869  
CDUS45 KRIW 190032  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
532 PM MST SAT JAN 18 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 18 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 10 11:30 AM 54 1999 36 -26 35  
MINIMUM 1 4:59 PM -30 1943 15 -14 -20  
AVERAGE 6 25 -19 8  
 
PRECIPITATION (IN)  
TODAY 0.02 0.17 2023 0.02 0.00 0.03  
MONTH TO DATE 0.45 0.29 0.16 0.36  
SINCE DEC 1 0.61 0.90 -0.29 0.42  
SINCE JAN 1 0.45 0.29 0.16 0.36  
 
SNOWFALL (IN)  
TODAY T 0.3 -0.3 1.1  
MONTH TO DATE 6.0 5.1 0.9 6.2  
SINCE DEC 1 7.5 16.1 -8.6 7.2  
SINCE JUL 1 7.5 33.5 -26.0 20.5  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 59 40 19 57  
MONTH TO DATE 792 723 69 916  
SINCE DEC 1 1762 1971 -209 1930  
SINCE JUL 1 3262 3773 -511 3595  
 
COOLING  
TODAY 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 10 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 69  
AVERAGE 83  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 57 2009  
MINIMUM TEMPERATURE (F) 15 -25 1963  
 
SUNRISE AND SUNSET  
JANUARY 18 2025.......SUNRISE 7:32 AM MST SUNSET 5:01 PM MST  
JANUARY 19 2025.......SUNRISE 7:32 AM MST SUNSET 5:02 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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