170  
CDUS45 KRIW 040729  
CLIBYG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT MON MAY 04 2026  
   
...............................
 
 
   
..THE BUFFALO WY CLIMATE SUMMARY FOR MAY 3 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 MM 76 2000 58 8 73  
2023  
MINIMUM 39 MM 25 2005 37 2 45  
AVERAGE 53 48 5 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.49 2007 0.07 -0.06 0.00  
MONTH TO DATE 0.01 0.19 -0.18 0.12  
SINCE MAR 1 0.41 2.38 -1.97 1.63  
SINCE JAN 1 0.56 2.85 -2.29 1.67  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 18 -6 6  
MONTH TO DATE 38 54 -16 42  
SINCE MAR 1 1366 1623 -257 1540  
SINCE JUL 1 5456 6779 -1323 6482  
 
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 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 4:00 AM  
LOWEST 30 6:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE BUFFALO WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 80 2004  
MINIMUM TEMPERATURE (F) 37 23 2002  
 
SUNRISE AND SUNSET  
MAY 4 2026...........SUNRISE 5:53 AM MDT SUNSET 8:15 PM MDT  
MAY 5 2026...........SUNRISE 5:52 AM MDT SUNSET 8:16 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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