Climatological Report (Monthly)
Issued by NWS
Issued by NWS
799 CXUS56 KMTR 010841 CLMSFO CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 141 AM PDT SAT JUN 01 2024 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1927 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 97 05/27/1984 LOW 39 05/03/1950 HIGHEST 84 05/09 82 05/13 LOWEST 48 05/05 50 05/02 05/07 AVG. MAXIMUM 69.1 68.3 0.8 65.5 AVG. MINIMUM 52.5 53.4 MEAN 60.8 59.9 0.9 59.5 DAYS MAX >= 90 0 0 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 3.81 1957 MINIMUM 0.00 2008 TOTALS 0.95 0.48 0.47 0.72 DAILY AVG. 0.03 0.02 0.01 0.02 DAYS >= .01 1 5 DAYS >= .10 1 2 DAYS >= .50 1 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.95 05/04 TO 05/04 0.49 05/02 TO 05/03 DEGREE DAYS HEATING TOTAL 133 170 -37 166 SINCE 7/1 1763 2377 -614 MM COOLING TOTAL 10 14 -4 3 SINCE 1/1 11 20 -9 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 12.4 RESULTANT WIND SPEED/DIRECTION 11/280 HIGHEST WIND SPEED/DIRECTION 107/010 DATE 05/07 HIGHEST GUST SPEED/DIRECTION 107/010 DATE 05/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.29 NUMBER OF DAYS FAIR 22 NUMBER OF DAYS PC 7 NUMBER OF DAYS CLOUDY 2 AVERAGE RH (PERCENT) 66 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 1 LIGHT RAIN 1 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 7 FOG W/VIS <= 1/4 MILE 0 HAZE 27 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$