258
CXUS56 KMTR 010841
CLMCCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1241 AM PST MON DEC 01 2025
...............................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1999 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 87 MM
LOW 29 11/29/2015
HIGHEST 79 11/02 76 11/04
11/10
LOWEST 41 11/26 35 11/29
AVG. MAXIMUM 65.0 65.0
AVG. MINIMUM 48.7 44.1
MEAN 56.9 54.6
DAYS MAX >= 90 0 0
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS 1.24 1.61 -0.37 0.78
DAILY AVG. 0.04 0.03
DAYS >= .01 4 6
DAYS >= .10 3 2
DAYS >= .50 1 1
DAYS >= 1.00 0 0
GREATEST
24 HR. TOTAL 0.63 11/13 TO 11/13 0.60 11/22 TO 11/23
DEGREE DAYS
HEATING TOTAL 237 306
SINCE 7/1 297 MM
COOLING TOTAL 0 0
SINCE 1/1 1035 MM
............................................................
WIND (MPH)
AVERAGE WIND SPEED 4.3
RESULTANT WIND SPEED/DIRECTION 1/160
HIGHEST WIND SPEED/DIRECTION 29/190 DATE 11/05
HIGHEST GUST SPEED/DIRECTION 42/170 DATE 11/05
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.52
NUMBER OF DAYS FAIR 11
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 9
AVERAGE RH (PERCENT) 77
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 2
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 20 FOG W/VIS <= 1/4 MILE 6
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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