Portsmouth Rhode Island Weather Almanac
Tuesday, January 7, 2020
Clear early, Partly Cloudy Day to Cloudy, Light Snow and Fog PM and Warm
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2020  
    January 7, 2020     Record Record
Observed Daily Data   Observed   2019   Normal   Depart   Highest Lowest
Maximum Temperature   42   30   38   +4   58   in 1907   13   in 1912  
Minimum Temperature   33   20   24   +9   43   in 1946   -1   in 1896  
Average Temperature   38   25   31   +7   48   in 2012   8   in 1912  
Precipitation   .14   .00   .12   -.02   1.94   in 1958        
One Hour   .00   .00           .45   in 1958            
Snow   1.3   0.0   0.2   +1.1   12.7   in 2017            
Snow Depth   0   0           15   in 1948            
HDD   27   40   34   -7   57   in 1912   17   in 2012  
CDD   0       0   +0   0   in              
Maximum Dew Point   31   14   30   +1   53   in 1995   -9   in 1973  
Minimum Dew Point   24   0   13   +11   37   in 1998   -14   in 1973  
Average  Dew Point   28   7   21   +7   44   in 1998   -12   in 1973  
Maximum Humidity   93%   59%   86%   +7%   100%   in 2005   41%   in 1973  
Minimum Humidity   52%   28%   56%   -4%   96%   in 1998   23%   in 2016  
Average Humidity   73%   44%   71%   +2%   98%   in 1998   34%   in 1973  
Maximum Barometer   30.11   30.45   30.08   +00.03   30.69   in 1991   29.55   in 1955  
Minimum Barometer   29.80   30.17   29.72   +00.08   30.29   in 2018   28.96   in 1958  
Average Barometer   29.96   30.31   29.90   +00.05   30.43   in 1991   29.34   in 1969  
Average Wind   6.3   11.3   8.9   -2.6   23.3   in 1952   1.2   in 1963  
Direction   W   NNW   WNW       N         SE        
High Wind Gust   17   33   27   -10   61   in 1905   12   in 2016  
Direction   E   NNW   WNW       SE         SW        
Wind Chill   26   5   13   +13             -22   in 2018  
Maximum Water Temp   38.9   40.6   41.7   -2.8   50.9   in 2007   32.1   in 2018  
Minimum Water Temp   37.0   36.9   38.9   -1.9   49.5   in 2007   28.1   in 2018  
Average Water Temp   38.0   38.8   40.3   -2.3   50.2   in 2007   30.1   in 2018  
Sunrise/ AM Twilight   7:11:23 AM   6:40:32 AM            
Sunset / PM Twilight   4:32:12 PM   5:03:03 PM            
Length Of Day   9:20:49                          
Special Conditions   Fog                                  
Comments      
    January 7, 2020     Record Record
Month-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
 Avg Maximum Temperature   43.0   43.1   38.6   +4.4   52.4   in 2007   20.9   in 1918  
Avg Minimum Temperature   34.1   30.1   24.0   +10.1   40.1   in 2007   6.3   in 1904  
Average Temperature   38.6   36.6   31.1   +7.4   46.3   in 2007   14.0   in 1904  
Total Precipitation   .43   1.58   .84   -.41   3.54   in 1919   .00   in 1928  
Total Snow   0.7   0.0   1.4   -0.7   15.9   in 2017   0.0   in 2019  
Total HDD   183   197   232   -49   355   in 1904   130   in 2007  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   38.4   36.6   30.2   +8.2   48.1   in 2007   12.6   in 2018  
Avg Minimum Dew Point   27.6   19.3   13.6   +14.0   31.3   in 2007   -9.1   in 1981  
Average  Dew Point   33.0   27.9   21.9   +11.1   39.7   in 2007   3.5   in 1981  
    January 7, 2020     Record Record
Year-to-Date Summary   Observed   2019   Normal Depart Highest Lowest
Total Precipitation   .43   1.58   .84   -.41   3.54   in 1919   .00   in 1928  
Total Snow (since Jul 1 19)   9.1   4.4   10.0   -0.9   32.1   in 1905   T   in 2000  
Total HDD (since Jul 1 19)   2063   2126   2183   -120   2797   in 1918   1551   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
Hour-by-Hour Weather For January 7, 2020
Climate Weather for January 7
Weather History For January 7
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