809
CXUS56 KMTR 111734
CLMCCR

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1034 AM PDT SUN OCT 11 2026

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1999 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            107   MM
 LOW              52   08/24/2012
HIGHEST          100   08/02                         101  08/21
LOWEST            57   08/19                          56  08/02
                       08/20
AVG. MAXIMUM    88.7                                89.9
AVG. MINIMUM    59.5                                59.6
MEAN            74.1                                74.8
DAYS MAX >= 90    17                                  13
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   0
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
TOTALS             T               0.02   -0.02     0.00
DAILY AVG.         T                                0.00
DAYS >= .01        0                                   0
DAYS >= .10        0                                   0
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL      T   08/01 TO 08/01               0.00  07/31 TO 07/31
                       08/02 TO 08/02


DEGREE DAYS
HEATING TOTAL      1                                   0
 SINCE 7/1         1                                  MM
COOLING TOTAL    283                                 311
 SINCE 1/1       848                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.3
RESULTANT WIND SPEED/DIRECTION   6/240
HIGHEST WIND SPEED/DIRECTION    23/MM     DATE  08/13
HIGHEST GUST SPEED/DIRECTION    37/250    DATE  08/13

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)     55

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                       0     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$