621 
CDUS45 KRIW 140727
CLIBPI

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SUN SEP 14 2025

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

...THE BIG PINEY  WY CLIMATE SUMMARY FOR SEPTEMBER 13 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         65   1:46 PM  85    1990  71     -6       67        
  MINIMUM         34   6:07 AM  20    1979  33      1       24        
                                      1999                           
  AVERAGE         50                        52     -2              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.19 1982   0.02  -0.02     0.00     
  MONTH TO DATE    0.20                      0.26  -0.06     0.26     
  SINCE SEP 1      0.20                      0.26  -0.06     0.26     
  SINCE JAN 1      6.06                      6.17  -0.11     3.29     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       15                        13      2       19        
  MONTH TO DATE   85                       145    -60      114        
  SINCE SEP 1     85                       145    -60      114        
  SINCE JUL 1    259                       421   -162      326        

 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    23   HIGHEST WIND DIRECTION     W (280)       
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (280)       
  AVERAGE WIND SPEED     5.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           3:00 AM                                      
 LOWEST     31           2:00 PM                                      
 AVERAGE    66                                                        

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


THE BIG PINEY  WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   71        83      1990                      
 MINIMUM TEMPERATURE (F)   32        19      1992                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 14 2025.....SUNRISE   7:00 AM MDT   SUNSET   7:31 PM MDT     
SEPTEMBER 15 2025.....SUNRISE   7:01 AM MDT   SUNSET   7:29 PM MDT     


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




$$