Portsmouth Rhode Island Weather Almanac  
Friday, March 11, 2022  
Clear, Fog early to Partly Cloudy PM, Light Winds and Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    March 11, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   51   57   44   +7   63   in 1977   22   in 2017  
Minimum Temperature   29   37   29   +0   44   in 1925   9   in 1939  
Average Temperature   40   47   37   +3   50   in 2016   19   in 2017  
 Month Avg Max Temperature   46.3   43.7   42.5   +3.7   52.7   in 1894   31.8   in 1916  
Month Avg Min Temperature   29.5   25.8   28.0   +1.5   35.7   in 1973   16.7   in 1950  
Month Average Temperature   38.3   35.1   35.6   +2.6   44.2   in 1974   26.3   in 1916  
High Heat Index                                      
Low Wind Chill   29   34   19   +10             -6   in 1939  
Heating Degree Days   25   18   28   -3   46   in 2017   15   in 2016  
Month HDD   294   329   323   -29   426   in 1916   229   in 1974  
Season HDD   3864   3896   4149   -285   5182   in 1918   3437   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   41   45   34   +7   54   in 2016   7   in 1960  
Minimum Dew Point   27   36   19   +8   38   in 2011   -10   in 1953  
Average  Dew Point   34   41   27   +7   46   in 2016   -1   in 1960  
 Month Avg Max Dew Point   39.3   27.4   32.6   +6.6   40.4   in 1973   17.1   in 1960  
Month Avg Min Dew Point   18.8   11.5   17.4   +1.5   29.8   in 1973   0.3   in 1950  
Month Average Dew Point   29.0   19.5   25.4   +3.7   35.1   in 1973   11.3   in 1953  
Precipitation   .00   .00   .14   -.14   3.38   in 2000            
One Hour   .00   .00           .87   in 2000            
Hourly Rate   .00   .00           .75   in 2011            
Month Precipitation   .59   .45   1.45   -.86   5.20   in 1994   T   in 1894  
Year Precipitation   9.98   5.95   8.55   +1.43   18.97   in 1979   3.23   in 1980  
Snow   0.0   0.0   0.2   -0.2   4.4   in 1924       in    
Snow Depth   T   0           13   in 1941       in    
Month Snow   0.5   T   2.4   -1.9   18.9   in 1941   0.0   in 2011  
Season Snow   34.2   30.7   29.7   +4.5   74.5   in 1996   4.7   in 1998  
    March 11, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   96%   96%   84%   +12%   100%   in 2015   44%   in 1974  
Minimum Humidity   46%   60%   47%   -1%   94%   in 2011   16%   in 1957  
Average Humidity   71%   78%   66%   +5%   97%   in 2011   37%   in 1974  
Maximum Barometer   30.15   30.43   30.13   +00.02   30.81   in 1996   29.43   in 1969  
Minimum Barometer   29.85   30.02   29.80   +00.05   30.44   in 1995   28.94   in 1992  
Average Barometer   30.00   30.23   29.96   +00.04   30.62   in 1996   29.24   in 1992  
Average Wind   4.2   10.5   8.4   -4.2   18.2   in 2017   1.1   in 1996  
Direction   SSE   SW   WNW       WNW         SSE        
High Wind Gust   20   31   27   -7   52   in 1955   11   in 1996  
Direction   SSW   SSW   NW       SSW         S        
Maximum Water Temp   43.0   39.8   39.7   +3.3   44.2   in 2012   35.2   in 2005  
Minimum Water Temp   40.8   37.7   37.9   +2.9   42.4   in 2012   32.6   in 2003  
Average Water Temp   41.9   38.8   38.8   +3.1   43.3   in 2012   34.0   in 2003  
Sunrise/ AM Twilight   6:03:27 AM   5:34:03 AM            
Sunset / PM Twilight   5:47:14 PM   6:15:49 PM            
Length Of Day   11:46:45                          
Special Conditions   Fog                                  
Comments                                      
Hour-by-Hour Weather For March 11, 2022            
Climate Weather for March 11            
Weather History For March 11            
Weather Calendar            
Back To Weather Stat Page            
Home