Climatological Report (Daily)
Issued by NWS
Issued by NWS
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952
CDUS46 KMTR 310828
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT MON AUG 31 2026
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 30 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 84 1:38 PM 98 2023 85 -1 98
2025
MINIMUM 46 5:59 AM 42 2010 51 -5 50
AVERAGE 65 68 -3 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 2000 0.01 -0.01 0.00
MONTH TO DATE T 0.05 -0.05 T
SINCE OCT 1 26.30 33.65 -7.35 41.12
SINCE JAN 1 13.41 21.66 -8.25 15.53
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 3 0
SINCE JUN 1 31 61
SINCE JUL 1 11 17
COOLING
YESTERDAY 0 9
MONTH TO DATE 119 150
SINCE JUN 1 302 233
SINCE JAN 1 341 270
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 34 4:00 PM
AVERAGE 65
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 100 2017
MINIMUM TEMPERATURE (F) 51 43 2008
SUNRISE AND SUNSET
AUGUST 31 2026........SUNRISE 6:40 AM PDT SUNSET 7:42 PM PDT
SEPTEMBER 1 2026.....SUNRISE 6:41 AM PDT SUNSET 7:41 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$