784  
CDUS45 KRIW 170730  
CLIWRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SUN AUG 17 2025  
   
...............................  
 
   
..THE WORLAND WY CLIMATE SUMMARY FOR AUGUST 16 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1947 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 4:00 PM 101 1995 88 3 89  
MINIMUM 60 10:57 PM 41 1968 52 8 52  
AVERAGE 76 70 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.75 1980 0.01 0.00 0.01  
MONTH TO DATE 0.01 0.20 -0.19 0.44  
SINCE JUN 1 1.44 1.81 -0.37 1.14  
SINCE JAN 1 4.92 5.28 -0.36 2.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 3 1 2 1  
SINCE JUN 1 84 103 -19 65  
SINCE JUL 1 6 12 -6 15  
 
COOLING  
YESTERDAY 11 6 5 6  
MONTH TO DATE 115 113 2 84  
SINCE JUN 1 448 426 22 416  
SINCE JAN 1 448 435 13 416    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 52 11:00 PM  
LOWEST 18 3:00 PM  
AVERAGE 35  
   
......................................................  
 
THE WORLAND WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 101 2020  
MINIMUM TEMPERATURE (F) 52 40 2002  
 
SUNRISE AND SUNSET  
AUGUST 17 2025........SUNRISE 6:18 AM MDT SUNSET 8:12 PM MDT  
AUGUST 18 2025........SUNRISE 6:20 AM MDT SUNSET 8:11 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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