622  
CDUS45 KRIW 180728  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SAT MAY 18 2024  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MAY 17 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 79 1:31 PM 87 1948 67 12 71  
MINIMUM 41 11:59 PM 28 1942 38 3 41  
1986  
1990  
AVERAGE 60 52 8  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.22 2000 0.08 -0.08 0.18  
MONTH TO DATE 1.85 1.21 0.64 1.11  
SINCE MAR 1 3.64 3.46 0.18 3.25  
SINCE JAN 1 4.67 4.51 0.16 5.66  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1978 0.1 -0.1 0.0  
MONTH TO DATE 3.9 2.1 1.8 0.0  
SINCE MAR 1 13.2 22.9 -9.7 48.3  
SINCE JUL 1 42.5 71.2 -28.7 127.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 13 -8 9  
MONTH TO DATE 286 271 15 213  
SINCE MAR 1 1812 1860 -48 2155  
SINCE JUL 1 6767 7222 -455 7855  
 
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 37 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 18.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 3:00 AM  
LOWEST 18 5:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 88 1992  
2009  
MINIMUM TEMPERATURE (F) 38 25 1943  
 
SUNRISE AND SUNSET  
MAY 18 2024...........SUNRISE 5:39 AM MDT SUNSET 8:26 PM MDT  
MAY 19 2024...........SUNRISE 5:38 AM MDT SUNSET 8:27 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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