502
CDUS46 KMTR 230039
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
439 PM PST MON DEC 22 2025
...............................
..THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 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 64 2:50 PM 65 2005 59 5 65
2024
MINIMUM 58 10:05 AM 29 1998 42 16 56
AVERAGE 61 51 10 61
PRECIPITATION (IN)
TODAY 0.52 0.22
MONTH TO DATE 1.14 2.96
SINCE OCT 1 6.37 5.29
SINCE JAN 1 13.92 22.29
DEGREE DAYS
HEATING
TODAY 4 4
MONTH TO DATE 288 222
SINCE DEC 1 288 222
SINCE JUL 1 616 505
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 295 713
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 8:00 AM
LOWEST 75 1:00 AM
AVERAGE 84
......................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 69 2024
MINIMUM TEMPERATURE (F) 42 27 1998
SUNRISE AND SUNSET
DECEMBER 22 2025......SUNRISE 7:20 AM PST SUNSET 4:54 PM PST
DECEMBER 23 2025......SUNRISE 7:21 AM PST SUNSET 4:55 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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