316  
CDUS45 KRIW 110730  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT WED SEP 11 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 10 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 89 2:24 PM 95 2021 79 10 73  
MINIMUM 52 5:06 AM 27 2020 44 8 50  
AVERAGE 71 62 9  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.40 1986 0.03 -0.03 0.08  
MONTH TO DATE 0.15 0.24 -0.09 0.31  
SINCE SEP 1 0.15 0.24 -0.09 0.31  
SINCE JAN 1 7.13 9.07 -1.94 12.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 7 38 -31 16  
SINCE SEP 1 7 38 -31 16  
SINCE JUL 1 45 83 -38 69  
 
COOLING  
YESTERDAY 6 1 5 0  
MONTH TO DATE 45 20 25 19  
SINCE SEP 1 45 20 25 19  
SINCE JAN 1 520 432 88 341    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 5:00 AM  
LOWEST 12 1:00 PM  
AVERAGE 33  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 91 1993  
MINIMUM TEMPERATURE (F) 44 26 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 6:42 AM MDT SUNSET 7:22 PM MDT  
SEPTEMBER 12 2024.....SUNRISE 6:43 AM MDT SUNSET 7:20 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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