CDUS45 KRIW 260732
CLIP60

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
1232 AM MST FRI DEC 26 2025

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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR DECEMBER 25 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         37R  1:10 AM  32    1999  23     14       30        
                                      2005                           
  MINIMUM         30  10:48 PM -17    2002   1     29       20        
  AVERAGE         34                        12     22       25     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.91R         0.36 2021   0.07   0.84     0.03     
  MONTH TO DATE    4.83                      1.86   2.97     0.64     
  SINCE DEC 1      4.83                      1.86   2.97     0.64     
  SINCE JAN 1     22.57                     22.60  -0.03    19.02     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       31                        53    -22       40        
  MONTH TO DATE  980                      1294   -314     1107        
  SINCE DEC 1    980                      1294   -314     1107        
  SINCE JUL 1   3938                      4801   -863     4214        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1      1                         0      1        0        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (260)       
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (260)       
  AVERAGE WIND SPEED     2.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           6:00 AM                                      
 LOWEST     85          12:00 PM                                      
 AVERAGE    93                                                        

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   23        34      2004                      
                                             2022                     
 MINIMUM TEMPERATURE (F)    1       -18      2015                      


SUNRISE AND SUNSET                                                    
DECEMBER 26 2025......SUNRISE   7:57 AM MST   SUNSET   4:48 PM MST     
DECEMBER 27 2025......SUNRISE   7:58 AM MST   SUNSET   4:48 PM MST     


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




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