818
CDUS46 KMTR 170042
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
442 PM PST TUE DEC 16 2025
...............................
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2025
VALID TODAY AS OF 0400 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 55 1:35 PM 67 2017 58 -3 50
MINIMUM 42 7:43 AM 31 1999 41 1 43
2022
AVERAGE 49 49 0 47
PRECIPITATION (IN)
TODAY T 0.18
MONTH TO DATE T 1.13
SINCE OCT 1 1.72 1.91
SINCE JAN 1 3.79 11.24
DEGREE DAYS
HEATING
TODAY 16 18
MONTH TO DATE 309 206
SINCE DEC 1 309 206
SINCE JUL 1 606 545
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 1035 1454
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 71 11:00 AM
AVERAGE 86
......................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 66 2000
MINIMUM TEMPERATURE (F) 40 30 2008
2016
SUNRISE AND SUNSET
DECEMBER 16 2025......SUNRISE 7:18 AM PST SUNSET 4:50 PM PST
DECEMBER 17 2025......SUNRISE 7:18 AM PST SUNSET 4:51 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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