921  
CDUS45 KRIW 080727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED MAY 08 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MAY 7 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 58 12:27 PM 85 1992 63 -5 63  
MINIMUM 34 5:24 AM 21 2010 34 0 39  
AVERAGE 46 48 -2  
 
PRECIPITATION (IN)  
YESTERDAY T 0.47 1986 0.07 -0.07 T  
MONTH TO DATE 0.76 0.46 0.30 0.12  
SINCE MAR 1 2.55 2.71 -0.16 2.26  
SINCE JAN 1 3.58 3.76 -0.18 4.67  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.1 1986 0.2 -0.2 0.0  
MONTH TO DATE 3.9 1.1 2.8 0.0  
SINCE MAR 1 13.2 21.9 -8.7 48.3  
SINCE JUL 1 42.5 70.2 -27.7 127.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 17 2 14  
MONTH TO DATE 158 126 32 91  
SINCE MAR 1 1684 1715 -31 2033  
SINCE JUL 1 6639 7077 -438 7733  
 
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 38 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 20.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 10:00 PM  
LOWEST 22 3:00 PM  
AVERAGE 47  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 84 1987  
MINIMUM TEMPERATURE (F) 34 18 2010  
 
SUNRISE AND SUNSET  
MAY 8 2024...........SUNRISE 5:50 AM MDT SUNSET 8:15 PM MDT  
MAY 9 2024...........SUNRISE 5:49 AM MDT SUNSET 8:16 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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