420  
CDUS45 KRIW 240737  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
137 AM MDT SAT JUN 24 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 23 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 80 2:04 PM 101 1954 83 -3 87  
MINIMUM 44 11:55 PM 38 1987 47 -3 48  
AVERAGE 62 65 -3  
 
PRECIPITATION (IN)  
YESTERDAY T 0.95 1989 0.04 -0.04 0.00  
MONTH TO DATE 2.83 1.07 1.76 0.21  
SINCE JUN 1 2.83 1.07 1.76 0.21  
SINCE JAN 1 9.68 6.58 3.10 8.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 134.3 71.8 62.5 98.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 2 1 0  
MONTH TO DATE 124 113 11 111  
SINCE JUN 1 124 113 11 111  
SINCE JUL 1 8062 7473 589 7281  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 2 30 -28 38  
SINCE JUN 1 2 30 -28 38  
SINCE JAN 1 2 34 -32 38    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 35 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 102 1988  
MINIMUM TEMPERATURE (F) 47 37 2017  
 
SUNRISE AND SUNSET  
JUNE 24 2023..........SUNRISE 5:28 AM MDT SUNSET 8:49 PM MDT  
JUNE 25 2023..........SUNRISE 5:28 AM MDT SUNSET 8:49 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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