530
CDUS46 KMTR 100838
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT MON AUG 10 2026
...............................
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 9 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 3:26 PM 101 2002 84 3 90
MINIMUM 53 7:21 AM 47 2012 52 1 53
AVERAGE 70 68 2 72
PRECIPITATION (IN)
YESTERDAY 0.00 T 2010 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 T
SINCE OCT 1 26.30 33.61 -7.31 41.12
SINCE JAN 1 13.41 21.62 -8.21 15.53
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE JUN 1 28 61
SINCE JUL 1 8 17
COOLING
YESTERDAY 5 7
MONTH TO DATE 52 51
SINCE JUN 1 235 134
SINCE JAN 1 274 171
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 7:00 AM
LOWEST 37 4:00 PM
AVERAGE 69
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THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 100 2018
MINIMUM TEMPERATURE (F) 52 46 2007
SUNRISE AND SUNSET
AUGUST 10 2026........SUNRISE 6:21 AM PDT SUNSET 8:11 PM PDT
AUGUST 11 2026........SUNRISE 6:22 AM PDT SUNSET 8:10 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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