Portsmouth Rhode Island Weather Almanac
Thursday, March 14, 2019
Cloudy to Partly Cloudy PM, Warmer
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    March 14, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   48   39   45   +3   62   in 2002   26   in 1896  
Minimum Temperature   37   28   30   +7   46   in 1927   10   in 1896  
Average Temperature   43   34   37   +6   51   in 2012   18   in 1896  
Precipitation   .00   T   .17   -.17   1.68   in 1958            
One Hour   .00   .00           .39   in 1958            
Snow   0.0   T   0.2   -0.2   5.9   in 1958            
Snow Depth   0   9           14   in 1939            
HDD   22   31   27   -5   47   in 1896   14   in 2012  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   41   28   34   +8   52   in 1977   7   in 1992  
Minimum Dew Point   31   23   19   +12   42   in 2010   -3   in 1981  
Average  Dew Point   36   26   26   +10   45   in 2010   4   in 1992  
Maximum Humidity   88%   91%   89%   -1%   100%   in 2015   50%   in 1974  
Minimum Humidity   67%   56%   55%   +12%   97%   in 1986   23%   in 1982  
Average Humidity   78%   74%   72%   +5%   99%   in 1986   42%   in 1992  
Maximum Barometer   30.34   29.53   30.07   +00.27   30.65   in 1968   29.53   in 2018  
Minimum Barometer   30.13   29.40   29.69   +00.44   30.28   in 1995   28.50   in 1993  
Average Barometer   30.24   29.47   29.88   +00.35   30.36   in 1995   29.23   in 1993  
Average Wind   8.2   10.8   8.5   -0.3   19.5   in 1993   2.0   in 1994  
Direction   SSE   WSW   S       W         S        
High Wind Gust   21   31   27   -6   61   in 1993   13   in 1983  
Direction   SSE   SSW   S       SW         N        
High Heat Index                                      
Wind Chill   33   19   22   +11             -8   in 1993  
Maximum Water Temp   37.9   38.9   39.9   -2.0   47.1   in 2012   35.9   in 2003  
Minimum Water Temp   36.1   35.7   37.9   -1.8   44.3   in 2012   33.6   in 2003  
Average Water Temp   37.0   37.3   39.0   -2.0   45.7   in 2012   34.8   in 2003  
Sunrise/ AM Twilight   6:57:29 AM   6:29:59 AM            
Sunset / PM Twilight   6:51:04 PM   7:18:34 PM            
Length Of Day   11:53:35                          
Special Conditions   None                                  
Comments      
    March 14, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   38.9   43.2   43.7   -4.9   51.9   in 1973   33.1   in 1916  
Avg Minimum Temperature   25.6   31.5   28.4   -2.7   36.9   in 1973   19.3   in 1950  
Average Temperature   32.3   37.4   35.8   -3.5   44.4   in 1973   27.3   in 1916  
Total Precipitation   2.41   5.01   2.29   +.12   5.49   in 1983   .04   in 1915  
Total Snow   9.6   10.7   2.9   +6.7   18.9   in 1941   0.0   in 2011  
Total HDD   454   384   405   +49   525   in 1916   284   in 1973  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   29.1   32.9   32.1   -3.0   40.7   in 1973   18.8   in 1960  
Avg Minimum Dew Point   15.6   25.9   17.0   -1.4   30.0   in 1973   3.9   in 1980  
Average  Dew Point   22.3   29.4   24.5   -2.2   35.4   in 1973   13.1   in 1960  
    March 14, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   11.52   15.98   9.49   +2.03   19.20   in 1979   4.43   in 1980  
Total Snow (since Jul 1 18)   20.9   41.1   28.6   -7.7   75.0   in 2005   4.7   in 1998  
Total HDD (since Jul 1 18)   4342   4029   4356   -14   5274   in 1905   3496   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For March 14, 2019  
Climate Weather for March 14  
Weather History For March 14  
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