Portsmouth Rhode Island Weather Almanac  
Saturday, January 27, 2024  
Cloudy, Light Fog and Cooler   PASTE VALUES
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2024
    January 27, 2024   Record   Record  
Observed Daily Data   2024   2023   Norm   Depart   Highest   Lowest  
Maximum Temperature   39   42   37   +2   56   in 2012   12   in 1924  
Minimum Temperature   35   30   23   +12   45   in 1952   0   in 1924  
Average Temperature   37   36   30   +7   50   in 1952   6   in 1924  
 Month Avg Max Temperature   39.0   44.2   38.1   +0.9   46.1   in 1913   28.0   in 2004  
Month Avg Min Temperature   27.0   32.9   24.3   +2.7   32.9   in 2023   12.3   in 1982  
Month Average Temperature   33.2   38.8   31.3   +1.9   39.1   in 1932   21.3   in 1970  
High Heat Index                   #N/A   in #N/A            
Low Wind Chill   29   24   12   +17             -18   in 1924  
Heating Degree Days   28   29   35   -7   59   in 1924   15   in 1952  
Month Heating DD   859   708   910   -51   1180   in 1970   698   in 1932  
Season Heating DD   2536   2401   2780   -244   3593   in 1918   2182   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   39   30   28   +11   55   in 2012   3   in 1982  
Minimum Dew Point   33   22   11   +22   42   in 1952   -11   in 1994  
Average  Dew Point   36   26   20   +16   47   in 1952   -3   in 1982  
 Month Avg Max Dew Point   32.6   39.6   30.3   +2.3   39.6   in 2023   14.9   in 1981  
Month Avg Min Dew Point   19.7   27.9   14.2   +5.5   27.9   in 2023   -1.7   in 1981  
Month Average Dew Point   26.4   33.9   22.4   +4.0   33.9   in 2023   6.6   in 1981  
Precipitation   .00   .00   .11   -.11   1.93   in 1894            
One Hour Rain   .00   .00           .51   in 1986            
Half Hour Rain   .00   .00           .09   in 2012            
Hourly Rain Rate   .00   .00           .86   in 2012            
Month Precipitation   5.79   7.07   3.23   +2.56   12.02   in 1979   .78   in 1955  
Year Precipitation   5.79   7.07   3.23   +2.56   12.02   in 1979   .78   in 1955  
Snow   0.0   0.0   0.4   -0.4   19.4   in 1894            
Snow Depth   0   0   2   -2   27   in 2005            
Month Snow   6.4   0.8   8.8   -2.4   33.8   in 2005   T   in 1967  
Season Snow   6.5   2.3   15.9   -9.4   46.0   in 2005   0.5   in 1928  
    January 27, 2024     Record Record
Observed Daily Data   2024   2023   Norm   Depart   Highest Lowest
Maximum Humidity   99%   83%   83%   +16%   100%   in 2011   55%   in 2006  
Minimum Humidity   87%   53%   53%   +34%   93%   in 1976   22%   in 2006  
Average Humidity   93%   68%   68%   +25%   97%   in 1958   39%   in 2006  
Maximum Barometer   30.23   30.19   30.13   +00.10   30.92   in 1927   29.41   in 1979  
Minimum Barometer   30.08   29.82   29.77   +00.31   30.59   in 1994   28.85   in 1986  
Average Barometer   30.16   30.01   29.95   +00.20   30.71   in 1994   29.16   in 1986  
Average Wind   6.0   5.8   9.2   -3.2   23.4   in 1971   1.2   in 1984  
Direction   N   NW   NW       W S
High Wind Gust   17   21   28   -11   52   in 1971   13   in 1999  
Direction   N   WNW   WNW       W SSW
Maximum Water Temp   43.5   43.5   39.3   +4.2   44.5   in 2012   35.3   in 2005  
Minimum Water Temp   42.4   42.1   36.9   +5.5   42.8   in 2012   32.4   in 2004  
Average Water Temp   43.0   42.8   38.1   +4.9   43.7   in 2012   34.0   in 2004  
Sunrise/ AM Twilight   7:01:49 AM   6:31:37 AM            
Sunset / PM Twilight   4:54:22 PM   5:24:25 PM            
Length Of Day   16:54:03                          
Special Conditions   None                              
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