857  
CDUS45 KRIW 220026  
CLIWRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
526 PM MST THU DEC 21 2023  
   
...............................
 
 
   
..THE WORLAND WY CLIMATE SUMMARY FOR DECEMBER 21 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1947 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 50 3:00 PM 54 1969 30 20 2  
MINIMUM 17 7:39 AM -50 1990 3 14 -30  
AVERAGE 34 17 17 -14  
 
PRECIPITATION (IN)  
TODAY 0.00 0.18 1960 0.00 0.00 T  
MONTH TO DATE T 0.12 -0.12 0.12  
SINCE DEC 1 T 0.12 -0.12 0.12  
SINCE JAN 1 8.87 7.67 1.20 6.17  
 
DEGREE DAYS  
HEATING  
TODAY 31 48 -17 79  
MONTH TO DATE 795 965 -170 1104  
SINCE DEC 1 795 965 -170 1104  
SINCE JUL 1 2531 2872 -341 3076  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 440 528 -88 689    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 47  
AVERAGE 72  
   
......................................................
 
 
THE WORLAND WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 1964  
MINIMUM TEMPERATURE (F) 3 -45 1990  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 7:43 AM MST SUNSET 4:37 PM MST  
DECEMBER 22 2023......SUNRISE 7:44 AM MST SUNSET 4:37 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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