Portsmouth Rhode Island Weather Almanac  
Wednesday, January 17, 2024  
Clear early, Partly Cloudy Day to Clear PM, Windy, Very Cold  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2024
    January 17, 2024   Record   Record  
Observed Daily Data   2024   2023   Norm   Depart   Highest   Lowest  
Maximum Temperature   26   50   37   -11   58   in 1995   18   in 1971  
Minimum Temperature   18   31   24   -6   41   in 1995   -5   in 1982  
Average Temperature   22   41   31   -9   50   in 1995   11   in 1971  
 Month Avg Max Temperature   40.6   44.4   38.8   +1.9   46.9   in 2007   24.5   in 1981  
Month Avg Min Temperature   27.6   33.1   25.1   +2.6   34.5   in 2007   8.1   in 1981  
Month Average Temperature   34.3   39.1   32.1   +2.2   40.8   in 2007   16.6   in 1981  
High Heat Index                   #N/A   in #N/A            
Low Wind Chill   6   24   8   -2             -30   in 1982  
Heating Degree Days   43   24   34   +9   54   in 1971   15   in 1995  
Month Heating DD   522   441   560   -38   823   in 1981   411   in 2007  
Season Heating DD   2199   2134   2430   -231   3165   in 1918   1832   in 2016  
Cooling Degree Days   0   0   0   +0       in     0   in Many  
Month Cooling DD   0   0   0   +0   3   in 2022   0   in Many  
Year Cooling DD   726   784   609   +117   871   in 2020   290   in 1902  
Maximum Dew Point   19   34   30   -11   56   in 1995   -3   in 1971  
Minimum Dew Point   7   24   13   -6   38   in 1995   -21   in 1982  
Average  Dew Point   13   29   22   -9   47   in 1995   -9   in 1971  
 Month Avg Max Dew Point   33.7   39.5   31.4   +2.3   41.6   in 2007   11.7   in 1981  
Month Avg Min Dew Point   20.1   28.4   15.4   +4.7   28.4   in 2023   -7.3   in 1981  
Month Average Dew Point   27.2   34.2   23.5   +3.7   34.2   in 2023   2.2   in 1981  
Precipitation   .00   .02   .12   -.12   2.08   in 1909            
One Hour Rain   .00   .02           .38   in 2022            
Half Hour Rain   .00   .01           .22   in 2022            
Hourly Rain Rate   .00   .00           .65   in 2022            
Month Precipitation   4.93   2.56   2.06   +2.87   7.01   in 1979   .12   in 1984  
Year Precipitation   4.93   2.56   2.06   +2.87   7.01   in 1979   .12   in 1984  
Snow   0.0   0.0   0.3   -0.3   9.6   in 1956            
Snow Depth   1   0   1   -0   13   in 1912            
Month Snow   5.6   0.1   5.1   +0.5   25.8   in 1996   0.0   in 2007  
Season Snow   5.7   1.6   12.2   -6.5   41.6   in 1996   0.2   in 1914  
    January 17, 2024     Record Record
Observed Daily Data   2024   2023   Norm   Depart   Highest Lowest
Maximum Humidity   82%   87%   83%   -1%   100%   in 2018   52%   in 1972  
Minimum Humidity   58%   48%   50%   +8%   91%   in 1996   24%   in 2019  
Average Humidity   70%   68%   66%   +4%   96%   in 1996   43%   in 2007  
Maximum Barometer   30.05   29.70   30.14   -00.09   30.76   in 2007   29.33   in 1958  
Minimum Barometer   29.70   29.60   29.82   -00.12   30.29   in 2009   29.08   in 1959  
Average Barometer   29.88   29.65   29.98   -00.10   30.49   in 2007   29.26   in 1958  
Average Wind   11.1   6.0   8.8   +2.3   24.3   in 2000   3.0   in 1978  
Direction   W   W   WNW       NW ENE
High Wind Gust   32   17   27   +5   50   in 2000   12   in 1978  
Direction   NW   NNW   WNW       WNW ENE
Maximum Water Temp   43.5   41.9   40.6   +2.9   45.3   in 2007   35.8   in 2009  
Minimum Water Temp   39.6   40.8   37.8   +1.8   43.0   in 2021   31.7   in 2004  
Average Water Temp   41.6   41.4   39.1   +2.5   43.7   in 2021   35.2   in 2004  
Sunrise/ AM Twilight   7:08:33 AM   6:37:50 AM            
Sunset / PM Twilight   4:42:09 PM   5:12:57 PM            
Length Of Day   16:41:52                          
Special Conditions   None                              
Comments      
Hour-by-Hour Weather For January 17, 2024            
Climate Weather for January 17            
Weather History For January 17            
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