Climatological Report (Monthly)
Issued by NWS
Issued by NWS
814
CXUS56 KMTR 111734
CLMHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1034 AM PDT SUN OCT 11 2026
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
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 85 08/03 88 08/30
08/31
LOWEST 57 08/04 56 08/04
08/26
AVG. MAXIMUM 74.5 75.3
AVG. MINIMUM 58.6 58.9
MEAN 66.6 67.1
DAYS MAX >= 90 0 0
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS T 0.10 0.00
DAILY AVG. T 0.00
DAYS >= .01 0 0
DAYS >= .10 0 0
DAYS >= .50 0 0
DEGREE DAYS
HEATING TOTAL 6 7
SINCE 7/1 33 MM
COOLING TOTAL 62 79
SINCE 1/1 213 MM
.........................................................
WIND (MPH)
AVERAGE WIND SPEED 8.0
RESULTANT WIND SPEED/DIRECTION 7/290
HIGHEST WIND SPEED/DIRECTION 22/290 DATE 08/20
HIGHEST GUST SPEED/DIRECTION 37/320 DATE 08/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.39
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 72
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 2 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 12 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.
$$