348  
CDUS45 KRIW 040045  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT WED JUN 03 2026  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 3 2026
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 4:44 PM 92 1977 75 9 61  
MINIMUM 45 3:08 AM 30 1951 43 2 41  
AVERAGE 65 58 7 51  
 
PRECIPITATION (IN)  
TODAY 0.00 1.04 1993 0.06 -0.06 0.06  
MONTH TO DATE 0.00 0.17 -0.17 0.08  
SINCE JUN 1 0.00 0.17 -0.17 0.08  
SINCE JAN 1 3.65 5.68 -2.03 5.00  
 
SNOWFALL (IN)  
TODAY MM 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 29.6 71.7 -42.1 26.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 14  
MONTH TO DATE 7 22 -15 22  
SINCE JUN 1 7 22 -15 22  
SINCE JUL 1 5755 7382 -1627 6953  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 2 -2 3  
SINCE JUN 1 0 2 -2 3  
SINCE JAN 1 1 6 -5 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 10  
AVERAGE 52  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 2021  
MINIMUM TEMPERATURE (F) 43 30 1943  
 
SUNRISE AND SUNSET  
JUNE 3 2026..........SUNRISE 5:29 AM MDT SUNSET 8:40 PM MDT  
JUNE 4 2026..........SUNRISE 5:28 AM MDT SUNSET 8:40 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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