AFOS product CLICPR
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CDUS45 KRIW 190802
CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
102 AM MST TUE DEC 19 2023

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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 18 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         50   1:31 PM  52    1994  34     16       28        
  MINIMUM         16  12:40 AM -18    1983  14      2       -5        
  AVERAGE         33                        24      9              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.19 1961   0.01  -0.01     0.00     
  MONTH TO DATE    0.02                      0.35  -0.33     0.55     
  SINCE DEC 1      0.02                      0.35  -0.33     0.55     
  SINCE JAN 1     15.37                     11.96   3.41    13.17     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           4.0  2016   0.4   -0.4      0.0      
  MONTH TO DATE    0.3                       6.4   -6.1     12.2      
  SINCE DEC 1      0.3                       6.4   -6.1     12.2      
  SINCE JUL 1     13.6                      23.8  -10.2     30.1      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       32                        41     -9       53        
  MONTH TO DATE  580                       713   -133      737        
  SINCE DEC 1    580                       713   -133      737        
  SINCE JUL 1   2245                      2515   -270     2552        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1    342                       443   -101      544        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    SW (230)       
  AVERAGE WIND SPEED    18.4                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          12:00 AM                                      
 LOWEST     22           1:00 PM                                      
 AVERAGE    50                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   34        51      2004                      
 MINIMUM TEMPERATURE (F)   14       -24      1990                      


SUNRISE AND SUNSET                                                    
DECEMBER 19 2023......SUNRISE   7:32 AM MST   SUNSET   4:33 PM MST     
DECEMBER 20 2023......SUNRISE   7:33 AM MST   SUNSET   4:34 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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