195  
CDUS45 KRIW 170727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT FRI MAY 17 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MAY 16 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 75 3:44 PM 88 2012 67 8 75  
MINIMUM 38 3:14 AM 25 2009 37 1 45  
AVERAGE 57 52 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 1991 0.07 -0.07 0.00  
MONTH TO DATE 1.85 1.13 0.72 0.93  
SINCE MAR 1 3.64 3.38 0.26 3.07  
SINCE JAN 1 4.67 4.43 0.24 5.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.8 1986 0.0 0.0 0.0  
MONTH TO DATE 3.9 2.0 1.9 0.0  
SINCE MAR 1 13.2 22.8 -9.6 48.3  
SINCE JUL 1 42.5 71.1 -28.6 127.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 13 -5 5  
MONTH TO DATE 281 258 23 204  
SINCE MAR 1 1807 1847 -40 2146  
SINCE JUL 1 6762 7209 -447 7846  
 
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 24 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.7  
 
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 92 3:00 AM  
LOWEST 22 5:00 PM  
AVERAGE 57  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 1948  
MINIMUM TEMPERATURE (F) 38 28 1942  
1986  
1990  
 
SUNRISE AND SUNSET  
MAY 17 2024...........SUNRISE 5:40 AM MDT SUNSET 8:25 PM MDT  
MAY 18 2024...........SUNRISE 5:39 AM MDT SUNSET 8:26 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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