737  
CDUS45 KRIW 060727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SUN JUL 06 2025  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JULY 5 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 90 4:29 PM 99 2001 87 3 82  
MINIMUM 54 4:59 AM 38 1972 51 3 45  
AVERAGE 72 69 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.62 2021 0.04 -0.02 0.02  
MONTH TO DATE 0.15 0.19 -0.04 0.06  
SINCE JUN 1 0.68 1.53 -0.85 0.86  
SINCE JAN 1 5.60 7.04 -1.44 6.12  
 
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 1  
MONTH TO DATE 0 5 -5 9  
SINCE JUN 1 91 131 -40 63  
SINCE JUL 1 0 5 -5 9  
 
COOLING  
YESTERDAY 7 5 2 0  
MONTH TO DATE 44 22 22 5  
SINCE JUN 1 119 73 46 108  
SINCE JAN 1 119 77 42 111    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 5:00 AM  
LOWEST 20 5:00 PM  
AVERAGE 52  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 101 1981  
MINIMUM TEMPERATURE (F) 51 41 2004  
 
SUNRISE AND SUNSET  
JULY 6 2025..........SUNRISE 5:34 AM MDT SUNSET 8:47 PM MDT  
JULY 7 2025..........SUNRISE 5:35 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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