


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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763 CDUS46 KMTR 280036 CLICCR CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 536 PM PDT WED AUG 27 2025 ................................... ...THE CONCORD AIRPORT CLIMATE SUMMARY FOR AUGUST 27 2025... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1999 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 84 3:16 PM 107 2017 88 -4 98 MINIMUM 61 6:03 AM 53 2009 59 2 60 AVERAGE 73 74 -1 79 PRECIPITATION (IN) TODAY 0.00 0.00 MONTH TO DATE 0.00 T SINCE OCT 1 4.30 12.46 SINCE JAN 1 2.04 9.33 DEGREE DAYS HEATING TODAY 0 0 MONTH TO DATE 0 0 SINCE JUN 1 1 3 SINCE JUL 1 0 3 COOLING TODAY 8 14 MONTH TO DATE 262 266 SINCE JUN 1 591 930 SINCE JAN 1 702 1013 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 9.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 5:00 AM LOWEST 37 2:00 PM AVERAGE 60 .......................................................... THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 105 2008 MINIMUM TEMPERATURE (F) 59 53 2011 SUNRISE AND SUNSET AUGUST 27 2025........SUNRISE 6:34 AM PDT SUNSET 7:44 PM PDT AUGUST 28 2025........SUNRISE 6:35 AM PDT SUNSET 7:43 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$