896  
CDUS45 KRIW 140045  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT THU MAR 13 2025  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 13 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 59 1:25 PM 71 2007 48 11 40  
MINIMUM 35 1:26 AM -3 1944 22 13 21  
1962  
1988  
AVERAGE 47 35 12 31  
 
PRECIPITATION (IN)  
TODAY T 0.96 2019 0.02 -0.02 0.25  
MONTH TO DATE 0.87 0.30 0.57 0.26  
SINCE MAR 1 0.87 0.30 0.57 0.26  
SINCE JAN 1 1.59 1.35 0.24 1.29  
 
SNOWFALL (IN)  
TODAY MM 0.3 MM 0.6  
MONTH TO DATE 3.5 4.2 -0.7 0.6  
SINCE MAR 1 3.5 4.2 -0.7 0.6  
SINCE JUL 1 14.0 52.5 -38.5 29.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 18 30 -12 34  
MONTH TO DATE 398 420 -22 376  
SINCE MAR 1 398 420 -22 376  
SINCE JUL 1 5413 5782 -369 5331  
 
COOLING  
TODAY 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 38 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 18.9  
 
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 67  
LOWEST 30  
AVERAGE 49  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 71 2003  
MINIMUM TEMPERATURE (F) 23 -3 1944  
 
SUNRISE AND SUNSET  
MARCH 13 2025.........SUNRISE 7:21 AM MDT SUNSET 7:10 PM MDT  
MARCH 14 2025.........SUNRISE 7:19 AM MDT SUNSET 7:12 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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