Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 200836
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT WED AUG 20 2025
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2025...
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)
YESTERDAY
MAXIMUM 73 2:00 PM 84 2020 77 -4 77
MINIMUM 58 2:57 AM 55 2012 58 0 60
2018
AVERAGE 66 68 -2 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 14.64 21.84
SINCE JAN 1 7.43 16.98
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 6 6
SINCE JUN 1 118 33
SINCE JUL 1 39 10
COOLING
YESTERDAY 1 4
MONTH TO DATE 31 56
SINCE JUN 1 60 332
SINCE JAN 1 108 363
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.9
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 84 10:00 PM
LOWEST 53 4:00 PM
AVERAGE 69
..........................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 90 2023
MINIMUM TEMPERATURE (F) 58 55 2012
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 6:29 AM PDT SUNSET 7:54 PM PDT
AUGUST 21 2025........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.
$$