Portsmouth Rhode Island Weather Almanac  
Saturday, March 5, 2022  
Clear early, Partly Cloudy Day to Mostly Cloudy PM, Light Winds and Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    March 5, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   41   35   42   -1   62   in 1974   23   in 1926  
Minimum Temperature   22   23   28   -6   45   in 1974   6   in 1948  
Average Temperature   32   29   35   -3   54   in 1974   15   in 1948  
 Month Avg Max Temperature   41.2   40.4   41.6   -0.4   54.6   in 1991   28.2   in 1912  
Month Avg Min Temperature   23.2   23.4   27.2   -4.0   38.0   in 1974   12.4   in 1950  
Month Average Temperature   32.6   32.2   34.8   -2.2   46.0   in 1991   22.2   in 1912  
High Heat Index                                      
Low Wind Chill   19   11   18   +1             -11   in 1948  
Heating Degree Days   33   36   30   +3   50   in 1948   11   in 1974  
Month HDD   162   164   151   +11   214   in 1912   95   in 1991  
Season HDD   3732   3731   3977   -245   4987   in 1905   3324   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   32   13   32   +0   51   in 2008   -1   in 2017  
Minimum Dew Point   13   -4   17   -4   39   in 1979   -8   in 2017  
Average  Dew Point   23   5   25   -2   44   in 1979   -5   in 2017  
 Month Avg Max Dew Point   34.4   26.0   32.0   +2.4   46.2   in 1991   10.2   in 1980  
Month Avg Min Dew Point   9.4   2.8   16.6   -7.2   33.2   in 1991   -6.0   in 1980  
Month Average Dew Point   21.9   14.4   24.6   -2.7   39.7   in 1991   2.1   in 1980  
Precipitation   .00   .00   .13   -.13   2.00   in 2001            
One Hour   .00   .00           .48   in 1952            
Hourly Rate   .00   .00           4.54   in 2008            
Month Precipitation   .14   .45   .65   -.51   3.06   in 2018   .00   in 1990  
Year Precipitation   9.53   5.95   7.75   +1.78   17.45   in 1979   2.66   in 1980  
Snow   0.0   0.0   0.2   -0.2   8.5   in 2015       in    
Snow Depth   0   0           18   in 2015       in    
Month Snow   0.0   T   1.2   -1.2   15.3   in 1960   0.0   in 2022  
Season Snow   33.7   30.7   28.5   +5.2   70.1   in 1996   4.7   in 1998  
    March 5, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   76%   55%   85%   -9%   100%   in 2004   44%   in 2017  
Minimum Humidity   34%   19%   51%   -17%   89%   in 1966   17%   in 2017  
Average Humidity   55%   37%   68%   -13%   95%   in 1966   31%   in 2017  
Maximum Barometer   30.54   29.86   30.12   +00.42   30.89   in 1904   29.68   in 1968  
Minimum Barometer   30.35   29.68   29.77   +00.58   30.41   in 2017   29.08   in 2001  
Average Barometer   30.45   29.77   29.95   +00.50   30.45   in 2022   29.53   in 2001  
Average Wind   5.1   13.5   8.8   -3.7   23.6   in 1971   3.3   in 1998  
Direction   NW   NW   WNW       WNW         NW        
High Wind Gust   24   34   28   -4   56   in 1964   10   in 1967  
Direction   SW   WNW   NW       SSW         E        
Maximum Water Temp   40.5   37.2   38.7   +1.8   43.3   in 2008   32.6   in 2015  
Minimum Water Temp   38.8   36.0   36.7   +2.1   40.6   in 2012   31.4   in 2015  
Average Water Temp   39.7   36.6   37.8   +1.9   41.6   in 2008   32.0   in 2015  
Sunrise/ AM Twilight   6:13:16 AM   5:43:51 AM            
Sunset / PM Twilight   5:40:21 PM   6:09:04 PM            
Length Of Day   11:30:04                          
Special Conditions   None                              
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