692  
CDUS45 KRIW 050029  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT MON SEP 04 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 4 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 11:59 AM 100 2022 81 -7 100  
MINIMUM 50 5:43 AM 34 2006 46 4 52  
AVERAGE 62 64 -2 76  
 
PRECIPITATION (IN)  
TODAY 0.01 0.45 2016 0.02 -0.01 0.00  
MONTH TO DATE 0.05 0.08 -0.03 0.00  
SINCE SEP 1 0.05 0.08 -0.03 0.00  
SINCE JAN 1 12.53 8.91 3.62 10.39  
 
SNOWFALL (IN)  
TODAY 0 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 3 3 0 0  
MONTH TO DATE 3 12 -9 0  
SINCE SEP 1 3 12 -9 0  
SINCE JUL 1 56 57 -1 2  
 
COOLING  
TODAY 0 2 -2 11  
MONTH TO DATE 18 9 9 31  
SINCE SEP 1 18 9 9 31  
SINCE JAN 1 340 421 -81 507    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 17.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89  
LOWEST 34  
AVERAGE 62  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 2020  
MINIMUM TEMPERATURE (F) 46 34 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 6:33 AM MDT SUNSET 7:35 PM MDT  
SEPTEMBER 5 2023.....SUNRISE 6:35 AM MDT SUNSET 7:34 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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