355
CXUS56 KMTR 010831
CLMCCR

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT FRI MAY 01 2026

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 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             94   MM
 LOW              37   04/07/2012
                       04/06/2012
                       04/11/1967
HIGHEST           84   04/05                          84  04/14
                                                          04/29
LOWEST            40   04/03                          39  04/02
AVG. MAXIMUM    69.9                                72.4
AVG. MINIMUM    49.2                                48.9
MEAN            59.5                                60.6
DAYS MAX >= 90     0                                  MM
DAYS MAX <= 32     0                                  MM
DAYS MIN <= 32     0                                  MM
DAYS MIN <= 0      0                                  MM

PRECIPITATION (INCHES)
TOTALS          1.66               1.12    0.54     0.05
DAILY AVG.      0.06                                0.00
DAYS >= .01        7                                  MM
DAYS >= .10        5                                  MM
DAYS >= .50        1                                  MM
DAYS >= 1.00       0                                  MM
GREATEST
 24 HR. TOTAL   0.84   04/11 TO 04/12               0.05  04/26 TO 04/27


DEGREE DAYS
HEATING TOTAL    154                                 131
 SINCE 7/1      1707                                  MM
COOLING TOTAL      5                                   7
 SINCE 1/1        56                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
RESULTANT WIND SPEED/DIRECTION   4/220
HIGHEST WIND SPEED/DIRECTION    25/170    DATE  04/11
HIGHEST GUST SPEED/DIRECTION    34/200    DATE  04/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

$$