566  
CDUS45 KRIW 220727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SAT JUL 22 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JULY 21 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 85 5:22 PM 100 1982 90 -5 97  
MINIMUM 53 5:40 AM 39 1949 54 -1 47  
AVERAGE 69 72 -3  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1951 0.04 -0.04 0.00  
MONTH TO DATE 0.58 0.82 -0.24 0.31  
SINCE JUN 1 3.87 2.16 1.71 0.52  
SINCE JAN 1 10.72 7.67 3.05 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 23 9 14 1  
SINCE JUN 1 170 135 35 126  
SINCE JUL 1 23 9 14 1  
 
COOLING  
YESTERDAY 4 7 -3 7  
MONTH TO DATE 79 123 -44 170  
SINCE JUN 1 86 174 -88 222  
SINCE JAN 1 86 178 -92 222    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 21 6:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 103 2005  
MINIMUM TEMPERATURE (F) 54 44 1978  
 
SUNRISE AND SUNSET  
JULY 22 2023..........SUNRISE 5:47 AM MDT SUNSET 8:37 PM MDT  
JULY 23 2023..........SUNRISE 5:48 AM MDT SUNSET 8:36 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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