407  
CDUS45 KRIW 190727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT FRI APR 19 2024  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR APRIL 18 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 41 4:22 PM 80 1946 57 -16 63  
2001  
MINIMUM 23 6:55 AM 4 2013 28 -5 35  
AVERAGE 32 42 -10  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.70 1971 0.05 -0.03 0.03  
MONTH TO DATE 1.05 0.77 0.28 1.43  
SINCE MAR 1 1.62 1.61 0.01 2.08  
SINCE JAN 1 2.65 2.66 -0.01 4.49  
 
SNOWFALL (IN)  
YESTERDAY 0.1 10.2 1966 0.4 -0.3 T  
MONTH TO DATE 5.9 7.0 -1.1 39.0  
SINCE MAR 1 8.6 17.3 -8.7 48.3  
SINCE JUL 1 37.9 65.6 -27.7 127.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 23 10 16  
MONTH TO DATE 389 432 -43 481  
SINCE MAR 1 1282 1339 -57 1661  
SINCE JUL 1 6237 6701 -464 7361  
 
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 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1:00 AM  
LOWEST 34 5:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 81 1962  
MINIMUM TEMPERATURE (F) 28 -4 1966  
 
SUNRISE AND SUNSET  
APRIL 19 2024.........SUNRISE 6:17 AM MDT SUNSET 7:54 PM MDT  
APRIL 20 2024.........SUNRISE 6:15 AM MDT SUNSET 7:55 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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