Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 310831
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT FRI JUL 31 2026
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR JULY 30 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 72 3:29 PM 81 2012 75 -3 68
MINIMUM 57 5:31 AM 55 2010 58 -1 59
AVERAGE 65 66 -1 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE T T
SINCE OCT 1 20.53 14.64
SINCE JAN 1 11.80 7.43
DEGREE DAYS
HEATING
YESTERDAY 0 1
MONTH TO DATE 27 33
SINCE JUN 1 57 112
SINCE JUL 1 27 33
COOLING
YESTERDAY 0 0
MONTH TO DATE 55 8
SINCE JUN 1 91 25
SINCE JAN 1 149 73
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 57 1:00 PM
AVERAGE 74
..........................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 86 2000
MINIMUM TEMPERATURE (F) 58 56 1999
2010
2013
SUNRISE AND SUNSET
JULY 31 2026..........SUNRISE 6:12 AM PDT SUNSET 8:18 PM PDT
AUGUST 1 2026........SUNRISE 6:12 AM PDT SUNSET 8:17 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$