758  
CDUS45 KRIW 100727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT TUE SEP 10 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 9 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 88 1:23 PM 95 2021 79 9 80  
MINIMUM 57 12:26 AM 24 2020 45 12 44  
AVERAGE 73 62 11  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.46 1940 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.21 -0.06 0.23  
SINCE SEP 1 0.15 0.21 -0.06 0.23  
SINCE JAN 1 7.13 9.04 -1.91 12.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 7 33 -26 13  
SINCE SEP 1 7 33 -26 13  
SINCE JUL 1 45 78 -33 66  
 
COOLING  
YESTERDAY 8 2 6 0  
MONTH TO DATE 39 19 20 19  
SINCE SEP 1 39 19 20 19  
SINCE JAN 1 514 431 83 341    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 12.2  
 
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 42 12:00 AM  
LOWEST 14 1:00 PM  
AVERAGE 28  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 2021  
MINIMUM TEMPERATURE (F) 44 27 2020  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2024.....SUNRISE 6:41 AM MDT SUNSET 7:24 PM MDT  
SEPTEMBER 11 2024.....SUNRISE 6:42 AM MDT SUNSET 7:22 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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