346
CDUS46 KMTR 180838
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1238 AM PST MON DEC 18 2023
...............................
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1999 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 11:18 AM 66 2000 58 -1 55
MINIMUM 43 4:31 AM 30 2008 40 3 31
2016
AVERAGE 50 49 1 43
PRECIPITATION (IN)
YESTERDAY 0.20 0.00
MONTH TO DATE 0.45 3.14
SINCE OCT 1 1.18 4.45
SINCE JAN 1 16.65 5.96
DEGREE DAYS
HEATING
YESTERDAY 15 22
MONTH TO DATE 220 305
SINCE DEC 1 220 305
SINCE JUL 1 526 747
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 1015 1312
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 PM
LOWEST 51 11:00 AM
AVERAGE 69
......................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 65 2013
2018
MINIMUM TEMPERATURE (F) 40 28 2006
SUNRISE AND SUNSET
DECEMBER 18 2023......SUNRISE 7:19 AM PST SUNSET 4:51 PM PST
DECEMBER 19 2023......SUNRISE 7:19 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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