Portsmouth Rhode Island Weather Almanac
Saturday, February 6, 2021
Clear to Partly Cloudy PM,  Breezy and Warm
Climate Normal Period Climate Record Period  
1991- 2020   1893 - 2021  
    February 6, 2021     Record Record
Observed Daily Data   2021   2020   Norm   Depart   Highest Lowest
Maximum Temperature   43   40   38   +5   53   in 1991   14   in 1995  
Minimum Temperature   30   36   24   +6   39   in 1991   -2   in 1918  
Average Temperature   37   38   31   +6   46   in 1991   7   in 1895  
 Month Avg Max Temperature   39.3   43.5   37.7   +1.7   49.5   in 1991   20.7   in 1996  
Month Avg Min Temperature   29.0   34.0   23.7   +5.3   35.0   in 2006   3.3   in 1918  
Month Average Temperature   34.2   38.8   31.0   +3.2   41.5   in 2006   14.5   in 1918  
Precipitation   .00   .67   .12   -.12   1.77   in 2004            
One Hour   .00   .09           .34   in 2004            
Hourly Rate   .00   .39           .79   in 2008            
Month Precipitation   .75   .99   .68   +.07   3.16   in 1970   .00   in 1987  
Year Precipitation   2.71   3.03   4.35   -1.64   12.07   in 1979   1.39   in 1955  
Snow   0.0   0.0   0.3   -0.3   15.6   in 1978            
Month Snow   4.4   0.0   1.8   +2.6   19.2   in 1920   0.0   in 2020  
Season Snow   16.1   12.2   18.9   -2.8   51.0   in 1996   1.5   in 1980  
Snow Depth   T   0           26   in 1961            
HDD   28   27   34   -6   58   in 1895   19   in 1991  
Month HDD   183   155   204   -21   302   in 1918   140   in 2006  
Season HDD   2844   2920   3123   -279   4073   in 1918   2433   in 2016  
CDD   0   0   0   +0   0   in   0   in    
Month CDD   0   0   0   +0   0   in     0   in    
Year CDD   0   0   0   +0   0   in     0   in    
Maximum Dew Point   34   39   29   +5   49   in 2008   -4   in 1995  
Minimum Dew Point   18   28   12   +6   37   in 2008   -12   in 1995  
Average  Dew Point   26   34   21   +5   43   in 2008   -8   in 1995  
 Month Avg Max Dew Point   33.3   38.0   28.3   +5.0   43.2   in 2008   6.7   in 1980  
Month Avg Min Dew Point   22.2   28.8   11.8   +10.3   30.2   in 2008   -7.8   in 1980  
Month Average Dew Point   27.8   33.4   21.0   +6.8   36.7   in 2008   -0.6   in 1980  
    February 6, 2021     Record Record
Observed Daily Data   2021   2020   Norm   Depart   Highest Lowest
Maximum Humidity   94%   97%   83%   +11%   100%   in 2008   52%   in 1979  
Minimum Humidity   38%   72%   49%   -11%   93%   in 2008   20%   in 2000  
Average Humidity   66%   85%   66%   +0%   97%   in 2008   39%   in 1979  
Maximum Barometer   30.17   30.04   30.17   -00.00   30.71   in 1928   29.66   in 1975  
Minimum Barometer   29.72   29.41   29.82   -00.10   30.45   in 2005   28.89   in 1964  
Average Barometer   29.95   29.73   30.00   -00.05   30.52   in 2005   29.35   in 1964  
Average Wind   8.8   8.3   7.9   +1.0   17.8   in 1978   2.3   in 1989  
Direction   WSW   NNE   WNW       NE         WNW        
High Wind Gust   35   22   26   +9   49   in 1901   10   in 1970  
Direction   WSW   ENE   WNW       NW         NNW        
High Heat Index                                      
Wind Chill   24   29   11   +13             -19   in 1995  
Maximum Water Temp   40.5   37.4   38.2   +2.3   43.4   in 2006   35.3   in 2015  
Minimum Water Temp   39.2   36.1   36.4   +2.8   41.1   in 2006   32.0   in 2015  
Average Water Temp   39.9   36.8   37.3   +2.5   42.3   in 2006   33.7   in 2015  
Sunrise/ AM Twilight   6:50:01 AM   6:21:14 AM            
Sunset / PM Twilight   5:08:42 PM   5:37:29 PM            
Length Of Day   10:18:41                          
Special Conditions   None                              
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