CXUS56 KMTR 010908 CLMSFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 208 AM PDT WED APR 01 2026 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 89 03/20/2026 LOW 31 03/03/1966 HIGHEST 89R 03/20 82 03/25 LOWEST 46 03/05 42 03/18 03/11 03/19 AVG. MAXIMUM 72.9 63.4 9.5 61.7 AVG. MINIMUM 52.2 47.5 MEAN 62.5 55.5 7.0 54.6 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.01 1958 MINIMUM 0.05 1988 TOTALS 0.04R 2.73 -2.69 1.71 DAILY AVG. 0.00 0.09 -0.09 0.06 DAYS >= .01 2 12 DAYS >= .10 0 6 DAYS >= .50 0 1 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.03 03/31 TO 03/31 0.65 03/12 TO 03/13 DEGREE DAYS HEATING TOTAL 102 296 -194 316 SINCE 7/1 1450 1975 -525 MM COOLING TOTAL 33 1 32 3 SINCE 1/1 34 1 33 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.4 RESULTANT WIND SPEED/DIRECTION 8/290 HIGHEST WIND SPEED/DIRECTION 37/280 DATE 03/25 HIGHEST GUST SPEED/DIRECTION 45/280 DATE 03/04 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.37 NUMBER OF DAYS FAIR 15 NUMBER OF DAYS PC 13 NUMBER OF DAYS CLOUDY 3 AVERAGE RH (PERCENT) 63 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 16 FOG W/VIS <= 1/4 MILE 0 HAZE 29 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$