Portsmouth Rhode Island Weather Almanac  
Friday, September 23, 2022  
Clear early, Partly Cloudy Day to Clear PM, Very Windy, and Much Colder  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    September 23, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   61   79   70   -9   86   in 1980   54   in 1963  
Minimum Temperature   49   69   55   -6   69   in 2021   35   in 1904  
Average Temperature   55   74   63   -8   75   in 1980   47   in 1904  
 Month Avg Max Temperature   74.1   75.7   73.2   +0.9   80.1   in 1983   67.9   in 1963  
Month Avg Min Temperature   59.2   61.4   58.4   +0.8   63.4   in 1961   52.3   in 1962  
Month Average Temperature   66.8   68.8   65.8   +1.0   71.6   in 1961   61.0   in 1963  
High Heat Index   62   82   70   -8   87   in 1959            
Low Wind Chill   42                         31   in 1904  
Heating Degree Days   10   0   3   +7   18   in 1904   0   in 2021  
Month HDD   24   2   41   -17   110   in 1956   2   in 2021  
Season HDD   24   2   48   -24   110   in 1956   2   in 2021  
Cooling Degree Days   0   9   1   -1   10   in 1980   0   in 2022  
Month CDD   66   90   59   +7   166   in 1961   7   in 1893  
Year CDD   770   773   596   +174   841   in 2020   283   in 1902  
Maximum Dew Point   52   72   61   -9   73   in 1989   43   in 1963  
Minimum Dew Point   38   67   51   -13   67   in 2021   30   in 1963  
Average  Dew Point   45   70   56   -11   70   in 2021   37   in 1963  
 Month Avg Max Dew Point   64.6   67.4   63.5   +1.1   67.8   in 2018   55.1   in 1984  
Month Avg Min Dew Point   55.0   57.9   53.9   +1.1   59.2   in 2018   44.1   in 1984  
Month Average Dew Point   60.1   62.9   58.7   +1.4   63.8   in 2018   49.6   in 1984  
Precipitation   .00   .01   .13   -.13   2.25   in 1919            
One Hour   .00   .01           1.40   in 2002            
Hourly Rate   .00   .00           4.50   in 2011            
Month Precipitation   4.01   8.66   2.84   +1.17   9.58   in 1960   .13   in 1946  
Year Precipitation   29.43   37.76   32.12   -2.69   48.03   in 1998   17.64   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 23, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   87%   96%   93%   -6%   100%   in 2017   60%   in 1983  
Minimum Humidity   52%   75%   59%   -7%   96%   in 2011   38%   in 1955  
Average Humidity   70%   86%   76%   -6%   98%   in 1994   50%   in 1983  
Maximum Barometer   29.87   30.10   30.11   -00.24   30.61   in 1904   29.57   in 1950  
Minimum Barometer   29.67   30.04   29.87   -00.20   30.42   in 2008   29.19   in 1966  
Average Barometer   29.77   30.07   29.99   -00.22   30.46   in 2008   29.42   in 1966  
Average Wind   16.5   9.2   6.9   +9.6   16.5   in 2022   2.0   in 1960  
Direction   NNW   SSE   N       NNW S
High Wind Gust   35   29   23   +12   45   in 1989   11   in 2018  
Direction   NNW   S   SSW       SW NE
Maximum Water Temp   68.9   71.8   67.7   +1.2   71.8   in 2021   64.3   in 2013  
Minimum Water Temp   66.2   70.3   65.5   +0.7   70.3   in 2021   61.9   in 2020  
Average Water Temp   67.6   71.1   66.6   +0.9   71.1   in 2021   63.6   in 2020  
Sunrise/ AM Twilight   6:33:32 AM   6:06:38 AM            
Sunset / PM Twilight   6:40:28 PM   7:08:17 PM            
Length Of Day   12:06:56                          
Special Conditions   None                              
Comments   Moderate Drought   Record High Average Wind  
Hour-by-Hour Weather For September 23, 2022            
Climate Weather for September 23            
Weather History For September 23            
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