Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 150838
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT MON SEP 15 2025
...................................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2025...
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)
YESTERDAY
MAXIMUM 85 2:25 PM 99 2019 86 -1 85
MINIMUM 61 6:21 AM 51 2002 58 3 56
2010
AVERAGE 73 72 1 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE T 0.00
SINCE OCT 1 4.30 12.46
SINCE JAN 1 2.04 9.33
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 0 0
SINCE JUL 1 0 3
COOLING
YESTERDAY 8 6
MONTH TO DATE 103 131
SINCE SEP 1 103 131
SINCE JAN 1 854 1179
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 10.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 11:00 PM
LOWEST 39 12:00 PM
AVERAGE 62
..........................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 95 2004
MINIMUM TEMPERATURE (F) 58 51 2012
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 6:50 AM PDT SUNSET 7:15 PM PDT
SEPTEMBER 16 2025.....SUNRISE 6:51 AM PDT SUNSET 7:14 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$