990
CXUS56 KMTR 011730
CLMCCR

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
930 AM PST SUN FEB 01 2026

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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             78   MM
 LOW              26   01/13/2013
HIGHEST           68   01/15                          73  01/09
LOWEST            33   01/10                          32  01/21
                                                          01/28
AVG. MAXIMUM    59.4                                61.4
AVG. MINIMUM    40.1                                37.6
MEAN            49.8                                49.5
DAYS MAX >= 90     0                                   0
DAYS MAX <= 32     0                                   0
DAYS MIN <= 32     0                                   2
DAYS MIN <= 0      0                                   0

PRECIPITATION (INCHES)
TOTALS          1.13               3.21   -2.08     0.06
DAILY AVG.      0.04                                0.00
DAYS >= .01        5                                   2
DAYS >= .10        2                                   0
DAYS >= .50        1                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL   0.76   01/04 TO 01/04               0.05  01/31 TO 01/31


DEGREE DAYS
HEATING TOTAL    449                                 474
 SINCE 7/1      1219                                  MM
COOLING TOTAL      0                                   0
 SINCE 1/1         0                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.0
RESULTANT WIND SPEED/DIRECTION   1/030
HIGHEST WIND SPEED/DIRECTION    24/200    DATE  01/03
                                24/180          01/05
HIGHEST GUST SPEED/DIRECTION    36/200    DATE  01/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.37
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      26     FOG W/VIS <= 1/4 MILE     14
HAZE                     16

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

$$