Portsmouth Rhode Island Weather Almanac  
Tuesday, August 30, 2022  
Mostly Cloudy early w/Fog, P Cloudy Day to Cloudy PM, Breezy, Very Warm, Record High Dew Points  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2022
    August 30, 2022   Record   Record  
Observed Daily Data   2022   2021   Norm   Depart   Highest   Lowest  
Maximum Temperature   83   82   77   +6   94   in 1973   62   in 1903  
Minimum Temperature   72   68   62   +10   72   in 2022   46   in 1986  
Average Temperature   78   75   70   +8   82   in 1973   58   in 1986  
 Month Avg Max Temperature   83.3   81.4   78.6   +4.6   83.3   in 2022   73.4   in 1903  
Month Avg Min Temperature   67.0   66.9   63.8   +3.2   68.2   in 2018   57.3   in 1964  
Month Average Temperature   75.5   74.4   71.2   +4.2   75.5   in 2018   65.9   in 1964  
High Heat Index   91   88   79   +12   103   in 1973            
Low Wind Chill                             43   in 1986  
Heating Degree Days   0   0   1   -1   7   in 1986   0   in 2022  
Month HDD   0   0   3   -3   36   in 1905   0   in 2022  
Season HDD   0   0   3   -3   36   in 1905   0   in 2022  
Cooling Degree Days   13   10   5   +8   17   in 1973   0   in 2017  
Month CDD   314   282   204   +110   316   in 2018   54   in 1964  
Year CDD   695   672   532   +163   765   in 2020   244   in 1902  
Maximum Dew Point   76   75   66   +10   76   in 2022   39   in 1965  
Minimum Dew Point   71   67   58   +13   71   in 2022   31   in 1965  
Average  Dew Point   74   71   62   +12   74   in 2022   35   in 1965  
 Month Avg Max Dew Point   71.6   72.5   68.0   +3.7   72.5   in 2021   60.4   in 1964  
Month Avg Min Dew Point   63.7   64.1   59.7   +4.0   65.2   in 2018   50.4   in 1964  
Month Average Dew Point   67.7   68.3   63.8   +3.8   68.8   in 2018   55.4   in 1964  
Precipitation   .00   .00   .11   -.11   3.72   in 1985            
One Hour   .00   .00           1.01   in 1985            
Hourly Rate   .00   .00           3.74   in 2005            
Month Precipitation   1.10   6.27   3.52   -2.42   11.77   in 1946   .33   in 1993  
Year Precipitation   24.51   29.10   29.17   -4.66   45.24   in 1998   16.54   in 1957  
Snow   #N/A   #N/A   0.0   #N/A       in         in    
Snow Depth   #N/A   #N/A               in         in    
Month Snow   0.0   0.0   0.0   +0.0       in         in    
Season Snow   #N/A   #N/A   #N/A   #N/A   #N/A   in #N/A   #N/A   in #N/A  
    August 30, 2022     Record Record
Observed Daily Data   2022   2021   Norm   Depart   Highest Lowest
Maximum Humidity   99%   97%   92%   +7%   100%   in 2017   59%   in 1953  
Minimum Humidity   78%   79%   61%   +17%   93%   in 2005   29%   in 1995  
Average Humidity   89%   88%   77%   +12%   96%   in 2005   45%   in 1953  
Maximum Barometer   30.03   30.07   30.08   -00.05   30.55   in 1986   29.85   in 1989  
Minimum Barometer   29.78   29.77   29.88   -00.10   30.17   in 2000   29.43   in 2020  
Average Barometer   29.91   29.92   29.98   -00.08   30.30   in 1986   29.68   in 1989  
Average Wind   8.3   6.9   5.4   +2.9   11.1   in 1965   1.1   in 2008  
Direction   SSW   SW   SSW       W         SSW        
High Wind Gust   22   25   20   +2   35   in 1965   10   in 2008  
Direction   SSW   SSW   SW       WNW         S        
Maximum Water Temp   74.7   76.3   70.6   +4.1   76.3   in 2021   65.1   in 2020  
Minimum Water Temp   72.7   73.4   68.3   +4.4   73.4   in 2021   63.0   in 2020  
Average Water Temp   73.7   74.9   69.5   +4.2   74.9   in 2021   64.1   in 2020  
Sunrise/ AM Twilight   6:09:08 AM   5:07:59 AM            
Sunset / PM Twilight   7:21:23 PM   8:35:19 PM            
Length Of Day   14:26:57                          
Special Conditions   Fog                                  
Comments   Extreme  Drought  
Hour-by-Hour Weather For August 30, 2022            
Climate Weather for August 30            
Weather History For August 30            
Weather Calendar            
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