355
CXUS56 KMTR 010831
CLMCCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT FRI MAY 01 2026
...............................
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1999 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 94 MM
LOW 37 04/07/2012
04/06/2012
04/11/1967
HIGHEST 84 04/05 84 04/14
04/29
LOWEST 40 04/03 39 04/02
AVG. MAXIMUM 69.9 72.4
AVG. MINIMUM 49.2 48.9
MEAN 59.5 60.6
DAYS MAX >= 90 0 MM
DAYS MAX <= 32 0 MM
DAYS MIN <= 32 0 MM
DAYS MIN <= 0 0 MM
PRECIPITATION (INCHES)
TOTALS 1.66 1.12 0.54 0.05
DAILY AVG. 0.06 0.00
DAYS >= .01 7 MM
DAYS >= .10 5 MM
DAYS >= .50 1 MM
DAYS >= 1.00 0 MM
GREATEST
24 HR. TOTAL 0.84 04/11 TO 04/12 0.05 04/26 TO 04/27
DEGREE DAYS
HEATING TOTAL 154 131
SINCE 7/1 1707 MM
COOLING TOTAL 5 7
SINCE 1/1 56 MM
............................................................
WIND (MPH)
AVERAGE WIND SPEED 7.2
RESULTANT WIND SPEED/DIRECTION 4/220
HIGHEST WIND SPEED/DIRECTION 25/170 DATE 04/11
HIGHEST GUST SPEED/DIRECTION 34/200 DATE 04/11
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.32
NUMBER OF DAYS FAIR 19
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 64
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 0
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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