447
CXUS56 KMTR 011102
CLMHWD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
402 AM PDT MON SEP 01 2025

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

...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025

WEATHER         OBSERVED          NORMAL    LAST YEAR`S
                VALUE   DATE(S)   VALUE     VALUE DATE(S)

.........................................................
TEMPERATURE (F)
RECORD
 HIGH            103   MM
 LOW              53   08/11/2012
HIGHEST           88   08/30                   96  08/27
                       08/31
LOWEST            56   08/04                   55  08/05
AVG. MAXIMUM    75.3                         77.5
AVG. MINIMUM    58.9                         59.9
MEAN            67.1                         68.7
DAYS MAX >= 90     0                            2
DAYS MAX <= 32     0                            0
DAYS MIN <= 32     0                            0
DAYS MIN <= 0      0                            0

PRECIPITATION (INCHES)
TOTALS          0.00R              0.10      0.02
DAILY AVG.      0.00                         0.00
DAYS >= .01        0                            1
DAYS >= .10        0                            0
DAYS >= .50        0                            0


DEGREE DAYS
HEATING TOTAL      7                            6
 SINCE 7/1        40                           MM
COOLING TOTAL     79                          130
 SINCE 1/1       156                           MM
.........................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
RESULTANT WIND SPEED/DIRECTION   7/290
HIGHEST WIND SPEED/DIRECTION    21/280    DATE  08/01
                                21/300          08/12
                                21/300          08/28
HIGHEST GUST SPEED/DIRECTION    27/280    DATE  08/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     71

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

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

$$