277  
CDUS45 KRIW 220731  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1231 AM MST WED JAN 22 2025  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 21 2025  
 
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)  
YESTERDAY  
MAXIMUM 25 6:47 PM 56 1950 36 -11 48  
MINIMUM 2 12:14 AM -21 1962 15 -13 32  
AVERAGE 14 25 -11  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 2022 0.01 -0.01 0.00  
MONTH TO DATE 0.45 0.33 0.12 0.36  
SINCE DEC 1 0.61 0.94 -0.33 0.42  
SINCE JAN 1 0.45 0.33 0.12 0.36  
 
SNOWFALL (IN)  
YESTERDAY MM 6.8 2022 0.3 MM 0.0  
MONTH TO DATE 6.0 6.0 -0.0 6.2  
SINCE DEC 1 7.5 17.0 -9.5 7.2  
SINCE JUL 1 7.5 34.4 -26.9 20.5  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 40 11 25  
MONTH TO DATE 995 843 152 1049  
SINCE DEC 1 1965 2091 -126 2063  
SINCE JUL 1 3465 3893 -428 3728  
 
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 43 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 26.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 11:00 PM  
LOWEST 43 8:00 PM  
AVERAGE 55  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 56 1981  
MINIMUM TEMPERATURE (F) 15 -19 1963  
 
SUNRISE AND SUNSET  
JANUARY 22 2025.......SUNRISE 7:29 AM MST SUNSET 5:06 PM MST  
JANUARY 23 2025.......SUNRISE 7:29 AM MST SUNSET 5:07 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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