820  
CDUS45 KRIW 050733  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
133 AM MDT SAT AUG 05 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR AUGUST 4 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 72 2:37 PM 97 1941 89 -17 96  
1979  
1981  
MINIMUM 57 11:59 PM 41 1980 54 3 56  
AVERAGE 65 72 -7  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 0.84 1990 0.03 0.10 0.00  
MONTH TO DATE 0.35 0.13 0.22 T  
SINCE JUN 1 4.97 2.66 2.31 0.52  
SINCE JAN 1 11.82 8.17 3.65 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 0 0 0 0  
SINCE JUN 1 170 140 30 126  
SINCE JUL 1 23 14 9 1  
 
COOLING  
YESTERDAY 0 7 -7 11  
MONTH TO DATE 14 28 -14 41  
SINCE JUN 1 200 279 -79 335  
SINCE JAN 1 200 283 -83 335    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 57 3:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 102 1979  
MINIMUM TEMPERATURE (F) 54 39 1980  
 
SUNRISE AND SUNSET  
AUGUST 5 2023........SUNRISE 6:01 AM MDT SUNSET 8:22 PM MDT  
AUGUST 6 2023........SUNRISE 6:02 AM MDT SUNSET 8:21 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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