Portsmouth Rhode Island Weather Almanac  
Friday, September 9, 2022  
Clear early, Partly Cloudy Day to Clear PM,  Smoke/Hazy PM and Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    September 9, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   78   73   74   +4   91   in 2016   62   in 1919  
Minimum Temperature   58   67   59   -1   71   in 2015   45   in 1952  
Average Temperature   68   70   67   +1   81   in 2016   56   in 1938  
 Month Avg Max Temperature   75.9   75.8   75.3   +0.6   84.7   in 1983   69.0   in 1994  
Month Avg Min Temperature   59.8   61.7   60.3   -0.6   68.0   in 1898   51.4   in 1893  
Month Average Temperature   68.0   69.0   67.9   +0.1   75.7   in 1959   62.1   in 1994  
High Heat Index   80   75   75   +5   100   in 2016            
Low Wind Chill                                 in    
Heating Degree Days   0   0   1   -1   9   in 1938   0   in 2022  
Month HDD   2   0   9   -7   33   in 1994   0   in 2021  
Season HDD   2   0   16   -14   33   in 1994   0   in 2021  
Cooling Degree Days   3   5   3   +0   16   in 2016   0   in 2018  
Month CDD   29   36   33   -4   96   in 1959   0   in 1893  
Year CDD   733   719   570   +163   826   in 2020   279   in 1902  
Maximum Dew Point   65   71   64   +1   75   in 2016   46   in 1956  
Minimum Dew Point   58   66   55   +3   70   in 1999   36   in 1980  
Average  Dew Point   62   69   59   +3   72   in 2016   44   in 1956  
 Month Avg Max Dew Point   64.6   66.4   65.0   -0.4   70.7   in 1959   52.9   in 1984  
Month Avg Min Dew Point   55.7   57.9   56.0   -0.3   64.0   in 1959   43.6   in 1984  
Month Average Dew Point   60.4   62.4   60.4   +0.0   67.3   in 1959   48.2   in 1984  
Precipitation   .00   1.04   .12   -.12   2.59   in 1969            
One Hour   .00   .20           .47   in 1969            
Hourly Rate   .00   2.18           3.03   in 2008            
Month Precipitation   1.08   7.57   1.02   +.06   7.57   in 2021   .00   in 2015  
Year Precipitation   26.50   36.67   30.30   -3.80   46.33   in 1998   16.94   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 9, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   99%   99%   93%   +6%   100%   in 2005   69%   in 1980  
Minimum Humidity   62%   88%   59%   +3%   90%   in 1999   29%   in 1957  
Average Humidity   81%   94%   76%   +5%   95%   in 1999   52%   in 1980  
Maximum Barometer   30.14   29.86   30.12   +00.02   30.44   in 1986   29.72   in 2010  
Minimum Barometer   29.95   29.70   29.93   +00.02   30.23   in 2020   29.41   in 1987  
Average Barometer   30.05   29.78   30.03   +00.02   30.32   in 1952   29.62   in 1969  
Average Wind   5.0   5.0   5.5   -0.5   10.8   in 1969   2.3   in 1961  
Direction   NNE   SSW   SSW       NNE         SSW        
High Wind Gust   16   20   20   -4   45   in 1949   11   in 2020  
Direction   ENE   SW   SSW       NW         SSE        
Maximum Water Temp   71.8   71.1   70.1   +1.7   74.5   in 2015   65.7   in 1997  
Minimum Water Temp   70.2   69.1   67.7   +2.5   72.0   in 2015   63.9   in 2004  
Average Water Temp   71.0   70.1   68.9   +2.1   73.3   in 2015   65.0   in 2017  
Sunrise/ AM Twilight   6:19:16 AM   5:52:01 AM            
Sunset / PM Twilight   7:04:38 PM   7:32:49 PM            
Length Of Day   12:45:22                          
Special Conditions   Haze                                
Comments   Severe Drought;  Smoke/Haze from western wild fires  
Hour-by-Hour Weather For September 9, 2022            
Climate Weather for September 9            
Weather History For September 9            
Weather Calendar            
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