034  
CDUS45 KRIW 140045  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SUN APR 13 2025  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR APRIL 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 52 3:30 PM 79 2017 56 -4 75  
MINIMUM 35 4:28 AM 7 2020 28 7 37  
2022  
AVERAGE 44 42 2 56  
 
PRECIPITATION (IN)  
TODAY T 2.80 1941 0.04 -0.04 0.00  
MONTH TO DATE 0.29 0.53 -0.24 0.90  
SINCE MAR 1 1.62 1.37 0.25 1.47  
SINCE JAN 1 2.34 2.42 -0.08 2.50  
 
SNOWFALL (IN)  
TODAY MM 0.4 MM 0.0  
MONTH TO DATE 3.7 5.2 -1.5 5.0  
SINCE MAR 1 11.7 15.5 -3.8 7.7  
SINCE JUL 1 22.2 63.8 -41.6 37.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 21 24 -3 9  
MONTH TO DATE 302 317 -15 285  
SINCE MAR 1 1151 1224 -73 1178  
SINCE JUL 1 6166 6586 -420 6133  
 
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 28 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89  
LOWEST 16  
AVERAGE 53  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 78 2015  
MINIMUM TEMPERATURE (F) 28 0 1945  
 
SUNRISE AND SUNSET  
APRIL 13 2025.........SUNRISE 6:27 AM MDT SUNSET 7:46 PM MDT  
APRIL 14 2025.........SUNRISE 6:25 AM MDT SUNSET 7:48 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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