Portsmouth Rhode Island Weather Almanac  
Tuesday, March 7, 2023  
Mostly Cloudy early, Partly Cloudy Day to Mostly Cloudy PM, Windy and Colder  
  Climate Normal Period Climate Record Period
  1991 - 2020 1893 - 2023
    March 7, 2023   Record   Record  
Observed Daily Data   2023   2022   Norm   Depart   Highest   Lowest  
Maximum Temperature   42   58   43   -1   64   in 2009   20   in 1913  
Minimum Temperature   29   49   28   +1   49   in 2022   7   in 2007  
Average Temperature   36   54   36   +0   54   in 2022   14   in 2007  
 Month Avg Max Temperature   45.0   45.1   42.0   +3.0   55.0   in 1974   29.9   in 1912  
Month Avg Min Temperature   31.9   29.1   27.4   +4.4   37.9   in 1974   14.1   in 1950  
Month Average Temperature   38.6   37.6   35.1   +3.4   46.9   in 1974   23.9   in 1978  
High Heat Index                                      
Low Wind Chill   17   43   18   -1             -9   in 2007  
Heating Degree Days   29   11   29   +0   51   in 2007   11   in 2022  
Month HDD   185   192   209   -24   288   in 1978   127   in 1974  
Season HDD   3495   3762   4035   -540   5057   in 1905   3380   in 2016  
Cooling Degree Days   0   #N/A   #REF!   #REF!   0   in 2023   0   in    
Month CDD                                 in    
Year CDD                                      
Maximum Dew Point   24   51   33   -9   51   in 2022   7   in 1990  
Minimum Dew Point   12   42   18   -6   42   in 2022   -16   in 2007  
Average  Dew Point   18   47   26   -8   47   in 2022   -3   in 2007  
 Month Avg Max Dew Point   34.1   39.0   32.3   +1.9   45.9   in 1991   13.6   in 1978  
Month Avg Min Dew Point   23.0   17.3   16.9   +6.1   32.4   in 1979   -5.0   in 1950  
Month Average Dew Point   28.9   28.1   24.9   +4.0   37.4   in 1991   7.4   in 1950  
Precipitation   .00   .02   .13   -.13   2.85   in 1967            
One Hour   .00   .01           .43   in 1967            
Hourly Rate   .00   .00           2.36   in 2008            
Month Precipitation   1.34   .24   .91   +.43   4.33   in 2018   .00   in 1935  
Year Precipitation   10.47   9.63   8.01   +2.46   18.75   in 1979   2.66   in 1980  
Snow   0.0   0.0   0.2   -0.2   3.4   in 1916       in    
Snow Depth   0   0           24   in 2015       in    
Month Snow   0.1   0.0   1.6   -1.5   15.3   in 1960   0.0   in 2022  
Season Snow   9.1   33.7   28.9   -19.8   71.4   in 1996   4.7   in 1998  
    March 7, 2023     Record Record
Observed Daily Data   2023   2022   Norm   Depart   Highest Lowest
Maximum Humidity   69%   98%   84%   -15%   100%   in 2011   53%   in 1953  
Minimum Humidity   36%   63%   51%   -15%   92%   in 1996   24%   in 2020  
Average Humidity   53%   81%   68%   -15%   95%   in 1973   41%   in 1990  
Maximum Barometer   29.92   29.91   30.13   -00.21   30.92   in 1990   29.50   in 1965  
Minimum Barometer   29.65   29.44   29.75   -00.10   30.48   in 1990   28.38   in 1932  
Average Barometer   29.79   29.68   29.94   -00.16   30.70   in 1990   29.29   in 1991  
Average Wind   13.2   9.8   9.5   +3.7   22.7   in 1986   3.7   in 1987  
Direction   NNW   SW   WNW       WNW WSW
High Wind Gust   32   39   29   +3   59   in 1962   13   in 1960  
Direction   NNW   W   NW       NNE NNW
Maximum Water Temp   42.4   42.8   39.0   +3.4   43.0   in 2012   32.8   in 2015  
Minimum Water Temp   41.5   41.2   37.1   +4.4   41.5   in 2023   31.3   in 2015  
Average Water Temp   42.0   42.0   38.1   +3.9   42.0   in 2023   32.1   in 2015  
Sunrise/ AM Twilight   6:10:25 AM   5:40:37 AM            
Sunset / PM Twilight   5:42:23 PM   6:11:19 PM            
Length Of Day   11:31:58                          
Special Conditions   None                              
Comments      
Hour-by-Hour Weather For March 7, 2023            
Climate Weather for March 7            
Weather History For March 7            
Weather Calendar            
Back To Weather Stat Page            
Home