CDUS45 KRIW 180733
CLIBPI

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT MON MAY 18 2026

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

...THE BIG PINEY  WY CLIMATE SUMMARY FOR MAY 17 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         52        MM  79    2006  62    -10       60        
  MINIMUM         29        MM  18    1983  29      0       27        
  AVERAGE         41                        46     -5              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.08          0.37 1980   0.04   0.04     0.07     
  MONTH TO DATE    0.25                      0.71  -0.46     0.29     
  SINCE MAR 1      0.90                      1.82  -0.92     2.59     
  SINCE JAN 1      1.06                      2.63  -1.57     3.06     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       24                        19      5       21        
  MONTH TO DATE  312                       374    -62      311        
  SINCE MAR 1   1975                      2415   -440     2214        
  SINCE JUL 1   7508                      9844  -2336     9202        

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


WIND (MPH)                                                            
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (200)       
  AVERAGE WIND SPEED     8.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.5                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  RAIN                                                                
  LIGHT RAIN                                                          
  LIGHT SNOW                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           9:00 PM                                      
 LOWEST     18          11:00 AM                                      
 AVERAGE    55                                                        

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


THE BIG PINEY  WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   63        81      2006                      
 MINIMUM TEMPERATURE (F)   30        18      1999                      


SUNRISE AND SUNSET                                                    
MAY 18 2026...........SUNRISE   5:55 AM MDT   SUNSET   8:39 PM MDT     
MAY 19 2026...........SUNRISE   5:54 AM MDT   SUNSET   8:40 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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