438  
CDUS45 KRIW 270736  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT FRI SEP 27 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 26 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 90 3:17 PM 91 2015 70 20 83  
MINIMUM 51 11:59 PM 21 1972 38 13 33  
AVERAGE 71 54 17  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.29 2013 0.05 -0.05 0.00  
MONTH TO DATE 0.24 0.79 -0.55 0.59  
SINCE SEP 1 0.24 0.79 -0.55 0.59  
SINCE JAN 1 7.22 9.62 -2.40 12.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2013 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE SEP 1 0.0 1.1 -1.1 0.0  
SINCE JUL 1 0.0 1.1 -1.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 11 -11 7  
MONTH TO DATE 85 164 -79 109  
SINCE SEP 1 85 164 -79 109  
SINCE JUL 1 123 209 -86 162  
 
COOLING  
YESTERDAY 6 0 6 0  
MONTH TO DATE 57 29 28 19  
SINCE SEP 1 57 29 28 19  
SINCE JAN 1 532 441 91 341    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 14.5  
 
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 50 11:00 PM  
LOWEST 10 2:00 PM  
AVERAGE 30  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 2015  
MINIMUM TEMPERATURE (F) 38 22 1945  
1964  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2024.....SUNRISE 6:59 AM MDT SUNSET 6:53 PM MDT  
SEPTEMBER 28 2024.....SUNRISE 7:00 AM MDT SUNSET 6:51 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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