176
CDUS46 KMTR 220841
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
141 AM PDT MON SEP 22 2025
...............................
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 88 4:50 PM 102 2015 85 3 83
MINIMUM 62 6:18 AM 49 2004 57 5 56
AVERAGE 75 71 4 70
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 1
SINCE SEP 1 0 1
SINCE JUL 1 0 4
COOLING
YESTERDAY 10 5
MONTH TO DATE 177 149
SINCE SEP 1 177 149
SINCE JAN 1 928 1197
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.0
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 87 4:00 AM
LOWEST 35 5:00 PM
AVERAGE 61
......................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 102 2003
MINIMUM TEMPERATURE (F) 57 50 2001
2013
SUNRISE AND SUNSET
SEPTEMBER 22 2025.....SUNRISE 6:56 AM PDT SUNSET 7:04 PM PDT
SEPTEMBER 23 2025.....SUNRISE 6:57 AM PDT SUNSET 7:03 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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