AFOS product CLICPR
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CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT FRI OCT 10 2025

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

...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 9 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         78   3:24 PM  83    2003  63     15       80        
  MINIMUM         41   3:14 AM  12    2009  33      8       37        
  AVERAGE         60                        48     12              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.51 2005   0.04  -0.04     0.00     
  MONTH TO DATE    0.66                      0.40   0.26     0.00     
  SINCE SEP 1      3.21                      1.35   1.86     0.24     
  SINCE JAN 1     10.52                     10.18   0.34     7.22     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           5.2  2009   0.2   -0.2      0.0      
  MONTH TO DATE    0.0                       1.7   -1.7      0.0      
  SINCE SEP 1      0.0                       3.2   -3.2      0.0      
  SINCE JUL 1      0.0                       3.2   -3.2      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        5                        17    -12        6        
  MONTH TO DATE  113                       137    -24       87        
  SINCE SEP 1    226                       351   -125      189        
  SINCE JUL 1    236                       396   -160      227        

 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    22   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (210)       
  AVERAGE WIND SPEED    10.0                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69           8:00 PM                                      
 LOWEST     20           2:00 PM                                      
 AVERAGE    45                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   62        85      2015                      
 MINIMUM TEMPERATURE (F)   33        11      2009                      


SUNRISE AND SUNSET                                                    
OCTOBER 10 2025.......SUNRISE   7:14 AM MDT   SUNSET   6:31 PM MDT     
OCTOBER 11 2025.......SUNRISE   7:15 AM MDT   SUNSET   6:29 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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