Portsmouth Rhode Island Weather Almanac  
Friday, October 22, 2021  
Partly Cloudy to Clear PM, Breezy and Continued Very Warm  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2021
    October 22, 2021   Record   Record  
Observed Daily Data   2021   2020   Norm   Depart   Highest   Lowest  
Maximum Temperature   70   76   60   +10   80   in 1979   48   in 2008  
Minimum Temperature   56   59   45   +11   60   in 1984   29   in 1895  
Average Temperature   63   68   53   +10   69   in 1979   39   in 1940  
 Month Avg Max Temperature   69.1   66.5   63.5   +5.7   70.2   in 1990   55.4   in 1896  
Month Avg Min Temperature   54.7   50.8   48.9   +5.8   54.7   in 2021   39.9   in 1981  
Month Average Temperature   62.2   59.0   56.4   +5.8   62.2   in 2021   50.0   in 1896  
High Heat Index       75           82   in 1979            
Low Wind Chill                             28   in 1974  
HDD   2   0   12   -10   26   in 1940   0   in 2020  
Month HDD   71   137   190   -119   331   in 1896   71   in 2021  
Season HDD   96   193   270   -174   471   in 1956   96   in 2021  
CDD   0   3   0   +0   4   in 1979   0   in    
Month CDD   9   4   6   +3   48   in 1954   0   in 2015  
Year CDD   795   871   609   +186   871   in 2020   290   in 1902  
Maximum Dew Point   62   66   51   +11   66   in 2020   30   in 1976  
Minimum Dew Point   49   57   39   +10   57   in 2020   20   in 1980  
Average  Dew Point   56   62   45   +11   62   in 2020   27   in 1976  
 Month Avg Max Dew Point   59.8   57.9   54.8   +5.0   60.4   in 2007   42.9   in 1974  
Month Avg Min Dew Point   51.5   46.0   42.9   +8.6   51.5   in 2021   31.5   in 1974  
Month Average Dew Point   55.9   52.2   48.8   +7.0   55.9   in 2021   37.2   in 1974  
Precipitation   .00   .00   .13   -.13   2.55   in 1898            
One Hour   .00   .00           .24   in 1984            
Hourly Rate   .00   .00           4.57   in 2014            
Month Precipitation   1.50   3.65   3.05   -1.55   8.65   in 2005   .01   in 1963  
Year Precipitation   40.60   28.91   36.13   +4.47   51.27   in 1998   19.78   in 1957  
Snow   0.0   0.0   0.0   +0.0   0.0   in         in    
Snow Depth   0   0   0       0   in         in    
Month Snow   0.0   0.0   0.0   -0.0   0.7   in 1979       in    
Season Snow   0.0   0.0   0.0   -0.0   0.7   in 1979       in    
    October 22, 2021     Record Record
Observed Daily Data   2021   2020   Norm   Depart   Highest Lowest
Maximum Humidity   93%   98%   89%   +4%   100%   in 2016   60%   in 1976  
Minimum Humidity   61%   69%   54%   +7%   92%   in 2014   25%   in 1974  
Average Humidity   77%   84%   72%   +5%   95%   in 2014   48%   in 1952  
Maximum Barometer   29.90   30.27   30.17   -00.27   30.62   in 1957   29.50   in 2003  
Minimum Barometer   29.70   30.21   29.91   -00.21   30.35   in 1963   28.99   in 1988  
Average Barometer   29.80   30.24   30.04   -00.24   30.47   in 1957   29.36   in 2016  
Average Wind   8.2   4.0   6.9   +1.3   16.5   in 1961   1.9   in 1973  
Direction   SSW   SSE   SW       NNE         N        
High Wind Gust   25   14   23   +2   46   in 1988   10   in 1973  
Direction   SW   WSW   SW       SSE         WNW        
Maximum Water Temp   64.4   65.1   60.4   +4.0   65.1   in 2021   55.0   in 2018  
Minimum Water Temp   63.0   64.6   58.5   +4.5   64.6   in 2021   52.5   in 2018  
Average Water Temp   63.7   64.9   59.5   +4.2   64.9   in 2021   53.8   in 2018  
Sunrise/ AM Twilight   7:04:17 AM   6:37:32 AM            
Sunset / PM Twilight   5:55:01 PM   6:21:46 PM            
Length Of Day   10:50:44                          
Special Conditions   None                              
Comments   Latest 80° day occurred on this day in 1979            
Hour-by-Hour Weather For October 22, 2021            
Climate Weather for October 22            
Weather History For October 22            
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