589  
CDUS45 KRIW 100728  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT MON APR 10 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 9 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 50 5:03 PM 75 1996 55 -5 63  
2016  
MINIMUM 28 6:29 AM 13 2013 29 -1 32  
AVERAGE 39 42 -3 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.72 0.04 -0.04 0.00  
MONTH TO DATE 0.98 0.29 0.69 T  
SINCE MAR 1 1.39 0.94 0.45 0.85  
SINCE JAN 1 3.53 1.63 1.90 1.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.8 2009 0.0  
MONTH TO DATE 9.5 T  
SINCE MAR 1 16.3 11.9  
SINCE JUL 1 80.9 25.7  
SNOW DEPTH 11  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 23 3 17  
MONTH TO DATE 343 213 130 210  
SINCE MAR 1 1744 1125 619 1129  
SINCE JUL 1 8365 7003 1362 6169  
 
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 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 11:00 PM  
LOWEST 39 6:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 73 1996  
2012  
MINIMUM TEMPERATURE (F) 29 4 2013  
 
SUNRISE AND SUNSET  
APRIL 10 2023.........SUNRISE 6:40 AM MDT SUNSET 7:50 PM MDT  
APRIL 11 2023.........SUNRISE 6:39 AM MDT SUNSET 7:52 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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