526  
CDUS45 KRIW 020729  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU APR 02 2026  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR APRIL 1 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 47 4:45 PM 64 1996 49 -2 MM  
2003  
MINIMUM 37 11:44 PM 7 1975 27 10 MM  
AVERAGE 42 38 4  
 
PRECIPITATION (IN)  
YESTERDAY 0.18 0.45 1978 0.02 0.16 0.05  
MONTH TO DATE 0.18 0.02 0.16 0.05  
SINCE MAR 1 0.87 0.60 0.27 1.28  
SINCE JAN 1 1.03 1.35 -0.32 1.54  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 27 -4 MM  
MONTH TO DATE 23 27 -4 MM  
SINCE MAR 1 633 988 -355 874  
SINCE JUL 1 5015 6778 -1763 6095  
 
COOLING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 63 12:00 AM  
AVERAGE 80  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 69 2011  
MINIMUM TEMPERATURE (F) 28 2 1975  
 
SUNRISE AND SUNSET  
APRIL 2 2026.........SUNRISE 6:57 AM MDT SUNSET 7:43 PM MDT  
APRIL 3 2026.........SUNRISE 6:56 AM MDT SUNSET 7:44 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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