AFOS product CLICPR
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CDUS45 KRIW 180727
CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST TUE NOV 18 2025

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

...THE CASPER WY CLIMATE SUMMARY FOR NOVEMBER 17 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         50   2:07 PM  70    1999  45      5       46        
  MINIMUM         40   2:54 AM -11    2022  22     18       27        
  AVERAGE         45                        34     11              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          0.22 2018   0.02  -0.01     0.00     
  MONTH TO DATE    0.01                      0.38  -0.37     0.12     
  SINCE SEP 1      4.12                      2.52   1.60     1.87     
  SINCE JAN 1     11.43                     11.35   0.08     8.85     

SNOWFALL (IN)                                                              
  YESTERDAY       MM             4.4  2022   0.3   MM        0.0      
  MONTH TO DATE    T                         4.9   -4.9       T       
  SINCE SEP 1      1.3                      13.4  -12.1       T       
  SINCE JUL 1      1.3                      13.4  -12.1       T       
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       20                        32    -12       28        
  MONTH TO DATE  322                       485   -163      480        
  SINCE SEP 1    977                      1310   -333     1040        
  SINCE JUL 1    987                      1355   -368     1078        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE SEP 1     17                        31    -14       63        
  SINCE JAN 1    467                       443     24      538        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    SW (220)       
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION    SW (210)       
  AVERAGE WIND SPEED    15.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.8                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89          12:00 AM                                      
 LOWEST     54           1:00 PM                                      
 AVERAGE    72                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   45        68      2008                      
 MINIMUM TEMPERATURE (F)   21        -9      2022                      


SUNRISE AND SUNSET                                                    
NOVEMBER 18 2025......SUNRISE   7:02 AM MST   SUNSET   4:40 PM MST     
NOVEMBER 19 2025......SUNRISE   7:04 AM MST   SUNSET   4:39 PM MST     


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




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