922  
CDUS45 KRIW 040728  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SUN MAY 04 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR MAY 3 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 3:36 PM 83 1947 61 13 40  
1952  
MINIMUM 30 2:41 AM 17 1954 32 -2 28  
AVERAGE 52 47 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.93 1959 0.06 -0.06 0.29  
MONTH TO DATE 0.05 0.19 -0.14 0.29  
SINCE MAR 1 2.97 2.44 0.53 2.08  
SINCE JAN 1 3.69 3.49 0.20 3.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.8 1950 0.2 -0.2 3.9  
MONTH TO DATE 0.0 0.5 -0.5 3.9  
SINCE MAR 1 15.7 21.3 -5.6 13.2  
SINCE JUL 1 26.2 69.6 -43.4 42.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 18 -5 31  
MONTH TO DATE 52 56 -4 83  
SINCE MAR 1 1601 1645 -44 1609  
SINCE JUL 1 6616 7007 -391 6564  
 
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 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.3  
 
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 79 12:00 AM  
LOWEST 16 6:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 85 2000  
MINIMUM TEMPERATURE (F) 33 23 2024  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 5:55 AM MDT SUNSET 8:11 PM MDT  
MAY 5 2025...........SUNRISE 5:54 AM MDT SUNSET 8:12 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page