300  
CDUS45 KRIW 130729  
CLIWRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT WED SEP 13 2023  
   
...............................
 
 
   
..THE WORLAND WY CLIMATE SUMMARY FOR SEPTEMBER 12 2023
 
 
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)  
YESTERDAY  
MAXIMUM 85 2:27 PM 99 1990 78 7 82  
MINIMUM 43 6:24 AM 29 2014 44 -1 41  
AVERAGE 64 61 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.25 1978 0.03 -0.03 0.00  
MONTH TO DATE 1.40 0.29 1.11 0.63  
SINCE SEP 1 1.40 0.29 1.11 0.63  
SINCE JAN 1 7.23 5.77 1.46 4.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 5 -4 3  
MONTH TO DATE 18 46 -28 37  
SINCE SEP 1 18 46 -28 37  
SINCE JUL 1 33 84 -51 42  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 23 23 0 74  
SINCE SEP 1 23 23 0 74  
SINCE JAN 1 440 520 -80 689    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 4:00 AM  
LOWEST 18 3:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE WORLAND WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 2006  
2015  
MINIMUM TEMPERATURE (F) 43 27 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 6:49 AM MDT SUNSET 7:26 PM MDT  
SEPTEMBER 14 2023.....SUNRISE 6:50 AM MDT SUNSET 7:24 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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