Portsmouth Rhode Island Weather Almanac  
Sunday, February 27, 2022  
Clear to Partly Cloudy PM, Breezy and Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    February 27, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   39   48   41   -2   64   in 1976   17   in 1950  
Minimum Temperature   24   34   27   -3   43   in 1997   2   in 1990  
Average Temperature   32   41   34   -2   52   in 1976   10   in 1950  
 Month Avg Max Temperature   42.3   37.9   39.3   +3.0   45.2   in 2018   27.5   in 1979  
Month Avg Min Temperature   25.4   26.4   24.9   +0.5   30.9   in 2020   10.7   in 1934  
Month Average Temperature   33.9   32.1   32.6   +1.3   37.8   in 2018   19.2   in 1934  
High Heat Index                                      
Low Wind Chill   16   29   13   +3             -19   in 1990  
Heating Degree Days   33   24   31   +2   55   in 1950   13   in 1976  
Month HDD   835   881   876   -41   1230   in 1934   726   in 2018  
Season HDD   3532   3542   3795   -263   4788   in 1918   3129   in 2016  
Cooling Degree Days   0   0   0   +0       in         in    
Month CDD   0   0   0   +0   0   in         in    
Year Cooling Degree Days                       in         in    
Maximum Dew Point   25   48   32   -7   54   in 1957   -6   in 1950  
Minimum Dew Point   11   26   16   -5   42   in 2000   -12   in 2006  
Average  Dew Point   18   37   24   -6   46   in 2000   -9   in 1950  
 Month Avg Max Dew Point   35.9   31.1   30.1   +5.7   40.4   in 2018   13.0   in 1979  
Month Avg Min Dew Point   16.4   16.9   13.7   +2.8   22.9   in 2018   0.9   in 1968  
Month Average Dew Point   26.1   24.0   24.0   +2.1   31.7   in 2018   7.1   in 1979  
Precipitation   .00   .46   .13   -.13   1.25   in 1912            
One Hour   .00   .11           .30   in 2020            
Hourly Rate   .00   .59           .73   in 2020            
Month Precipitation   5.69   3.43   3.30   +2.39   6.78   in 1998   .66   in 1947  
Year Precipitation   7.65   5.39   6.97   +.68   17.40   in 1979   2.65   in 1980  
Snow   0.0   0.0   0.3   -0.3   5.4   in 1952            
Snow Depth   1   0           18   in 2015            
Month Snow   9.0   16.0   9.9   -0.9   30.4   in 1994   0.0   in 2020  
Season Snow   33.7   27.7   27.0   +6.7   62.2   in 1894   4.7   in 1998  
    February 27, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   74%   99%   82%   -8%   100%   in 2013   51%   in 1986  
Minimum Humidity   43%   74%   49%   -6%   93%   in 2000   13%   in 2004  
Average Humidity   59%   87%   66%   -7%   97%   in 2000   33%   in 2004  
Maximum Barometer   30.18   30.51   30.11   +00.07   30.75   in 1990   29.49   in 1953  
Minimum Barometer   29.77   29.93   29.80   -00.03   30.30   in 1982   29.19   in 2008  
Average Barometer   29.98   30.22   29.95   +00.02   30.46   in 1990   29.39   in 1953  
Average Wind   9.0   7.7   8.3   +0.7   15.9   in 1957   0.8   in 2007  
Direction   W   SSE   WNW       S         NNE        
High Wind Gust   35   34   27   +8   51   in 1957   7   in 2007  
Direction   NW   SSW   NW       S         W        
Maximum Water Temp   39.9   39.4   38.6   +1.3   43.4   in 2012   32.0   in 2015  
Minimum Water Temp   37.9   38.1   36.7   +1.2   40.7   in 2012   31.2   in 2015  
Average Water Temp   38.9   38.8   37.7   +1.2   42.1   in 2012   31.6   in 2015  
Sunrise/ AM Twilight   6:22:45 AM   5:53:14 AM            
Sunset / PM Twilight   5:33:18 PM   6:02:13 PM            
Length Of Day   11:13:31                          
Special Conditions   None                              
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