Climatological Report (Monthly)
Issued by NWS

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071
CXUS56 KMTR 010941
CLMLVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
141 AM PST SUN NOV 01 2020

...................................

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1930 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            106   MM
 LOW              38   10/29/2009
HIGHEST          100   10/03                          92  10/25
LOWEST            43   10/29                          38  10/29
                       10/30
                       10/31
AVG. MAXIMUM    85.2               76.4     8.8     78.7
AVG. MINIMUM    52.9                                46.2
MEAN            69.1               63.0     6.1     62.4
DAYS MAX >= 90    15                                   3
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM          MM   MM
 MINIMUM          MM   MM
TOTALS          0.00               0.92   -0.92     0.00
DAILY AVG.      0.00                                0.00
DAYS >= .01        0                                   0
DAYS >= .10        0                                   0
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   0.00   09/30 TO 09/30               0.00  09/30 TO 10/01
                                                          10/01 TO 10/01
                                                          10/01 TO 10/02


DEGREE DAYS
HEATING TOTAL     34                104     -70      112
 SINCE 7/1        37                128     -91      135
COOLING TOTAL    169                 40     129       40
 SINCE 1/1      1391                829     562      970
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.3
RESULTANT WIND SPEED/DIRECTION   1/360
HIGHEST WIND SPEED/DIRECTION    28/020    DATE  10/26
HIGHEST GUST SPEED/DIRECTION    37/030    DATE  10/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.08
NUMBER OF DAYS FAIR           27
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     42

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                     13

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$



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