Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 120843
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
143 AM PDT TUE MAY 12 2026
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 11 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 81 12:58 PM 88 2012 74 7 70
MINIMUM 48 5:19 AM 33 2022 46 2 45
AVERAGE 65 60 5 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.47 2020 0.05 -0.05 0.00
MONTH TO DATE 0.26 0.54 -0.28 0.00
SINCE OCT 1 26.08 32.55 -6.47 41.02
SINCE JAN 1 13.19 20.56 -7.37 15.43
DEGREE DAYS
HEATING
YESTERDAY 0 7
MONTH TO DATE 42 36
SINCE MAR 1 407 675
SINCE JUL 1 2160 2481
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 8
SINCE MAR 1 25 10
SINCE JAN 1 26 10
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 48 2:00 PM
AVERAGE 74
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 87 2014
MINIMUM TEMPERATURE (F) 46 35 2022
SUNRISE AND SUNSET
MAY 12 2026...........SUNRISE 6:02 AM PDT SUNSET 8:14 PM PDT
MAY 13 2026...........SUNRISE 6:01 AM PDT SUNSET 8:14 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$