307  
CXUS56 KSTO 030919  
CLMSCK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
219 AM PDT TUE OCT 03 2023  
   
...............................
 
 
...THE STOCKTON AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2023  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 115 09/06/2022  
LOW 42 09/30/1950  
HIGHEST 95 09/11 MM MM  
LOWEST 51 09/24 MM MM  
AVG. MAXIMUM 86.2  
AVG. MINIMUM 57.5  
MEAN 71.9  
DAYS MAX >= 90 9 15.8 -6.8  
DAYS MAX <= 32 0 0.0 0.0  
DAYS MIN <= 32 0 0.0 0.0  
DAYS MIN <= 0 0 0.0 0.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 3.00 1959  
MINIMUM 0.00 2020  
TOTALS 0.02 0.08 -0.06 0.06  
DAILY AVG. 0.00 0.00 -0.00 0.00  
DAYS >= .01 1 0.7 0.3 1  
DAYS >= .10 0 0.3 -0.3 0  
DAYS >= .50 0 0.0 0.0 0  
DAYS >= 1.00 0 0  
DAYS >= %-5.2F 0 0  
 
DEGREE DAYS  
HEATING TOTAL 0 3 -3  
SINCE 7/1 0 0 0  
COOLING TOTAL 214 271 -57  
SINCE 1/1 1444 1486 -42    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.1  
HIGHEST WIND SPEED/DIRECTION 26/260 DATE 09/29  
HIGHEST GUST SPEED/DIRECTION 33/250 DATE 09/29  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.09  
NUMBER OF DAYS FAIR 26  
NUMBER OF DAYS PC 3  
NUMBER OF DAYS CLOUDY 1  
 
AVERAGE RH (PERCENT) 58  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 3 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 1 FOG W/VIS <= 1/4 MILE 0  
HAZE 3  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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