889  
CDUS45 KRIW 300730  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT TUE APR 30 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR APRIL 29 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 64 3:25 PM 83 1992 60 4 70  
MINIMUM 37 5:28 AM 16 1990 31 6 33  
2019  
AVERAGE 51 45 6  
 
PRECIPITATION (IN)  
YESTERDAY T 0.62 1997 0.06 -0.06 0.00  
MONTH TO DATE 1.22 1.35 -0.13 1.49  
SINCE MAR 1 1.79 2.19 -0.40 2.14  
SINCE JAN 1 2.82 3.24 -0.42 4.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.8 1984 0.3 -0.3 0.0  
MONTH TO DATE 5.9 10.3 -4.4 39.0  
SINCE MAR 1 8.6 20.6 -12.0 48.3  
SINCE JUL 1 37.9 68.9 -31.0 127.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 20 -6 13  
MONTH TO DATE 612 665 -53 747  
SINCE MAR 1 1505 1572 -67 1927  
SINCE JUL 1 6460 6934 -474 7627  
 
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 33 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 16.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1:00 AM  
LOWEST 24 1:00 PM  
AVERAGE 58  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 1992  
2021  
MINIMUM TEMPERATURE (F) 31 18 1967  
 
SUNRISE AND SUNSET  
APRIL 30 2024.........SUNRISE 6:00 AM MDT SUNSET 8:06 PM MDT  
MAY 1 2024...........SUNRISE 5:59 AM MDT SUNSET 8:07 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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