AFOS product CLICPR
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CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN OCT 12 2025

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

...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 11 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         65   2:21 PM  84    1996  62      3       79        
  MINIMUM         55  11:05 PM  16    2009  32     23       41        
                                      2019                           
  AVERAGE         60                        47     13              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.03          0.45 1943   0.04  -0.01     0.00     
  MONTH TO DATE    0.69                      0.49   0.20     0.00     
  SINCE SEP 1      3.24                      1.44   1.80     0.24     
  SINCE JAN 1     10.55                     10.27   0.28     7.22     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           5.0  2008   0.2   -0.2      0.0      
  MONTH TO DATE    0.0                       2.1   -2.1      0.0      
  SINCE SEP 1      0.0                       3.6   -3.6      0.0      
  SINCE JUL 1      0.0                       3.6   -3.6      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        5                        18    -13        5        
  MONTH TO DATE  129                       173    -44       93        
  SINCE SEP 1    242                       387   -145      195        
  SINCE JUL 1    252                       432   -180      233        

 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    31   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     S (200)       
  AVERAGE WIND SPEED    15.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.3                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83          12:00 PM                                      
 LOWEST     63           9:00 AM                                      
 AVERAGE    73                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   61        81      1991                      
 MINIMUM TEMPERATURE (F)   32         9      1969                      


SUNRISE AND SUNSET                                                    
OCTOBER 12 2025.......SUNRISE   7:16 AM MDT   SUNSET   6:28 PM MDT     
OCTOBER 13 2025.......SUNRISE   7:17 AM MDT   SUNSET   6:26 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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