527  
CDUS45 KRIW 180735  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1235 AM MST SAT JAN 18 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JANUARY 17 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 2:13 AM 54 1919 33 0 35  
MINIMUM 10 11:59 PM -39 1930 10 0 -4  
AVERAGE 22 21 1  
 
PRECIPITATION (IN)  
YESTERDAY 0.40R 0.20 1912 0.02 0.38 0.00  
MONTH TO DATE 0.64 0.27 0.37 0.46  
SINCE DEC 1 0.68 0.90 -0.22 1.17  
SINCE JAN 1 0.64 0.27 0.37 0.46  
 
SNOWFALL (IN)  
YESTERDAY 6.7 R 4.1 1960 0.3 6.4 0.0  
MONTH TO DATE 11.3 4.3 7.0 8.2  
SINCE DEC 1 12.7 13.6 -0.9 16.3  
SINCE JUL 1 23.0 36.2 -13.2 40.5  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 44 -1 49  
MONTH TO DATE 770 749 21 916  
SINCE DEC 1 1756 2096 -340 2166  
SINCE JUL 1 3185 3924 -739 3774  
 
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 22 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 2:00 PM  
LOWEST 58 2:00 AM  
AVERAGE 73  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 55 2009  
MINIMUM TEMPERATURE (F) 10 -36 1943  
 
SUNRISE AND SUNSET  
JANUARY 18 2025.......SUNRISE 7:41 AM MST SUNSET 5:10 PM MST  
JANUARY 19 2025.......SUNRISE 7:40 AM MST SUNSET 5:12 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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