285  
CDUS45 KVEF 190825  
CLIDRA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LAS VEGAS, NV  
125 AM PDT MON MAY 19 2025  
   
...............................
 
 
   
..THE DESERT ROCK-MERCURY NV CLIMATE SUMMARY FOR MAY 18 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1978 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 MM 99 2008 85 -5 90  
MINIMUM 47 MM 43 2011 56 -9 65  
2017  
AVERAGE 64 70 -6 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.05 2011 0.00 0.00 0.00  
MONTH TO DATE 0.26 0.12 0.14 T  
SINCE OCT 1 1.51 3.95 -2.44 5.03  
SINCE JAN 1 1.32 2.68 -1.36 5.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE MAR 1 T 0.3 0.0  
SINCE JUL 1 T 1.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 1 0 0  
MONTH TO DATE 16 39 -23 27  
SINCE MAR 1 471 549 -78 569  
SINCE JUL 1 2462 2827 -365 2426  
 
COOLING  
YESTERDAY 0 6 -6 13  
MONTH TO DATE 85 79 6 82  
SINCE MAR 1 169 114 55 116  
SINCE JAN 1 169 114 55 116    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 5:00 AM  
LOWEST 18 10:00 PM  
AVERAGE 45  
   
......................................................
 
 
THE DESERT ROCK-MERCURY NV CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 2008  
MINIMUM TEMPERATURE (F) 56 37 2011  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 5:34 AM PDT SUNSET 7:48 PM PDT  
MAY 20 2025...........SUNRISE 5:33 AM PDT SUNSET 7:49 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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