227  
CDUS45 KRIW 160729  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT SUN JUL 16 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JULY 15 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 3:37 PM 102 2006 90 -1 90  
MINIMUM 47 3:52 AM 42 2009 53 -6 55  
2010  
AVERAGE 68 72 -4  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 1953 0.04 -0.04 T  
MONTH TO DATE 0.09 0.57 -0.48 0.31  
SINCE JUN 1 3.38 1.91 1.47 0.52  
SINCE JAN 1 10.23 7.42 2.81 8.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 21 9 12 1  
SINCE JUN 1 168 135 33 126  
SINCE JUL 1 21 9 12 1  
 
COOLING  
YESTERDAY 3 7 -4 8  
MONTH TO DATE 48 81 -33 116  
SINCE JUN 1 55 132 -77 168  
SINCE JAN 1 55 136 -81 168    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 14 4:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 104 2005  
MINIMUM TEMPERATURE (F) 54 43 1983  
 
SUNRISE AND SUNSET  
JULY 16 2023..........SUNRISE 5:41 AM MDT SUNSET 8:42 PM MDT  
JULY 17 2023..........SUNRISE 5:42 AM MDT SUNSET 8:41 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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