


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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361 CDUS46 KMTR 140037 CLIHWD CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 537 PM PDT WED AUG 13 2025 ................................... ...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR AUGUST 13 2025... VALID TODAY AS OF 0500 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 71 2:13 PM 94 2020 76 -5 76 MINIMUM 60 6:41 AM 54 2007 58 2 58 AVERAGE 66 67 -1 67 PRECIPITATION (IN) TODAY 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 TODAY 0 0 MONTH TO DATE 6 6 SINCE JUN 1 118 33 SINCE JUL 1 39 10 COOLING TODAY 1 2 MONTH TO DATE 22 33 SINCE JUN 1 51 309 SINCE JAN 1 99 340 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 9.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. 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 TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 103 2020 MINIMUM TEMPERATURE (F) 58 54 2007 SUNRISE AND SUNSET AUGUST 13 2025........SUNRISE 6:23 AM PDT SUNSET 8:03 PM PDT AUGUST 14 2025........SUNRISE 6:24 AM PDT SUNSET 8:02 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$