261  
CDUS46 KSGX 190925  
CLIRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT FRI MAY 19 2023  
   
...............................
 
 
   
..THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR MAY 18 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 3:33 PM 103 2008 80 -1 84  
MINIMUM 56 5:39 AM 40 1903 56 0 56  
AVERAGE 68 68 0 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.22 2011 0.00 0.00 0.00  
MONTH TO DATE 0.47 0.15 0.32 T  
SINCE JUL 1 13.58 9.30 4.28 4.99  
SINCE OCT 1 13.41 9.04 4.37 4.83  
SINCE JAN 1 9.89 6.63 3.26 0.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 49 27 22 15  
SINCE MAR 1 503 326 177 184  
SINCE JUL 1 1780 1379 401 1050  
 
COOLING  
YESTERDAY 3 4 -1 5  
MONTH TO DATE 39 58 -19 77  
SINCE MAR 1 85 124 -39 206  
SINCE JAN 1 85 137 -52 236    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE RIVERSIDE MUNI AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 104 1942  
MINIMUM TEMPERATURE (F) 56 40 1933  
1945  
1950  
 
SUNRISE AND SUNSET  
MAY 19 2023...........SUNRISE 5:46 AM PDT SUNSET 7:47 PM PDT  
MAY 20 2023...........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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