Portsmouth Rhode Island Weather Almanac  
Thursday, January 16, 2025  
Partly Cloudy to Cloudy PM, Continued Cold  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2025
    January 16, 2025   Record   Record  
Observed Daily Data   2025   2024   Norm   Depart   Highest   Lowest  
Maximum Temperature   33   35   37   -4   59   in 1995   6   in 1994  
Minimum Temperature   19   24   24   -5   50   in 1995   -6   in 2004  
Average Temperature   26   30   31   -5   55   in 1995   2   in 1994  
 Month Avg Max Temperature   35.4   41.6   38.9   -3.5   48.4   in 2007   24.3   in 1981  
Month Avg Min Temperature   24.6   28.3   25.1   -0.6   35.9   in 2007   7.7   in 1981  
Month Average Temperature   30.3   35.1   32.1   -1.9   42.3   in 2007   16.3   in 1981  
High Heat Index   76               76   in 2024            
Low Wind Chill   11   11   9   +2             -34   in 2004  
Heating Degree Days   39   35   34   +5   63   in 1994   10   in 1995  
Month Heating DD   556   479   526   +30   780   in 1981   364   in 2007  
Season Heating DD   2208   2159   2396   -188   3129   in 1918   1803   in 2016    
Cooling Degree Days   0   0   #REF!   #REF!   0   in 1900   0   in All    
Month Cooling DD                                        
Year Cooling DD                                        
Maximum Dew Point   23   34   30   -7   57   in 1995   -12   in 1994    
Minimum Dew Point   12   19   14   -2   49   in 1995   -22   in 2004    
Average  Dew Point   18   27   22   -4   53   in 1995   -16   in 1994  
 Month Avg Max Dew Point   24.1   34.6   31.5   -7.4   43.9   in 2007   10.9   in 1981  
Month Avg Min Dew Point   15.5   20.9   15.5   +0.0   28.6   in 2023   -8.1   in 1981  
Month Average Dew Point   20.1   28.1   23.6   -3.5   35.2   in 2007   1.4   in 1981  
Precipitation   .00   .61   .12   -.12   1.14   in 2021            
One Hour Rain   .00   .19           .24   in 2021            
Half Hour Rain   .00   .10         .13   in 2021            
Hourly Rain Rate   .00   .30           .72   in 2021            
Month Precipitation   .46   4.93   1.94   -1.48   6.72   in 1979   .12   in 1984  
Year Precipitation   .46   4.93   1.94   -1.48   6.72   in 1979   .12   in 1984    
Snow   0.0   2.1   0.3   -0.3   7.0   in 1965   0.0   in      
Snow Depth   0   2   1.4   -1   13   in 1912   0   in      
Month Snow   0.4   5.6   4.8   -4.4   25.8   in 1996   0.0   in 2007    
Season Snow   0.6   5.7   11.9   -11.3   41.6   in 1996   0.2   in 1914    
    January 16, 2025     Record Record  
Observed Daily Data   2025   2024   Norm   Depart   Highest Lowest  
Maximum Humidity   85%   99%   83%   +2%   100%   in 2014   46%   in 1994    
Minimum Humidity   49%   79%   54%   -5%   97%   in 2014   23%   in 1962    
Average Humidity   67%   89%   69%   -2%   99%   in 2014   40%   in 1994    
Maximum Barometer   30.06   30.18   30.12   -00.06   30.74   in 1996   29.41   in 1959  
Minimum Barometer   29.83   29.53   29.77   +00.06   30.40   in 2018   28.79   in 1959  
Average Barometer   29.95   29.86   29.95   -00.00   30.50   in 1996   29.10   in 1959  
Average Wind   6.2   10.5   9.2   -3.0   19.6   in 1960   2.6   in 2014  
Direction   WNW   N   WNW       NW         NNW        
High Wind Gust   22   33   28   -6   48   in 1959   9   in 1993  
Direction   SW   NW   NW       SW         N        
Maximum Water Temp   38.3   44.2   40.2   -1.9   49.5   in 2007   34.4   in 2018  
Minimum Water Temp   36.7   40.6   37.9   -1.2   46.0   in 2007   31.0   in 2004  
Average Water Temp   37.5   42.4   39.0   -1.5   47.8   in 2007   32.8   in 2004  
Sunrise/ AM Twilight   7:08:40 AM   6:38:16 AM            
Sunset / PM Twilight   4:40:59 PM   5:11:51 PM            
Length Of Day   16:41:35                          
Special Conditions   None                                  
Comments                                      
Hour-by-Hour Weather For January 16, 2025
Climate Weather for January 16
Weather History For January 16
Weather Calendar
Back To Weather Stat Page