   0   in 2017  
Month CDD   9   4   10   -1   31   in 1898   0   in 2017  
Year CDD   713   687   547   +166   772   in 2020   266   in 1902  
Maximum Dew Point   60   63   66   -6   77   in 2014   47   in 1970  
Minimum Dew Point   48   52   57   -9   71   in 1959   35   in 1991  
Average  Dew Point   54   58   61   -7   74   in 2014   43   in 1967  
 Month Avg Max Dew Point   60.5   65.5   66.0   -5.5   76.0   in 2014   46.0   in 1970  
Month Avg Min Dew Point   49.0   56.5   57.0   -8.0   71.5   in 1959   34.5   in 1991  
Month Average Dew Point   55.0   61.5   61.0   -6.0   73.5   in 2014   42.0   in 1991  
Precipitation   .00   5.21   .11   -.11   5.21   in 2021            
One Hour   .00   1.56           1.56   in 2021            
Hourly Rate   .00   8.00           8.00   in 2021            
Month Precipitation   .00   6.45   .22   -.22   6.45   in 2021   .00   in 2022  
Year Precipitation   25.42   35.55   29.50   -4.08   45.30   in 1998   16.54   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  
    September 2, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   96%   100%   92%   +4%   100%   in 2021   75%   in 1984  
Minimum Humidity   53%   56%   58%   -5%   93%   in 1976   30%   in 1960  
Average Humidity   75%   78%   75%   -1%   97%   in 1976   55%   in 1970  
Maximum Barometer   30.30   29.93   30.11   +00.19   30.55   in 1991   29.74   in 1952  
Minimum Barometer   30.06   29.49   29.90   +00.16   30.23   in 2009   29.49   in 2021  
Average Barometer   30.18   29.71   30.00   +00.18   30.37   in 1991   29.67   in 1952  
Average Wind   4.6   13.5   6.2   -1.6   16.1   in 1996   1.6   in 1955  
Direction   NE   NNW   SW       N         NE        
High Wind Gust   16   43   21   -5   46   in 1996   10   in 1955  
Direction   NE   NNE   SW       N         NE        
Maximum Water Temp   72.9   74.1   70.9   +2.0   76.6   in 2002   65.5   in 2003  
Minimum Water Temp   71.2   69.8   68.3   +2.9   74.1   in 2010   64.9   in 2003  
Average Water Temp   72.1   72.0   69.6   +2.5   75.2   in 2010   65.2   in 2003  
Sunrise/ AM Twilight   6:12:11 AM   5:44:36 AM            
Sunset / PM Twilight   7:16:27 PM   7:44:59 PM            
Length Of Day   13:04:16                          
Special Conditions   None                              
Comments   Extreme Drought  
Hour-by-Hour Weather For September 2, 2022            
Climate Weather for September 2            
Weather History For September 2            
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