


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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272 CDUS46 KMTR 120830 CLIHWD CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 130 AM PDT TUE AUG 12 2025 ................................... ...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR AUGUST 11 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 71 2:03 PM 85 2000 76 -5 71 MINIMUM 59 11:59 PM 53 2012 58 1 58 AVERAGE 65 67 -2 65 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 0 0 MONTH TO DATE 21 30 SINCE JUN 1 50 306 SINCE JAN 1 98 337 ................................................................... WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NW (300) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 8.5 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 4:00 AM LOWEST 59 2:00 PM AVERAGE 75 .......................................................... THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 86 2019 MINIMUM TEMPERATURE (F) 58 55 2002 2010 2012 SUNRISE AND SUNSET AUGUST 12 2025........SUNRISE 6:22 AM PDT SUNSET 8:04 PM PDT AUGUST 13 2025........SUNRISE 6:23 AM PDT SUNSET 8:03 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$