904
CDUS46 KMTR 150045
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 PM PST SUN DEC 14 2025
...............................
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 52 2:03 PM 73 2017 59 -7 59
MINIMUM 43 1:31 AM 35 2007 43 0 46
AVERAGE 48 51 -3 53
PRECIPITATION (IN)
TODAY 0.00 1.15
MONTH TO DATE 0.00 2.22
SINCE OCT 1 5.23 4.55
SINCE JAN 1 12.78 21.55
DEGREE DAYS
HEATING
TODAY 17 12
MONTH TO DATE 206 125
SINCE DEC 1 206 125
SINCE JUL 1 534 408
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 295 713
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (70)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 6:00 AM
LOWEST 79 1:00 PM
AVERAGE 85
......................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 68 1998
MINIMUM TEMPERATURE (F) 43 35 2013
2015
SUNRISE AND SUNSET
DECEMBER 14 2025......SUNRISE 7:16 AM PST SUNSET 4:51 PM PST
DECEMBER 15 2025......SUNRISE 7:16 AM PST SUNSET 4:51 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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