751  
CDUS45 KRIW 230045  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT FRI OCT 22 2021  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 22 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 4:01 PM 73 2003 55 8 35  
MINIMUM 36 7:06 AM 18 2006 29 7 18  
2020  
AVERAGE 50 42 8 27  
 
PRECIPITATION (IN)  
TODAY 0.00 0.35 2000 0.02 -0.02 0.06  
2004  
MONTH TO DATE 1.29 0.69 0.60 0.06  
SINCE SEP 1 1.75 1.46 0.29 0.49  
SINCE JAN 1 8.34 7.82 0.52 4.09  
 
SNOWFALL (IN)  
TODAY MM 1.1  
MONTH TO DATE 2.6 1.1  
SINCE SEP 1 2.6 4.6  
SINCE JUL 1 2.6 4.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 23 -8 38  
MONTH TO DATE 386 402 -16 328  
SINCE SEP 1 506 607 -101 528  
SINCE JUL 1 533 643 -110 549  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 50 31 19 39  
SINCE JAN 1 707 499 208 644    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 41  
AVERAGE 60  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 73 2003  
MINIMUM TEMPERATURE (F) 29 10 2020  
 
SUNRISE AND SUNSET  
OCTOBER 22 2021.......SUNRISE 7:36 AM MDT SUNSET 6:19 PM MDT  
OCTOBER 23 2021.......SUNRISE 7:38 AM MDT SUNSET 6:18 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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