208  
CDUS46 KSGX 180918  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
218 AM PDT SAT MAY 18 2024  
   
...............................  
 
   
..THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR MAY 17 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 4:21 PM 103 1920 80 -8 86  
2008  
MINIMUM 55 11:59 PM 40 1908 56 -1 55  
1943  
AVERAGE 64 68 -4 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.15 1994 0.01 -0.01 0.00  
MONTH TO DATE 0.12 0.15 -0.03 0.47  
SINCE JUL 1 14.63 9.31 5.32 13.58  
SINCE OCT 1 12.30 9.06 3.24 13.41  
SINCE JAN 1 11.26 6.65 4.61 9.89  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 1 0 0  
MONTH TO DATE 18 26 -8 49  
SINCE MAR 1 396 325 71 503  
SINCE JUL 1 1253 1378 -125 1780  
 
COOLING  
YESTERDAY 0 4 -4 6  
MONTH TO DATE 17 54 -37 36  
SINCE MAR 1 35 120 -85 82  
SINCE JAN 1 38 133 -95 82    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 12:00 AM  
LOWEST 57 2:00 PM  
AVERAGE 72  
   
......................................................  
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 103 2008  
MINIMUM TEMPERATURE (F) 56 40 1903  
 
SUNRISE AND SUNSET  
MAY 18 2024...........SUNRISE 5:46 AM PDT SUNSET 7:47 PM PDT  
MAY 19 2024...........SUNRISE 5:45 AM PDT SUNSET 7:48 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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