Climatological Report (Monthly)
Issued by NWS
Issued by NWS
765 CXUS56 KMTR 010838 CLMLVK CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 138 AM PDT TUE OCT 01 2024 ................................... ...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1930 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 115 MM LOW 44 09/29/2019 HIGHEST 102 09/05 91 09/08 09/24 LOWEST 53 09/03 50 09/24 09/30 09/25 AVG. MAXIMUM 88.1 85.4 2.7 80.6 AVG. MINIMUM 56.4 55.9 MEAN 72.2 70.2 2.0 68.2 DAYS MAX >= 90 13 3 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM T 2021 MINIMUM 0.00 2020 TOTALS 0.01 0.08 -0.07 0.05 DAILY AVG. 0.00 0.00 DAYS >= .01 1 1 DAYS >= .10 0 0 DAYS >= .50 0 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.01 09/18 TO 09/18 0.05 09/30 TO 09/30 DEGREE DAYS HEATING TOTAL 2 15 -13 8 SINCE 7/1 4 17 -13 MM COOLING TOTAL 206 170 36 113 SINCE 1/1 1128 796 332 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.9 RESULTANT WIND SPEED/DIRECTION 4/270 HIGHEST WIND SPEED/DIRECTION 25/240 DATE 09/15 HIGHEST GUST SPEED/DIRECTION 35/240 DATE 09/15 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.15 NUMBER OF DAYS FAIR 24 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 56 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 1 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 4 FOG W/VIS <= 1/4 MILE 0 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$