Portsmouth Rhode Island Weather Almanac  
Saturday, February 8, 2025  
Partly Cloudy to Cloudy, Moderate Snow and Fog Late, Colder  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2025
    February 8, 2025   Record   Record  
Observed Daily Data   2025   2024   Norm   Depart   Highest   Lowest  
Maximum Temperature   36   46   38   -2   57   in 2017   18   in 1994  
Minimum Temperature   25   26   24   +1   39   in 1965   -4   in 1934  
Average Temperature   31   36   32   -1   47   in 2017   8   in 1934  
 Month Avg Max Temperature   38.6   40.6   37.8   +0.9   48.4   in 1991   24.6   in 1996  
Month Avg Min Temperature   22.3   28.9   23.8   -1.5   32.6   in 2020   8.4   in 1918  
Month Average Temperature   30.8   34.9   31.3   -0.5   40.0   in 1991   17.9   in 1934  
High Heat Index   76               76   in 2024            
Low Wind Chill   16   26   9   +7             -24   in 1963  
Heating Degree Days   34   29   33   +1   57   in 1934   18   in 2017  
Month Heating DD   274   241   270   +4   377   in 1934   200   in 1991  
Season Heating DD   3025   2911   3189   -164   4145   in 1918   2497   in 2016    
Cooling Degree Days   0   0   #REF!   #REF!   0   in 1900   0   in All    
Month Cooling DD                                        
Year Cooling DD                                        
Maximum Dew Point   29   35   29   +0   48   in 2017   0   in 1972    
Minimum Dew Point   15   24   13   +2   38   in 1965   -18   in 1963    
Average  Dew Point   22   30   21   +1   42   in 1965   -5   in 1972  
 Month Avg Max Dew Point   33.6   29.9   28.5   +5.1   41.1   in 2008   9.3   in 1980  
Month Avg Min Dew Point   11.6   20.5   12.1   -0.5   29.4   in 2008   -4.4   in 1993  
Month Average Dew Point   22.9   25.5   21.0   +1.9   35.3   in 2008   2.4   in 1980  
Precipitation   .18   .00   .12   +.06   1.50   in 1971            
One Hour Rain   .00   .00           .29   in 1971            
Half Hour Rain   .00   .00         .06   in 2019            
Hourly Rain Rate   .00   .00           .74   in 2019            
Month Precipitation   .84   T   .92   -.08   3.16   in 1970   .00   in 1987  
Year Precipitation   2.74   6.75   4.59   -1.85   12.38   in 1979   1.28   in 2007    
Snow   2.0   0.0   0.3   +1.7   10.1   in 1945   0.0   in      
Snow Depth   0   0   2.1   -2.1   26   in 1978   0   in      
Month Snow   3.9   0.0   2.4   1.5   26.3   in 1978   0.0   in 2024    
Season Snow   7.3   6.6   19.5   -12.2   51.0   in 1996   2.0   in 1969    
    February 8, 2025     Record Record  
Observed Daily Data   2025   2024   Norm   Depart   Highest Lowest  
Maximum Humidity   96%   97%   82%   +15%   100%   in 2017   49%   in 1980    
Minimum Humidity   46%   52%   50%   -4%   91%   in 1971   22%   in 2000    
Average Humidity   71%   75%   66%   +5%   94%   in 1971   38%   in 1980    
Maximum Barometer   30.30   30.34   30.12   +00.18   30.70   in 1950   29.35   in 1958  
Minimum Barometer   29.98   30.27   29.75   +00.23   30.34   in 2001   29.17   in 1964  
Average Barometer   30.14   30.31   29.93   +00.21   30.43   in 2001   29.28   in 1958  
Average Wind   6.6   2.7   8.6   -2.0   21.5   in 1968   2.3   in 1966  
Direction   WNW   N   WNW       N         NNW        
High Wind Gust   18   15   27   -9   57   in 2013   12   in 2005  
Direction   WNW   S   WNW       NNE         SSE        
Maximum Water Temp   38.1   42.3   38.6   -0.5   44.1   in 2012   34.4   in 2010  
Minimum Water Temp   36.1   40.6   36.8   -0.7   41.9   in 2012   32.5   in 2000  
Average Water Temp   37.1   41.5   37.7   -0.6   43.0   in 2012   33.6   in 2010  
Sunrise/ AM Twilight   6:49:37 AM   6:48:43 AM            
Sunset / PM Twilight   5:10:14 PM   5:39:53 PM            
Length Of Day   10:20:37                          
Special Conditions   Fog                                  
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