548  
CDUS45 KRIW 090045  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT TUE APR 08 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR APRIL 8 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 68 2:20 PM 73 1977 55 13 42  
MINIMUM 37 3:43 AM 6 1982 27 10 25  
AVERAGE 53 41 12 34  
 
PRECIPITATION (IN)  
TODAY T 0.42 2013 0.04 -0.04 0.00  
MONTH TO DATE 0.29 0.31 -0.02 0.83  
SINCE MAR 1 1.62 1.15 0.47 1.40  
SINCE JAN 1 2.34 2.20 0.14 2.43  
 
SNOWFALL (IN)  
TODAY MM 0.4 MM 0.0  
MONTH TO DATE 3.5 3.2 0.3 5.0  
SINCE MAR 1 11.5 13.5 -2.0 7.7  
SINCE JUL 1 22.0 61.8 -39.8 37.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 12 24 -12 31  
MONTH TO DATE 217 197 20 180  
SINCE MAR 1 1066 1104 -38 1073  
SINCE JUL 1 6081 6466 -385 6028  
 
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 32 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 16.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57  
LOWEST 15  
AVERAGE 36  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 78 1977  
MINIMUM TEMPERATURE (F) 27 4 1973  
2013  
 
SUNRISE AND SUNSET  
APRIL 8 2025.........SUNRISE 6:35 AM MDT SUNSET 7:41 PM MDT  
APRIL 9 2025.........SUNRISE 6:34 AM MDT SUNSET 7:42 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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