Portsmouth Rhode Island Weather Almanac
Thursday, February 27, 2020
Cloudy, Heavy Rain and Fog early, Mostly Cloudy Day to Partly Cloudy PM, Windy and Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    February 27, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   50   26   42   +8   64   in 1976   17   in 1950  
Minimum Temperature   31   16   27   +4   43   in 1997   2   in 1990  
Average Temperature   41   21   34   +7   52   in 1976   10   in 1950  
Precipitation   .97   .05   .13   +.84   1.25   in 1912        
One Hour   .30   .00           .30   in 2020            
Snow   0.0   0.9   0.3   -0.3   5.4   in 1952            
Snow Depth   0   0           18   in 2015            
HDD   24   44   31   -7   55   in 1950   13   in 1976  
CDD   0   0   0   +0   0   in              
Maximum Dew Point   48   19   31   +17   54   in 1957   -6   in 1950  
Minimum Dew Point   13   -5   15   -2   42   in 2000   -12   in 2006  
Average  Dew Point   31   7   23   +8   46   in 2000   -9   in 1950  
Maximum Humidity   97%   92%   82%   +15%   100%   in 2013   51%   in 1986  
Minimum Humidity   41%   27%   49%   -8%   93%   in 2000   13%   in 2004  
Average Humidity   69%   60%   65%   +4%   97%   in 2000   33%   in 2004  
Maximum Barometer   29.78   30.45   30.10   -00.32   30.75   in 1990   29.49   in 1953  
Minimum Barometer   29.28   30.07   29.80   -00.52   30.30   in 1982   29.19   in 2008  
Average Barometer   29.53   30.26   29.95   -00.42   30.46   in 1990   29.39   in 1953  
Average Wind   14.0   8.6   8.2   +5.8   15.9   in 1957   0.8   in 2007  
Direction   W   NW   WNW       S         NNE        
High Wind Gust   33   28   27   +6   51   in 1957   7   in 2007  
Direction   SW   NW   WNW       S         W        
Wind Chill   22   3   14   +8             -19   in 1990  
Maximum Water Temp   37.6   33.6   38.5   -0.9   43.4   in 2012   32.0   in 2015  
Minimum Water Temp   36.5   32.2   36.6   -0.1   40.7   in 2012   31.2   in 2015  
Average Water Temp   37.1   32.9   37.6   -0.5   42.1   in 2012   31.6   in 2015  
Sunrise/ AM Twilight   6:22:08 AM   5:54:23 AM            
Sunset / PM Twilight   5:33:36 PM   6:01:21 PM            
Length Of Day   11:12:07                          
Special Conditions   None                                  
Comments      
    February 27, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   44.3   40.0   39.3   +5.0   45.2   in 2018   27.5   in 1979  
Avg Minimum Temperature   30.9   26.9   24.6   +6.3   30.9   in 2020   10.7   in 1934  
Average Temperature   37.6   33.5   32.0   +5.6   37.8   in 2018   19.2   in 1934  
Total Precipitation   3.77   3.49   3.38   +.39   6.78   in 1998   .66   in 1947  
Total Snow   0.0   4.7   8.4   -8.4   30.4   in 1994   0.0   in 2020  
Total HDD   730   844   892   -162   1230   in 1934   726   in 2018  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   35.7   30.6   28.3   +7.4   40.4   in 2018   13.0   in 1979  
Avg Minimum Dew Point   21.6   15.4   12.3   +9.3   22.9   in 2018   0.9   in 1968  
Average  Dew Point   28.6   23.0   20.3   +8.3   31.7   in 2018   7.1   in 1979  
    February 27, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   5.81   9.05   7.07   -1.26   17.40   in 1979   2.65   in 1980  
Total Snow (since Jul 1 19)   12.2   10.0   25.4   -13.2   62.2   in 1894   4.7   in 1998  
Total HDD (since Jul 1 19)   3495   3848   3920   -425   4788   in 1918   3129   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For February 27, 2020  
Climate Weather for February 27  
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