Portsmouth Rhode Island Weather Almanac  
Friday, June 14, 2024  
Clear early, Partly Cloudy Day to Mostly Cloudy PM, Light Rain Late, Warmer  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2024
    June 14, 2024   Record   Record  
Observed Daily Data   2024   2023   Norm   Depart   Highest   Lowest  
Maximum Temperature   76   74   73   +3   92   in 1956   56   in 1951  
Minimum Temperature   63   58   57   +6   66   in 1984   45   in 1912  
Average Temperature   70   66   65   +5   78   in 1956   54   in 1982  
 Month Avg Max Temperature   74.9   70.1   71.4   +3.5   78.5   in 1925   60.8   in 1907  
Month Avg Min Temperature   57.5   53.4   55.1   +2.4   59.9   in 2008   47.2   in 1907  
Month Average Temperature   66.5   61.9   63.4   +3.1   69.0   in 1899   54.1   in 1907  
High Heat Index   79   75   73   +6   96   in 2005            
Low Wind Chill                             44   in 1912  
Heating Degree Days   0   0   1   -1   11   in 1982   0   in 2024  
Month Heating DD   4   54   37   -33   152   in 1907   2   in 1899  
Season Heating DD   4951   4776   5496   -545   6601   in 1905   4414   in 1932    
Cooling Degree Days   5   1   2   +3   13   in 1956   0   in 2021    
Month Cooling DD   25   11   19   +6   80   in 1984   0   in 1998    
Year Cooling DD   35   11   30   +5   80   in 1984   0   in 1972    
Maximum Dew Point   68   64   62   +6   74   in 2005   47   in 1985    
Minimum Dew Point   60   56   53   +7   64   in 1999   29   in 1958    
Average  Dew Point   64   60   57   +7   67   in 2001   41   in 1978  
 Month Avg Max Dew Point   63.9   59.6   60.4   +3.4   65.5   in 1996   50.0   in 1988  
Month Avg Min Dew Point   58.7   55.3   50.5   +8.2   59.8   in 2021   41.7   in 1988  
Month Average Dew Point   58.7   55.3   55.4   +3.3   60.6   in 2005   45.9   in 1988  
Precipitation   .03   .08   .12   -.09   1.76   in 1998            
One Hour Rain   .03   .08           .94   in 1998            
Half Hour Rain   .02   .07           .14   in 2013            
Hourly Rain Rate   .04   1.14           1.72   in 2004            
Month Precipitation   .73   .71   1.65   -.92   8.29   in 1982   T   in 1949  
Year Precipitation   29.89   21.38   20.82   +9.07   36.73   in 1983   12.64   in 1957  
Snow   0.0   0.0   ######   ######   0.0   in 1900            
Snow Depth   0   0   38882   -38882   43996   in              
Month Snow   #N/A   #N/A   #N/A   #N/A   #N/A   in #N/A   #N/A   in Many  
Season Snow   12.7   9.1   33.8   -21.1   84.1   in 1996   5.0   in 1998  
    June 14, 2024     Record Record
Observed Daily Data   2024   2023   Norm   Depart   Highest Lowest
Maximum Humidity   96%   98%   93%   +3%   100%   in 2018   69%   in 1991  
Minimum Humidity   75%   59%   58%   +17%   94%   in 1998   23%   in 1958  
Average Humidity   86%   79%   75%   +10%   97%   in 1998   50%   in 1991  
Maximum Barometer   29.97   29.65   30.01   -00.04   30.39   in 2020   29.57   in 1959  
Minimum Barometer   29.85   29.49   29.81   +00.04   30.26   in 2020   29.38   in 1958  
Average Barometer   29.91   29.57   29.91   +00.00   30.33   in 2020   29.50   in 1998  
Average Wind   9.6   6.7   6.0   +3.6   13.1   in 1978   1.9   in 2006  
Direction   SSW   W   S       WNW         SSW        
High Wind Gust   30   28   21   +9   36   in 1978   10   in 1968  
Direction   SSW   SSE   SSW       WNW         S        
Maximum Water Temp   67.1   64.4   63.5   +3.6   68.5   in 2001   57.4   in 1998  
Minimum Water Temp   65.1   62.2   60.0   +5.1   65.3   in 2007   55.4   in 2006  
Average Water Temp   66.1   63.3   61.7   +4.4   66.1   in 2024   56.4   in 1998  
Sunrise/ AM Twilight   5:10:26 AM   4:36:52 AM            
Sunset / PM Twilight   8:20:24 PM   8:54:40 PM            
Length Of Day   15:09:58                          
Special Conditions   None                                  
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