Climatological Report (Monthly) 
Issued by NWS
        
        
                
        
            
        Issued by NWS
673
CXUS56 KMTR 010842
CLMLVK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
142 AM PDT SAT NOV 01 2025
...................................
...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1930 TO 2025
WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            108   MM
 LOW              37   10/27/2023
HIGHEST           91   10/07                         108  10/02
LOWEST            44   10/12                          41  10/29
                       10/16
                                                          10/30
AVG. MAXIMUM    75.2               77.9    -2.7     84.0
AVG. MINIMUM    51.3                                53.2
MEAN            63.3               63.5    -0.2     68.6
DAYS MAX >= 90     1                                   8
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0
PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.22   2021
 MINIMUM        0.00   2022
TOTALS          1.89               0.75    1.14     0.01
DAILY AVG.      0.06                                0.00
DAYS >= .01        7                                   1
DAYS >= .10        2                                   0
DAYS >= .50        2                                   0
DAYS >= 1.00       1                                   0
GREATEST
 24 HR. TOTAL   1.25   10/13 TO 10/14               0.01  10/31 TO 10/31
DEGREE DAYS
HEATING TOTAL     73                 97     -24       50
 SINCE 7/1        73                119     -46       MM
COOLING TOTAL     27                 52     -25      167
 SINCE 1/1       844                848      -4       MM
................................................................
WIND (MPH)
AVERAGE WIND SPEED              4.8
RESULTANT WIND SPEED/DIRECTION   1/260
HIGHEST WIND SPEED/DIRECTION    25/270    DATE  10/26
HIGHEST GUST SPEED/DIRECTION    33/280    DATE  10/26
SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.28
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          3
AVERAGE RH (PERCENT)     65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      0
HAZE                      3
-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
$$