804  
CDUS45 KRIW 040727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED JUN 04 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 3 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 4:25 PM 92 1977 75 -14 77  
MINIMUM 41 6:17 AM 30 1951 43 -2 40  
AVERAGE 51 58 -7  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.04 1993 0.06 0.00 0.00  
MONTH TO DATE 0.08 0.17 -0.09 0.01  
SINCE JUN 1 0.08 0.17 -0.09 0.01  
SINCE JAN 1 5.00 5.68 -0.68 5.27  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 2021 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 26.5 71.7 -45.2 42.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 7 7 6  
MONTH TO DATE 22 22 0 17  
SINCE JUN 1 22 22 0 17  
SINCE JUL 1 6953 7382 -429 6964  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 3 2 1 0  
SINCE JUN 1 3 2 1 0  
SINCE JAN 1 3 6 -3 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 37 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 2021  
MINIMUM TEMPERATURE (F) 43 30 1943  
 
SUNRISE AND SUNSET  
JUNE 4 2025..........SUNRISE 5:28 AM MDT SUNSET 8:41 PM MDT  
JUNE 5 2025..........SUNRISE 5:28 AM MDT SUNSET 8:41 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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