


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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843 CDUS46 KMTR 040830 CLIHWD CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 130 AM PDT SAT OCT 04 2025 ................................... ...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR OCTOBER 3 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 69 3:11 PM 99 2024 76 -7 99 MINIMUM 58 11:29 PM 47 2013 56 2 65 AVERAGE 64 66 -2 82 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.51 0.00 SINCE OCT 1 0.51 0.00 SINCE JAN 1 8.06 17.00 DEGREE DAYS HEATING YESTERDAY 1 0 MONTH TO DATE 1 0 SINCE SEP 1 2 2 SINCE JUL 1 42 12 COOLING YESTERDAY 0 17 MONTH TO DATE 5 52 SINCE SEP 1 125 183 SINCE JAN 1 281 620 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 8.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 12:00 AM LOWEST 59 1:00 PM AVERAGE 73 .......................................................... THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 92 2014 MINIMUM TEMPERATURE (F) 56 47 2009 SUNRISE AND SUNSET OCTOBER 4 2025.......SUNRISE 7:07 AM PDT SUNSET 6:46 PM PDT OCTOBER 5 2025.......SUNRISE 7:08 AM PDT SUNSET 6:45 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$