Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 210036
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
536 PM PDT THU AUG 20 2026
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 71 2:37 PM 90 2023 77 -6 85
MINIMUM 58 5:52 AM 55 2012 58 0 57
AVERAGE 65 68 -3 71
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE T 0.00
SINCE OCT 1 20.53 14.64
SINCE JAN 1 11.80 7.43
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 2 6
SINCE JUN 1 59 118
SINCE JUL 1 29 39
COOLING
TODAY 0 6
MONTH TO DATE 39 37
SINCE JUN 1 132 66
SINCE JAN 1 190 114
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 12:00 AM
LOWEST 61 2:00 PM
AVERAGE 76
..........................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 85 2025
MINIMUM TEMPERATURE (F) 58 55 2006
2012
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 6:29 AM PDT SUNSET 7:54 PM PDT
AUGUST 21 2026........SUNRISE 6:30 AM PDT SUNSET 7:53 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$