887  
CDUS45 KRIW 250731  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT WED MAR 25 2026  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 24 2026  
 
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)  
YESTERDAY  
MAXIMUM 77R 2:18 PM 72 1993 52 25 64  
MINIMUM 35 2:13 AM -15 1965 25 10 31  
AVERAGE 56 38 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.45 1959 0.03 -0.03 0.00  
MONTH TO DATE 0.16 0.61 -0.45 1.06  
SINCE MAR 1 0.16 0.61 -0.45 1.06  
SINCE JAN 1 0.70 1.66 -0.96 1.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.4 1959 0.4 -0.4 0.0  
MONTH TO DATE 1.6 7.9 -6.3 7.2  
SINCE MAR 1 1.6 7.9 -6.3 7.2  
SINCE JUL 1 17.3 56.2 -38.9 17.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 26 -17 17  
MONTH TO DATE 486 727 -241 712  
SINCE MAR 1 486 727 -241 712  
SINCE JUL 1 4663 6089 -1426 5727  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 2:00 AM  
LOWEST 19 1:00 PM  
AVERAGE 39  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 74 2012  
MINIMUM TEMPERATURE (F) 25 -21 1965  
 
SUNRISE AND SUNSET  
MARCH 25 2026.........SUNRISE 7:00 AM MDT SUNSET 7:24 PM MDT  
MARCH 26 2026.........SUNRISE 6:58 AM MDT SUNSET 7:25 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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