Portsmouth Rhode Island Weather Almanac
Thursday, January 10, 2019
Cloudy, Early Afternoon Snow Flurries, Clear PM, Windy, Seasonal Temperatures
Climate Normal Period Climate Record Period  
1981- 2010   1893 - 2019  
    January 10, 2019     Record Record
Observed Daily Data   Observed   2018   Normal   Depart   Highest Lowest
Maximum Temperature   35   37   38   -3   58   in 2016   15   in 2004  
Minimum Temperature   25   20   24   +1   42   in 2016   0   in 2004  
Average Temperature   30   29   30   +0   50   in 2016   8   in 2004  
Precipitation   T   .00   .12   .00   1.78   in 1977            
One Hour   .00   .00           .42   in 2000            
Snow   T   0.0   0.3   -0.3   5.5   in 1942            
Snow Depth   0   10           24   in 1996            
HDD   35   36   34   +1   57   in 2004   15   in 2016  
CDD   0       0   +0   0   in              
Maximum Dew Point   25   33   29   -4   57   in 2016   -5   in 2004  
Minimum Dew Point   15   15   13   +3   40   in 2016   -22   in 1982  
Average  Dew Point   20   24   21   -1   49   in 2016   -10   in 2004  
Maximum Humidity   73%   88%   83%   -10%   100%   in 2017   45%   in 1962  
Minimum Humidity   56%   55%   53%   +3%   92%   in 1956   24%   in 1968  
Average Humidity   65%   72%   68%   -4%   95%   in 1956   39%   in 1962  
Maximum Barometer   29.83   30.52   30.15   -00.32   30.76   in 1994   29.54   in 1997  
Minimum Barometer   29.46   30.32   29.82   -00.36   30.38   in 1993   29.18   in 1977  
Average Barometer   29.65   30.42   29.99   -00.34   30.53   in 1994   29.37   in 1997  
Average Wind   14.0   4.0   8.4   +5.6   16.9   in 1978   1.2   in 2014  
Direction   WNW   SSW   WNW       WSW         SSE        
High Wind Gust   30   16   26   +4   46   in 1964   10   in 1975  
Direction   NW   N   WNW       W         N        
High Heat Index                                      
Wind Chill   12   19   11   +1             -23   in 2004  
Maximum Water Temp   39.9   34.5   41.5   -1.6   48.9   in 2007   34.5   in 2018  
Minimum Water Temp   37.0   32.4   39.1   -2.1   45.7   in 2016   32.4   in 2018  
Average Water Temp   38.5   33.5   40.1   -1.7   46.9   in 2007   33.5   in 2018  
Sunrise/ AM Twilight   7:10:44 AM   6:40:03 AM            
Sunset / PM Twilight   4:35:19 PM   5:06:00 PM            
Length Of Day   9:24:35                          
Special Conditions   None                                  
Comments      
    January 10, 2019     Record Record
Month-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
 Avg Maximum Temperature   43.0   27.1   38.4   +4.6   50.8   in 2000   23.9   in 1918  
Avg Minimum Temperature   29.6   13.0   24.0   +5.6   38.1   in 2007   8.4   in 1981  
Average Temperature   36.3   20.1   30.9   +5.4   44.1   in 2007   17.0   in 1981  
Total Precipitation   1.74   .65   1.20   +.54   4.52   in 1979   .03   in 1963  
Total Snow   T   12.6   2.1   -2.1   25.7   in 1996   0.0   in 2007  
Total HDD   285   446   334   -49   477   in 1981   208   in 2007  
Total CDD   0   0   0   +0   0   in     0   in    
Avg Maximum Dew Point   37.3   17.9   29.9   +7.4   45.3   in 2000   13.8   in 1970  
Avg Minimum Dew Point   18.5   3.1   13.3   +5.2   29.8   in 1998   -8.3   in 1981  
Average  Dew Point   27.9   10.5   21.6   +6.3   36.2   in 2007   3.0   in 1981  
    January 10, 2019     Record Record
Year-to-Date Summary   Observed   2018   Normal Depart Highest Lowest
Total Precipitation   1.74   .65   1.20   +.54   4.52   in 1979   .03   in 1963  
Total Snow (since Jul 1 18)   4.4   20.7   10.7   -6.3   41.5   in 1996   T   in 2000  
Total HDD (since Jul 1 18)   2214   2251   2285   -71   2910   in 1918   1617   in 2016  
Total CDD (since Jan 1)   0   0   0   +0   0   in     0   in    
                             
Hour-by-Hour Weather For January 10, 2019  
Climate Weather for January 10  
Weather History For January 10  
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