361  
CDUS45 KRIW 101721 CCA  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
102 AM MST WED JAN 10 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 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 28 3:42 PM 54 1953 35 -7 36  
MINIMUM 9 12:09 AM -30 1962 15 -6 24  
AVERAGE 19 25 -6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.24 1984 0.02 -0.02 0.00  
MONTH TO DATE 0.11 0.15 -0.04 0.23  
SINCE DEC 1 0.17 0.76 -0.59 0.97  
SINCE JAN 1 0.11 0.15 -0.04 0.23  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.5 2011 0.3 -0.3 0.0  
MONTH TO DATE 1.7 2.7 -1.0 6.0  
SINCE DEC 1 2.7 13.7 -11.0 20.7  
SINCE JUL 1 16.0 31.1 -15.1 38.6  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 40 6 35  
MONTH TO DATE 365 363 2 360  
SINCE DEC 1 1379 1611 -232 1662  
SINCE JUL 1 3044 3413 -369 3477  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 24.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 12:00 AM  
LOWEST 58 12:00 PM  
AVERAGE 67  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 59 1990  
MINIMUM TEMPERATURE (F) 15 -26 1962  
 
SUNRISE AND SUNSET  
JANUARY 10 2024.......SUNRISE 7:36 AM MST SUNSET 4:51 PM MST  
JANUARY 11 2024.......SUNRISE 7:36 AM MST SUNSET 4:52 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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