427  
CXUS56 KSGX 081155  
CLMRAL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
355 AM PST MON DEC 08 2025  
   
...............................  
 
...THE RIVERSIDE MUNI AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 99 11/04/2010  
11/03/2010  
11/02/1924  
LOW 23 11/12/1950  
11/11/1950  
HIGHEST 95 11/10 74 21 82 11/10  
LOWEST 44 11/19 46 -2 38 11/18  
11/29  
AVG. MAXIMUM 75.6 74.5 1.1 73.2  
AVG. MINIMUM 50.8 47.4 3.4 46.1  
MEAN 63.2 61.0 2.2 59.6  
DAYS MAX >= 90 3 2.0 1.0 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MAX >= 45 30 30  
DAYS MAX >= 120 0 0  
DAYS MIN <= 32 0 0.2 -0.2 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 5.72 1965  
MINIMUM 0.00 2021  
TOTALS 2.52 0.57 1.95 0.05  
DAILY AVG. 0.08 0.02 0.06 0.00  
DAYS >= .01 6 3.6 2.4 2  
DAYS >= .10 5 1.5 3.5 0  
DAYS >= .50 1 0.2 0.8 0  
DAYS >= 1.00 1 0.0 1.0 0  
DAYS >= %-5.2F 0 0  
DAYS >= %-5.2F 0 0  
GREATEST  
24 HR. TOTAL 1.47 11/14 TO 11/15 0.05 11/23 TO 11/24  
STORM TOTAL 1.25 0.04  
(MM/DD(HH)) MM  
 
DEGREE DAYS  
HEATING TOTAL 104 155 -51 156  
SINCE 7/1 116 188 -72 MM  
COOLING TOTAL 58 33 25 1  
SINCE 1/1 1976 1852 124 MM  
 
FREEZE DATES  
RECORD  
EARLIEST 10/21/1949  
LATEST 04/28/1894  
EARLIEST 01/17  
LATEST 01/02    
............................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 3.5  
RESULTANT WIND SPEED/DIRECTION 1/030  
HIGHEST WIND SPEED/DIRECTION 20/240 DATE 11/15  
HIGHEST GUST SPEED/DIRECTION 29/010 DATE 11/22  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.24  
NUMBER OF DAYS FAIR 21  
NUMBER OF DAYS PC 4  
NUMBER OF DAYS CLOUDY 5  
 
AVERAGE RH (PERCENT) 62  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 1 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 6  
LIGHT RAIN 8 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 15 FOG W/VIS <= 1/4 MILE 3  
HAZE 7  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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