AFOS product CLICPR
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854 
CDUS45 KRIW 200729
CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT MON OCT 20 2025

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

...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 19 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         69   3:37 PM  79    2003  58     11       63        
  MINIMUM         34   1:10 AM  17    1949  30      4       28        
  AVERAGE         52                        44      8              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          1.21 2021   0.04  -0.03     0.00     
  MONTH TO DATE    1.47                      0.82   0.65     0.45     
  SINCE SEP 1      4.02                      1.77   2.25     0.69     
  SINCE JAN 1     11.33                     10.60   0.73     7.67     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           4.7  2021   0.2   -0.2      0.0      
  MONTH TO DATE    0.0                       3.9   -3.9       T       
  SINCE SEP 1      0.0                       5.4   -5.4       T       
  SINCE JUL 1      0.0                       5.4   -5.4       T       
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       13                        21     -8       19        
  MONTH TO DATE  278                       331    -53      217        
  SINCE SEP 1    391                       545   -154      319        
  SINCE JUL 1    401                       590   -189      357        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE SEP 1     17                        30    -13       63        
  SINCE JAN 1    467                       442     25      538        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    47   HIGHEST WIND DIRECTION    SW (220)       
  HIGHEST GUST SPEED    59   HIGHEST GUST DIRECTION    SW (230)       
  AVERAGE WIND SPEED    20.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82          10:00 PM                                      
 LOWEST     26           4:00 PM                                      
 AVERAGE    54                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   58        77      1992                      
                                             2003                     
 MINIMUM TEMPERATURE (F)   29        15      1949                      


SUNRISE AND SUNSET                                                    
OCTOBER 20 2025.......SUNRISE   7:26 AM MDT   SUNSET   6:15 PM MDT     
OCTOBER 21 2025.......SUNRISE   7:27 AM MDT   SUNSET   6:13 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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