Climatological Report (Daily)
Issued by NWS
Issued by NWS
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637
CDUS46 KMTR 190830
CLIHWD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT SAT SEP 19 2026
...................................
...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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 71 2:58 PM 93 2000 77 -6 72
MINIMUM 60 11:59 PM 51 2008 58 2 60
AVERAGE 66 67 -1 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.04
MONTH TO DATE 0.12 0.09
SINCE OCT 1 20.65 14.73
SINCE JAN 1 11.92 7.52
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 2 1
SINCE SEP 1 2 1
SINCE JUL 1 35 41
COOLING
YESTERDAY 1 1
MONTH TO DATE 57 65
SINCE SEP 1 57 65
SINCE JAN 1 270 221
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 28 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 YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 12:00 AM
LOWEST 66 2:00 PM
AVERAGE 78
..........................................................
THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 96 2000
MINIMUM TEMPERATURE (F) 58 50 2013
SUNRISE AND SUNSET
SEPTEMBER 19 2026.....SUNRISE 6:54 AM PDT SUNSET 7:10 PM PDT
SEPTEMBER 20 2026.....SUNRISE 6:55 AM PDT SUNSET 7:08 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$