


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
793 CXUS56 KSTO 011917 CLMSCK CLIMATE REPORT NATIONAL WEATHER SERVICE SACRAMENTO 1217 PM PDT WED OCT 01 2025 ................................... ...THE STOCKTON AIRPORT CA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1948 TO 2025 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 103 09/01 MM MM LOWEST 55 09/15 MM MM AVG. MAXIMUM 90.0 AVG. MINIMUM 60.5 MEAN 75.3 DAYS MAX >= 90 14 15.8 -1.8 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 0.04 0.08 -0.04 T DAILY AVG. 0.00 0.00 -0.00 T DAYS >= .01 1 0.7 0.3 0 DAYS >= .10 0 0.3 -0.3 0 DAYS >= .50 0 0.0 0.0 0 DAYS >= 1.00 0 0 DEGREE DAYS HEATING TOTAL 0 3 -3 SINCE 7/1 0 0 0 COOLING TOTAL 317 271 46 SINCE 1/1 1512 1486 26 .............................................................. WIND (MPH) AVERAGE WIND SPEED 6.7 HIGHEST WIND SPEED/DIRECTION 21/250 DATE 09/25 HIGHEST GUST SPEED/DIRECTION 27/250 DATE 09/25 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.10 NUMBER OF DAYS FAIR 24 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 57 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 5 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 0 FOG W/VIS <= 1/4 MILE 0 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$