825  
CDUS45 KRIW 160821  
CLIBPI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
221 AM MDT THU APR 16 2026  
   
...............................  
 
   
..THE BIG PINEY WY CLIMATE SUMMARY FOR APRIL 15 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1976 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 1:39 PM 66 1988 52 2 66  
2025  
MINIMUM 19 4:24 AM 8 1980 21 -2 15  
AVERAGE 37 36 1  
 
PRECIPITATION (IN)  
YESTERDAY T 0.35 1998 0.02 -0.02 0.00  
MONTH TO DATE 0.27 0.27 0.00 T  
SINCE MAR 1 0.59 0.69 -0.10 1.26  
SINCE JAN 1 0.75 1.50 -0.75 1.73  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 29 -1 24  
MONTH TO DATE 388 457 -69 425  
SINCE MAR 1 1211 1638 -427 1515  
SINCE JUL 1 6744 9067 -2323 8503  
 
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 29 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 11:00 PM  
LOWEST 32 2:00 PM  
AVERAGE 57  
   
......................................................  
 
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 72 1994  
MINIMUM TEMPERATURE (F) 21 10 2008  
2023  
 
SUNRISE AND SUNSET  
APRIL 16 2026.........SUNRISE 6:37 AM MDT SUNSET 8:04 PM MDT  
APRIL 17 2026.........SUNRISE 6:36 AM MDT SUNSET 8:05 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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