CXUS56 KMTR 010834 CLMOAK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1234 AM PST THU JAN 01 2026 ................................... ...THE OAKLAND AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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 DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 79 MM LOW 28 12/05/2013 HIGHEST 66 12/03 75 12/03 LOWEST 35 12/13 39 12/11 12/31 AVG. MAXIMUM 57.4 57.9 -0.5 62.4 AVG. MINIMUM 43.9 42.3 1.6 45.9 MEAN 50.7 54.2 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 11.50 2022 MINIMUM 0.09 2017 TOTALS 3.78 3.84 -0.06 3.11 DAILY AVG. 0.12 0.12 -0.00 0.10 DAYS >= .01 9 12 DAYS >= .10 7 9 DAYS >= .50 4 2 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 1.08 12/24 TO 12/25 0.97 12/13 TO 12/14 DEGREE DAYS HEATING TOTAL 436 462 -26 328 SINCE 7/1 884 1068 -184 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 136 176 -40 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.5 RESULTANT WIND SPEED/DIRECTION 2/130 HIGHEST WIND SPEED/DIRECTION 38/120 DATE 12/25 HIGHEST GUST SPEED/DIRECTION 54/110 DATE 12/25 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.52 NUMBER OF DAYS FAIR 10 NUMBER OF DAYS PC 11 NUMBER OF DAYS CLOUDY 10 AVERAGE RH (PERCENT) 82 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 5 RAIN 6 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 27 FOG W/VIS <= 1/4 MILE 2 HAZE 5 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$