799  
CDUS45 KRIW 150732  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT SAT JUL 15 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JULY 14 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 84 3:06 PM 101 1983 89 -5 96  
MINIMUM 53 4:44 AM 41 1952 53 0 61  
AVERAGE 69 71 -2  
 
PRECIPITATION (IN)  
YESTERDAY T 0.35 1948 0.04 -0.04 T  
1994  
MONTH TO DATE 0.09 0.53 -0.44 0.31  
SINCE JUN 1 3.38 1.87 1.51 0.52  
SINCE JAN 1 10.23 7.38 2.85 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 4 6 -2 14  
MONTH TO DATE 45 74 -29 108  
SINCE JUN 1 52 125 -73 160  
SINCE JAN 1 52 129 -77 160    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 3:00 AM  
LOWEST 31 1:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 102 2006  
MINIMUM TEMPERATURE (F) 53 42 2009  
2010  
 
SUNRISE AND SUNSET  
JULY 15 2023..........SUNRISE 5:41 AM MDT SUNSET 8:43 PM MDT  
JULY 16 2023..........SUNRISE 5:41 AM MDT SUNSET 8:42 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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