Portsmouth Rhode Island Weather Almanac  
Saturday, January 25, 2025  
Partly Cloudy to Clear PM, Contined Dry and Cold  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2025
    January 25, 2025   Record   Record  
Observed Daily Data   2025   2024   Norm   Depart   Highest   Lowest  
Maximum Temperature   32   53   37   -5   54   in 2010   17   in 2004  
Minimum Temperature   15   38   23   -8   44   in 2010   -2   in 1945  
Average Temperature   24   46   30   -6   49   in 2010   8   in 1945  
 Month Avg Max Temperature   34.5   38.8   38.2   -3.7   46.0   in 1913   28.2   in 1970  
Month Avg Min Temperature   22.2   26.3   24.4   -2.2   32.8   in 2023   11.4   in 1981  
Month Average Temperature   28.6   32.8   31.4   -2.8   39.0   in 1932   20.2   in 1981  
High Heat Index   76               76   in 2024            
Low Wind Chill   10   31   14   -4             -21   in 2004  
Heating Degree Days   41   19   35   +6   57   in 1945   16   in 2010  
Month Heating DD   909   806   840   +69   1120   in 1981   651   in 1932  
Season Heating DD   2561   2486   2710   -149   3504   in 1918   2130   in 2016    
Cooling Degree Days   0   0   #REF!   #REF!   0   in 1900   0   in All    
Month Cooling DD                                        
Year Cooling DD                                        
Maximum Dew Point   18   52   28   -10   53   in 2010   -8   in 2004    
Minimum Dew Point   9   36   12   -3   43   in 2010   -18   in 1961    
Average  Dew Point   14   44   20   -6   48   in 2010   -12   in 2004  
 Month Avg Max Dew Point   24.3   32.0   30.5   -6.2   39.4   in 2023   13.7   in 1981  
Month Avg Min Dew Point   13.9   18.5   14.4   -0.6   28.2   in 2023   -3.4   in 1981  
Month Average Dew Point   19.4   25.5   22.6   -3.2   34.0   in 2023   5.1   in 1981  
Precipitation   .00   .15   .11   -.11   2.65   in 1979            
One Hour Rain   .00   .06           .44   in 1979            
Half Hour Rain   .00   .04         .18   in 2010            
Hourly Rain Rate   .00   .08           2.37   in 2020            
Month Precipitation   1.49   5.53   3.01   -1.52   11.78   in 1979   .78   in 1955  
Year Precipitation   1.49   5.53   3.01   -1.52   11.78   in 1979   .78   in 1955    
Snow   0.0   0.0   0.4   -0.4   5.1   in 1941   0.0   in      
Snow Depth   1   0   1.5   -0.5   25   in 2005   0   in      
Month Snow   3.2   6.4   8.0   -4.8   31.4   in 2005   T   in 1986    
Season Snow   3.4   6.5   15.1   -11.7   43.6   in 2005   0.5   in 1928    
    January 25, 2025     Record Record  
Observed Daily Data   2025   2024   Norm   Depart   Highest Lowest  
Maximum Humidity   81%   99%   84%   -3%   100%   in 1990   45%   in 1992    
Minimum Humidity   52%   87%   54%   -2%   94%   in 1979   20%   in 1989    
Average Humidity   67%   93%   69%   -2%   97%   in 1979   33%   in 1992    
Maximum Barometer   30.34   30.29   30.13   +00.21   30.81   in 1986   29.37   in 1979  
Minimum Barometer   30.21   30.08   29.75   +00.46   30.34   in 1952   28.63   in 1979  
Average Barometer   30.28   30.19   29.94   +00.34   30.51   in 1952   29.00   in 1979  
Average Wind   6.2   7.4   8.2   -2.0   17.3   in 1964   2.7   in 2011  
Direction   SSW   SSW   WNW       S         WNW        
High Wind Gust   24   21   27   -3   56   in 1964   11   in 2011  
Direction   SSW   SW   WNW       SW         SW        
Maximum Water Temp   37.8   43.5   39.3   -1.5   45.5   in 2007   34.2   in 2003  
Minimum Water Temp   35.2   41.5   37.0   -1.8   43.3   in 2007   30.3   in 2004  
Average Water Temp   36.5   42.5   38.2   -1.7   44.4   in 2007   33.0   in 2004  
Sunrise/ AM Twilight   7:02:50 AM   6:33:07 AM            
Sunset / PM Twilight   4:51:52 PM   5:22:04 PM            
Length Of Day   16:52:30                          
Special Conditions   None                                  
Comments                                      
Hour-by-Hour Weather For January 25, 2025
Climate Weather for January 25
Weather History For January 25
Weather Calendar
Back To Weather Stat Page