Portsmouth Rhode Island Weather Almanac
Tuesday, November 12, 2019
Mostly Cloudy and Warm early then Cloudy, Light Rain to Light Snow and Sharply Colder PM, Clearing Late and Windy
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    November 12, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   59   50   53   +6   71   in 1909   36   in 1894  
Minimum Temperature   25   30   38   -13   56   in 1935   24   in 1926  
Average Temperature   42   40   46   -4   61   in 1909   31   in 1894  
Precipitation   .10   .00   .15   -.05   3.18   in 1947            
One Hour   .03   .00           .53   in 2006            
Snow   T   0.0   0.0   +0.0   8.1   in 1987            
Snow Depth   0   0           T   in 1987            
HDD   23   25   19   +4   34   in 1894   4   in 1909  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   54   44   43   +11   61   in 2006   19   in 1976  
Minimum Dew Point   9   23   29   -20   52   in 2006   9   in 2019  
Average  Dew Point   32   34   36   -4   57   in 2006   18   in 1976  
Maximum Humidity   97%   85%   88%   +9%   100%   in 2014   58%   in 2016  
Minimum Humidity   46%   47%   53%   -7%   98%   in 1985   30%   in 2005  
Average Humidity   72%   66%   70%   +1%   99%   in 1985   46%   in 1989  
Maximum Barometer   30.03   30.47   30.16   -00.13   30.69   in 1985   29.59   in 1983  
Minimum Barometer   29.67   30.34   29.86   -00.19   30.41   in 2017   29.07   in 1983  
Average Barometer   29.85   30.41   30.01   -00.16   30.47   in 2017   29.33   in 1983  
Average Wind   13.6   5.0   7.8   +5.8   16.8   in 1982   2.8   in 2005  
Direction   NW   SSE   WNW       S         NW        
High Wind Gust   36   19   25   +11   61   in 1947   10   in 2017  
Direction   NW   SSE   WNW       NW         ENE        
Wind Chill   10   30   31   -21             10   in 2019  
Maximum Water Temp   52.4   49.3   53.7   -1.3   56.6   in 2015   48.8   in 2010  
Minimum Water Temp   48.7   47.7   51.4   -2.7   55.8   in 2015   46.9   in 2010  
Average Water Temp   50.6   48.5   52.6   -2.0   56.2   in 2015   47.9   in 2010  
Sunrise/ AM Twilight   6:31:18 AM   6:01:50 AM            
Sunset / PM Twilight   4:27:42 PM   4:57:11 PM            
Length Of Day   9:56:24                          
Special Conditions   Dense Fog                              
Comments      
    November 12, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   54.7   56.7   54.9   -0.3   64.8   in 1975   46.3   in 1894  
Avg Minimum Temperature   35.7   44.1   40.0   -4.3   47.9   in 2015   32.3   in 1980  
Average Temperature   45.2   50.4   47.6   -2.4   55.4   in 1938   40.0   in 1894  
Total Precipitation   1.18   3.55   1.78   -.60   6.64   in 1969   .00   in 1917  
Total Snow   T   0.0   0.0   +0.0   8.3   in 1987   0.0   in 2018  
Total HDD   236   174   209   +27   295   in 1894   112   in 1938  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   46.7   51.0   44.3   +2.3   54.0   in 2015   33.3   in 1973  
Avg Minimum Dew Point   25.8   36.5   30.9   -5.1   43.9   in 2015   20.8   in 1980  
Average  Dew Point   36.3   43.8   37.6   -1.4   49.0   in 2015   27.8   in 1973  
    November 12, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   47.55   44.34   41.09   +6.46   52.79   in 1998   21.93   in 1957  
Total Snow (since Jul 1 19)   T   0.0   T   +0.0   8.3   in 1987   0.0   in 2018  
Total HDD (since Jul 1 19)   548   570   644   -96   844   in 1992   403   in 2017  
Total CDD (since Jan 1)   731   775   563   +168   807   in 2016   290   in 1902  
Hour-by-Hour Weather For November 12, 2019
Climate Weather for November 12
Weather History For November 12
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