587  
CDUS45 KRIW 130045  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SAT JUL 12 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JULY 12 2025
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 3:11 PM 104 1954 89 2 99  
MINIMUM 41 4:28 AM 38 2008 53 -12 53  
AVERAGE 66 71 -5 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.45 1981 0.04 -0.04 0.00  
MONTH TO DATE 0.15 0.45 -0.30 0.11  
SINCE JUN 1 0.68 1.79 -1.11 0.91  
SINCE JAN 1 5.60 7.30 -1.70 6.17  
 
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 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 3 9 -6 16  
SINCE JUN 1 94 135 -41 70  
SINCE JUL 1 3 9 -6 16  
 
COOLING  
TODAY 1 6 -5 11  
MONTH TO DATE 86 62 24 37  
SINCE JUN 1 161 113 48 140  
SINCE JAN 1 161 117 44 143    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86  
LOWEST 12  
AVERAGE 49  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 103 2005  
MINIMUM TEMPERATURE (F) 53 37 2008  
 
SUNRISE AND SUNSET  
JULY 12 2025..........SUNRISE 5:39 AM MDT SUNSET 8:44 PM MDT  
JULY 13 2025..........SUNRISE 5:39 AM MDT SUNSET 8:44 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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