Portsmouth Rhode Island Weather Almanac  
Wednesday, September 14, 2022  
Clear AM, Partly Cloudy Day to Clear PM, Warm and Less Humid  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    September 14, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   77   76   73   +4   84   in 1916   58   in 1964  
Minimum Temperature   61   59   58   +3   69   in 1947   43   in 1963  
Average Temperature   69   68   65   +4   76   in 1903   52   in 1963  
 Month Avg Max Temperature   76.3   76.0   74.6   +1.7   83.4   in 1983   68.9   in 1917  
Month Avg Min Temperature   60.9   61.1   59.6   +1.3   67.0   in 1961   51.6   in 1893  
Month Average Temperature   68.8   68.9   67.1   +1.7   75.4   in 1961   62.2   in 1893  
High Heat Index   78   76   72   +6   88   in 1984            
Low Wind Chill                             41   in 1963  
Heating Degree Days   0   0   2   -2   13   in 1963   0   in 2022  
Month HDD   2   1   16   -14   57   in 1913   0   in 2015  
Season HDD   2   1   23   -21   57   in 1913   0   in 2015  
Cooling Degree Days   4   3   2   +2   11   in 1903   0   in 2019  
Month CDD   55   55   45   +10   145   in 1961   1   in 1893  
Year CDD   759   738   582   +177   837   in 2020   280   in 1902  
Maximum Dew Point   70   66   63   +7   74   in 1961   43   in 1975  
Minimum Dew Point   57   56   53   +4   67   in 2005   32   in 1959  
Average  Dew Point   64   61   58   +6   71   in 1961   38   in 1959  
 Month Avg Max Dew Point   66.3   66.5   64.5   +1.8   70.6   in 1961   54.6   in 1967  
Month Avg Min Dew Point   57.4   56.9   55.2   +2.2   63.9   in 1961   43.6   in 1967  
Month Average Dew Point   62.2   61.9   59.8   +2.4   67.3   in 1961   49.1   in 1967  
Precipitation   .00   .00   .13   -.13   2.62   in 1944            
One Hour   .00   .00           .44   in 1956            
Hourly Rate   .00   .00           .49   in 2008            
Month Precipitation   3.23   7.60   1.63   +1.60   7.60   in 2021   T   in 2005  
Year Precipitation   28.65   36.70   30.91   -2.26   46.33   in 1998   17.43   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 14, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   99%   94%   94%   +5%   100%   in 2005   73%   in 1953  
Minimum Humidity   61%   60%   62%   -1%   96%   in 2008   32%   in 1959  
Average Humidity   80%   77%   78%   +2%   97%   in 2008   55%   in 1959  
Maximum Barometer   29.96   30.11   30.12   -00.16   30.54   in 1985   29.63   in 1971  
Minimum Barometer   29.74   30.01   29.89   -00.15   30.29   in 2004   28.38   in 1944  
Average Barometer   29.85   30.06   30.00   -00.15   30.36   in 2004   29.50   in 1971  
Average Wind   6.2   4.0   6.4   -0.2   14.2   in 1979   1.5   in 2006  
Direction   WNW   SSE   SSW       S SE
High Wind Gust   24   15   22   +2   88   in 1944   12   in 2018  
Direction   NW   SSE   SSW       SE ENE
Maximum Water Temp   71.1   71.4   69.1   +2.0   72.0   in 2005   65.5   in 2006  
Minimum Water Temp   70.3   68.9   67.1   +3.2   70.3   in 2022   64.4   in 2006  
Average Water Temp   70.7   70.2   68.1   +2.6   70.7   in 2022   65.0   in 2006  
Sunrise/ AM Twilight   6:24:20 AM   5:57:16 AM            
Sunset / PM Twilight   6:56:03 PM   7:24:03 PM            
Length Of Day   12:31:43                          
Special Conditions   None                              
Comments   Moderate Drought  
Hour-by-Hour Weather For September 14, 2022            
Climate Weather for September 14            
Weather History For September 14            
Weather Calendar            
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