088  
CDUS45 KRIW 180729  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST WED JAN 18 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 23 10:19 PM 50 2000 31 -8 37  
2009  
MINIMUM 16 11:43 PM -11 1997 8 8 19  
AVERAGE 20 19 1 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.04 0.00 0.01 0.00  
MONTH TO DATE 1.31 0.14 1.17 0.21  
SINCE DEC 1 2.10 0.40 1.70 0.28  
SINCE JAN 1 1.31 0.14 1.17 0.21  
 
SNOWFALL (IN)  
YESTERDAY 0.6 1.5 1996 0.0  
MONTH TO DATE 22.4 2.7  
SINCE DEC 1 36.7 4.4  
SINCE JUL 1 47.6 7.2  
SNOW DEPTH 12  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 46 -1 37  
MONTH TO DATE 874 786 88 734  
SINCE DEC 1 2430 2193 237 1815  
SINCE JUL 1 4243 4090 153 3305  
 
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 10 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 7:00 PM  
LOWEST 84 6:00 AM  
AVERAGE 90  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 53 1999  
MINIMUM TEMPERATURE (F) 8 -17 1996  
 
SUNRISE AND SUNSET  
JANUARY 18 2023.......SUNRISE 7:41 AM MST SUNSET 5:08 PM MST  
JANUARY 19 2023.......SUNRISE 7:40 AM MST SUNSET 5:09 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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