Portsmouth Rhode Island Weather Almanac  
Monday, February 6, 2023  
Partly Cloudy & Fog early then Mostly Cloudy and Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2023
    February 6, 2023   Record   Record  
Observed Daily Data   2023   2022   Norm   Depart   Highest   Lowest  
Maximum Temperature   48   29   38   +10   53   in 1991   14   in 1995  
Minimum Temperature   33   11   24   +9   39   in 1991   -2   in 1918  
Average Temperature   41   20   31   +10   46   in 1991   7   in 1895  
 Month Avg Max Temperature   35.7   39.2   37.7   -2.0   49.5   in 1991   20.7   in 1996  
Month Avg Min Temperature   14.0   22.8   23.7   -9.7   35.0   in 2006   3.3   in 1918  
Month Average Temperature   25.2   31.0   31.0   -5.8   41.5   in 2006   14.5   in 1918  
High Heat Index                                      
Low Wind Chill   27   0   9   +18             -19   in 1995  
Heating Degree Days   24   45   34   -10   58   in 1895   19   in 1991  
Month HDD   239   202   204   +35   302   in 1918   140   in 2006  
Season HDD   2733   2899   3123   -390   4073   in 1918   2433   in 2016  
Cooling Degree Days   0   #N/A   #REF!   #REF!   0   in 2023   0   in    
Month CDD                                 in    
Year CDD                                      
Maximum Dew Point   38   21   29   +9   49   in 2008   -4   in 1995  
Minimum Dew Point   22   0   12   +10   37   in 2008   -12   in 1995  
Average  Dew Point   30   11   21   +9   43   in 2008   -8   in 1995  
 Month Avg Max Dew Point   25.3   35.2   28.3   -3.0   43.2   in 2008   6.7   in 1980  
Month Avg Min Dew Point   0.8   16.3   11.8   -11.0   30.2   in 2008   -7.8   in 1980  
Month Average Dew Point   13.2   25.8   21.0   -7.8   36.7   in 2008   -0.6   in 1980  
Precipitation   .00   .00   .12   -.12   1.77   in 2004            
One Hour   .00   .00           .34   in 2004            
Hourly Rate   .00   .00           .79   in 2008            
Month Precipitation   T   1.76   .68   -.68   3.16   in 1970   .00   in 1987  
Year Precipitation   7.19   3.72   4.35   +2.84   12.07   in 1979   1.28   in 2007  
Snow   0.0   0.0   0.3   -0.3   15.6   in 1978       in    
Snow Depth   0   T           26   in 1961       in    
Month Snow   T   0.3   1.8   -1.8   19.2   in 1920   0.0   in 2020  
Season Snow   2.3   25.0   18.9   -16.6   51.0   in 1996   1.5   in 1980  
    February 6, 2023     Record Record
Observed Daily Data   2023   2022   Norm   Depart   Highest Lowest
Maximum Humidity   98%   86%   83%   +15%   100%   in 2008   52%   in 1979  
Minimum Humidity   55%   54%   49%   +6%   93%   in 2008   20%   in 2000  
Average Humidity   77%   70%   66%   +10%   97%   in 2008   39%   in 1979  
Maximum Barometer   30.21   30.67   30.18   +00.03   30.71   in 1928   29.66   in 1975  
Minimum Barometer   29.91   30.51   29.83   +00.08   30.51   in 2022   28.89   in 1964  
Average Barometer   30.06   30.59   30.01   +00.05   30.59   in 2022   29.35   in 1964  
Average Wind   7.9   5.4   7.8   +0.1   17.8   in 1978   2.3   in 1989  
Direction   N   N   WNW       NE WNW
High Wind Gust   32   21   26   +6   49   in 1901   10   in 1970  
Direction   N   N   WNW       NW NNW
Maximum Water Temp   41.7   37.9   38.3   +3.4   43.4   in 2006   35.3   in 2015  
Minimum Water Temp   38.3   36.5   36.5   +1.8   41.1   in 2006   32.0   in 2015  
Average Water Temp   40.0   37.2   37.4   +2.6   42.3   in 2006   33.7   in 2015  
Sunrise/ AM Twilight   6:51:40 AM   6:21:14 AM            
Sunset / PM Twilight   5:07:03 PM   5:37:29 PM            
Length Of Day   10:15:23                          
Special Conditions   Dense Fog                              
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Hour-by-Hour Weather For February 6, 2023            
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