220  
CDUS45 KRIW 230729  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT TUE MAY 23 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 22 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 3:35 PM 82 2000 69 12 56  
MINIMUM 45 4:55 AM 24 2022 42 3 24  
AVERAGE 63 56 7 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 0.06 -0.06 T  
MONTH TO DATE 0.16 1.41 -1.25 1.81  
SINCE MAR 1 2.27 3.26 -0.99 3.93  
SINCE JAN 1 4.41 3.95 0.46 4.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.7 2008 0.0  
MONTH TO DATE 0.0 T  
SINCE MAR 1 22.5 17.4  
SINCE JUL 1 87.1 31.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 10 -8 25  
MONTH TO DATE 205 299 -94 336  
SINCE MAR 1 2411 1858 553 2025  
SINCE JUL 1 9032 7736 1296 7065  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.5  
 
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 80 5:00 AM  
LOWEST 19 5:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 84 2003  
MINIMUM TEMPERATURE (F) 42 28 2002  
 
SUNRISE AND SUNSET  
MAY 23 2023...........SUNRISE 5:43 AM MDT SUNSET 8:38 PM MDT  
MAY 24 2023...........SUNRISE 5:42 AM MDT SUNSET 8:39 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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