565  
CDUS45 KVEF 190842  
CLIDRA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LAS VEGAS, NV  
142 AM PDT FRI SEP 19 2025  
   
...............................  
 
...THE DESERT ROCK-MERCURY NV CLIMATE SUMMARY FOR SEPTEMBER 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 84 9:22 AM 98 1991 90 -6 84  
MINIMUM 66 11:38 PM 45 1978 61 5 56  
AVERAGE 75 76 -1 70  
 
PRECIPITATION (IN)  
YESTERDAY T 1.25 1985 0.01 -0.01 0.00  
MONTH TO DATE 0.14 0.24 -0.10 0.00  
SINCE OCT 1 1.89 5.08 -3.19 5.19  
SINCE JAN 1 1.70 3.81 -2.11 5.17  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 10 11 -1 5  
MONTH TO DATE 254 244 10 290  
SINCE SEP 1 254 244 10 290  
SINCE JAN 1 2441 2157 284 2540    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 19 2:00 AM  
AVERAGE 60  
   
......................................................  
 
THE DESERT ROCK-MERCURY NV CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 98 2000  
2016  
MINIMUM TEMPERATURE (F) 60 46 1978  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2025.....SUNRISE 6:30 AM PDT SUNSET 6:45 PM PDT  
SEPTEMBER 20 2025.....SUNRISE 6:31 AM PDT SUNSET 6:43 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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