883  
CDUS45 KRIW 040727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT FRI JUL 04 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JULY 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 96 1:08 PM 99 2012 87 9 85  
MINIMUM 60 1:33 AM 33 1972 50 10 41  
AVERAGE 78 68 10  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 1.61 2009 0.04 0.01 T  
MONTH TO DATE 0.05 0.12 -0.07 0.04  
SINCE JUN 1 0.58 1.46 -0.88 0.84  
SINCE JAN 1 5.50 6.97 -1.47 6.10  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 0 3 -3 2  
SINCE JUN 1 91 129 -38 56  
SINCE JUL 1 0 3 -3 2  
 
COOLING  
YESTERDAY 13 4 9 0  
MONTH TO DATE 31 12 19 5  
SINCE JUN 1 106 63 43 108  
SINCE JAN 1 106 67 39 111    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 10:00 PM  
LOWEST 15 1:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 100 1989  
MINIMUM TEMPERATURE (F) 50 30 1972  
 
SUNRISE AND SUNSET  
JULY 4 2025..........SUNRISE 5:33 AM MDT SUNSET 8:48 PM MDT  
JULY 5 2025..........SUNRISE 5:33 AM MDT SUNSET 8:47 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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