AFOS product CLICPR
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CDUS45 KRIW 310727
CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT THU JUL 31 2025

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

...THE CASPER WY CLIMATE SUMMARY FOR JULY 30 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         84   3:20 PM 101    2006  90     -6       95        
  MINIMUM         53   5:49 AM  38    1971  55     -2       52        
  AVERAGE         69                        72     -3              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.18          0.84 1985   0.04   0.14     0.00     
  MONTH TO DATE    1.13                      1.16  -0.03     0.53     
  SINCE JUN 1      1.66                      2.50  -0.84     1.33     
  SINCE JAN 1      6.58                      8.01  -1.43     6.59     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2020   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE JUN 1      0.0                       0.1   -0.1      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    5                         9     -4       16        
  SINCE JUN 1     96                       135    -39       70        
  SINCE JUL 1      5                         9     -4       16        

 COOLING                                                              
  YESTERDAY        4                         8     -4        9        
  MONTH TO DATE  223                       195     28      182        
  SINCE JUN 1    298                       246     52      285        
  SINCE JAN 1    298                       250     48      288        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     N (360)       
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     N (350)       
  AVERAGE WIND SPEED     9.4                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           6:00 AM                                      
 LOWEST     31           3:00 PM                                      
 AVERAGE    64                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   90        99      1988                      
 MINIMUM TEMPERATURE (F)   55        42      1968                      


SUNRISE AND SUNSET                                                    
JULY 31 2025..........SUNRISE   5:56 AM MDT   SUNSET   8:27 PM MDT     
AUGUST  1 2025........SUNRISE   5:57 AM MDT   SUNSET   8:26 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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