Portsmouth Rhode Island Weather Almanac  
Friday, February 11, 2022  
Partly Cloudy early then Clear and Continued Warm  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    February 11, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   51   33   39   +12   58   in 2009   10   in 1979  
Minimum Temperature   34   21   25   +9   44   in 2018   -4   in 1979  
Average Temperature   43   27   32   +11   49   in 2009   3   in 1979  
 Month Avg Max Temperature   42.0   36.3   38.1   +3.9   47.5   in 1991   23.8   in 1934  
Month Avg Min Temperature   26.0   25.5   23.9   +2.1   33.1   in 2020   8.0   in 1934  
Month Average Temperature   34.0   30.9   31.5   +2.5   38.7   in 2020   15.9   in 1934  
High Heat Index                                      
Low Wind Chill   32   13   10   +22             -26   in 1979  
Heating Degree Days   22   38   33   -11   62   in 1979   16   in 2009  
Month HDD   337   373   369   -32   538   in 1934   284   in 2020  
Season HDD   3034   3034   3288   -254   4255   in 1918   2613   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   21   30   +11   51   in 2018   -14   in 1979  
Minimum Dew Point   27   9   13   +14   43   in 2018   -23   in 1979  
Average  Dew Point   34   15   22   +12   47   in 2018   -19   in 1979  
 Month Avg Max Dew Point   37.9   30.1   28.9   +9.0   38.5   in 2020   8.6   in 1979  
Month Avg Min Dew Point   19.5   17.9   12.4   +7.1   26.7   in 2020   -3.5   in 1979  
Month Average Dew Point   28.7   24.0   22.0   +6.7   32.6   in 2020   2.6   in 1979  
Precipitation   .00   .01   .12   -.12   1.98   in 1955            
One Hour   .00   .00           .35   in 1955            
Hourly Rate   .00   .00           2.58   in 2018            
Month Precipitation   2.57   1.27   1.28   +1.29   4.98   in 1970   T   in 1912  
Year Precipitation   4.53   3.23   4.95   -.42   12.38   in 1979   1.59   in 1980  
Snow   0.0   0.2   0.4   -0.4   12.8   in 1994       in    
Snow Depth   0   3           26   in 1978       in    
Month Snow   0.3   10.5   3.6   -3.3   26.3   in 1978   0.0   in 2020  
Season Snow   25.0   22.2   20.7   +4.3   51.0   in 1996   2.8   in 1980  
    February 11, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   86%   92%   83%   +3%   100%   in 2018   45%   in 1991  
Minimum Humidity   44%   51%   52%   -8%   96%   in 2018   24%   in 1962  
Average Humidity   65%   72%   68%   -3%   98%   in 2018   38%   in 1991  
Maximum Barometer   30.06   30.28   30.13   -00.07   30.94   in 1906   29.39   in 1970  
Minimum Barometer   29.94   30.16   29.78   +00.16   30.28   in 2019   28.98   in 1970  
Average Barometer   30.00   30.22   29.96   +00.04   30.47   in 1988   29.19   in 1970  
Average Wind   7.0   5.8   8.5   -1.5   22.3   in 1973   2.3   in 1985  
Direction   S   NNW   N       NNE         N        
High Wind Gust   22   20   27   -5   58   in 1955   12   in 1985  
Direction   SSW   NNW   NW       SSE         S        
Maximum Water Temp   40.5   39.0   38.1   +2.4   44.0   in 2012   34.6   in 2015  
Minimum Water Temp   38.7   37.6   36.2   +2.5   42.8   in 2012   33.4   in 2019  
Average Water Temp   39.6   38.3   37.2   +2.4   43.4   in 2012   34.1   in 2015  
Sunrise/ AM Twilight   6:45:23 AM   6:15:24 AM            
Sunset / PM Twilight   5:13:41 PM   5:43:28 PM            
Length Of Day   10:31:07                          
Special Conditions   None                              
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