CDUS45 KRIW 220731
CLIRKS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT SAT AUG 22 2026

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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR AUGUST 21 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         93R  4:12 PM  92    2003  80     13       87        
  MINIMUM         60   6:04 AM  34    1966  52      8       62        
  AVERAGE         77                        66     11              

PRECIPITATION (IN)                                                    
  YESTERDAY        T             0.24 2021   0.02  -0.02      T       
  MONTH TO DATE    0.50                      0.38   0.12     0.03     
  SINCE JUN 1      0.86                      1.55  -0.69     0.43     
  SINCE JAN 1      2.70                      5.06  -2.36     2.74     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    1                        12    -11       10        
  SINCE JUN 1    112                       192    -80       79        
  SINCE JUL 1      5                        33    -28       10        

 COOLING                                                              
  YESTERDAY       12                         3      9       10        
  MONTH TO DATE  148                        92     56      116        
  SINCE JUN 1    493                       290    203      398        
  SINCE JAN 1    495                       292    203      402        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION     W (280)       
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED     4.6                                        


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    47           6:00 AM                                      
 LOWEST     12           4:00 PM                                      
 AVERAGE    30                                                        

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   80        93      2009                      
                                             2020                     
 MINIMUM TEMPERATURE (F)   52        37      1966                      


SUNRISE AND SUNSET                                                    
AUGUST 22 2026........SUNRISE   6:32 AM MDT   SUNSET   8:05 PM MDT     
AUGUST 23 2026........SUNRISE   6:33 AM MDT   SUNSET   8:04 PM MDT     


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