AFOS product CLIHIO
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CLIHIO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE PORTLAND OREGON
357 AM PST FRI DEC 12 2025

...................................

...THE HILLSBORO OR CLIMATE SUMMARY FOR DECEMBER 11 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         61R   337 PM  61    2014  46     15       45       
  MINIMUM         49   1159 PM   5    1932  33     16       31       
                                      1972                           
  AVERAGE         55                        40     15       38     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.58 1993   0.20  -0.20              
  MONTH TO DATE    3.51                      2.21   1.30              
  SINCE OCT 1     11.36                     11.02   0.34              
  SINCE JAN 1     24.96                     32.09  -7.13              

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       10                        25    -15                 
  MONTH TO DATE  178                       269    -91                 
  SINCE JUL 1   1137                      1474   -337                 

 COOLING                                                              
  YESTERDAY        0                         0      0                 
  MONTH TO DATE    0                         0      0                 
  SINCE JAN 1    483                       275    208                 
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (180)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     8.2                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1000 PM                                      
 LOWEST     78           400 PM                                      
 AVERAGE    89                                                        

..........................................................


THE HILLSBORO OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   46        62      1960                      
 MINIMUM TEMPERATURE (F)   33         4      1972                      


SUNRISE AND SUNSET                                                    
DECEMBER 12 2025......SUNRISE   743 AM PST   SUNSET   428 PM PST     
DECEMBER 13 2025......SUNRISE   744 AM PST   SUNSET   428 PM PST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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