128  
CDUS45 KRIW 010736  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT THU MAY 01 2025  
   
...............................  
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR APRIL 30 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 1:40 PM 80 2021 57 -7 53  
MINIMUM 33 10:51 PM 22 2005 36 -3 33  
AVERAGE 42 46 -4 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.79 2003 0.07 0.03 0.01  
MONTH TO DATE 0.91 1.46 -0.55 0.57  
SINCE MAR 1 1.51 2.19 -0.68 0.88  
SINCE JAN 1 1.55 2.66 -1.11 1.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 18 5 22  
MONTH TO DATE 667 665 2 592  
SINCE MAR 1 1498 1569 -71 1523  
SINCE JUL 1 6440 6725 -285 6116  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 61 2:00 PM  
AVERAGE 77  
   
......................................................  
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 78 2007  
MINIMUM TEMPERATURE (F) 36 21 2005  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 5:57 AM MDT SUNSET 8:12 PM MDT  
MAY 2 2025...........SUNRISE 5:56 AM MDT SUNSET 8:13 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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