AFOS product CLIBPI
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CLIBPI

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT MON SEP 29 2025

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

...THE BIG PINEY  WY CLIMATE SUMMARY FOR SEPTEMBER 28 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         72   2:54 PM  84    2010  64      8       82        
  MINIMUM         46   3:42 AM  14    1999  28     18       30        
  AVERAGE         59                        46     13              

PRECIPITATION (IN)                                                    
  YESTERDAY        T             0.54 1982   0.02  -0.02     0.00     
  MONTH TO DATE    0.46                      0.60  -0.14     0.29     
  SINCE SEP 1      0.46                      0.60  -0.14     0.29     
  SINCE JAN 1      6.32                      6.51  -0.19     3.32     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        6                        19    -13        9        
  MONTH TO DATE  273                       389   -116      299        
  SINCE SEP 1    273                       389   -116      299        
  SINCE JUL 1    447                       665   -218      511        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE SEP 1      0                         0      0        0        
  SINCE JAN 1     41                        30     11       64        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (180)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     6.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  THUNDERSTORM                                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74          11:00 PM                                      
 LOWEST     29           1:00 PM                                      
 AVERAGE    52                                                        

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


THE BIG PINEY  WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   64        83      2024                      
 MINIMUM TEMPERATURE (F)   28        11      1999                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 29 2025.....SUNRISE   7:16 AM MDT   SUNSET   7:05 PM MDT     
SEPTEMBER 30 2025.....SUNRISE   7:17 AM MDT   SUNSET   7:03 PM MDT     


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




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