834  
CDUS45 KRIW 230729  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT TUE MAY 23 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MAY 22 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 81 3:59 PM 86 1980 69 12 59  
2006  
MINIMUM 44 5:09 AM 22 2022 39 5 22  
AVERAGE 63 54 9  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.07 1952 0.07 -0.07 0.00  
MONTH TO DATE 1.33 1.59 -0.26 0.87  
SINCE MAR 1 3.47 3.84 -0.37 4.39  
SINCE JAN 1 6.15 4.89 1.26 6.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.5 1952 0.1 -0.1 0.0  
MONTH TO DATE 0.0 2.4 -2.4 0.7  
SINCE MAR 1 48.3 23.2 25.1 39.9  
SINCE JUL 1 134.3 71.5 62.8 98.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 11 -9 24  
MONTH TO DATE 257 329 -72 379  
SINCE MAR 1 2199 1918 281 2179  
SINCE JUL 1 7900 7280 620 7038  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 18 4:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 88 1984  
MINIMUM TEMPERATURE (F) 40 28 1986  
2002  
2019  
 
SUNRISE AND SUNSET  
MAY 23 2023...........SUNRISE 5:36 AM MDT SUNSET 8:30 PM MDT  
MAY 24 2023...........SUNRISE 5:35 AM MDT SUNSET 8:31 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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