214  
CDUS45 KRIW 020727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SAT MAY 02 2026  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 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 58 4:29 PM 76 2023 57 1 59  
MINIMUM 29 6:05 AM 14 1967 33 -4 32  
AVERAGE 44 45 -1  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 1964 0.04 -0.04 0.00  
MONTH TO DATE 0.00 0.04 -0.04 0.00  
SINCE MAR 1 1.28 1.53 -0.25 1.71  
SINCE JAN 1 1.44 2.28 -0.84 1.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 20 1 19  
MONTH TO DATE 21 20 1 19  
SINCE MAR 1 1283 1693 -410 1450  
SINCE JUL 1 5665 7483 -1818 6671  
 
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 14 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 4.3  
 
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 63 7:00 AM  
LOWEST 14 4:00 PM  
AVERAGE 39  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 80 1985  
MINIMUM TEMPERATURE (F) 34 18 1954  
 
SUNRISE AND SUNSET  
MAY 2 2026...........SUNRISE 6:12 AM MDT SUNSET 8:16 PM MDT  
MAY 3 2026...........SUNRISE 6:10 AM MDT SUNSET 8:17 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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