Climatological Report (Daily)
Issued by NWS
Issued by NWS
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909
CDUS46 KMTR 190041
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
441 PM PST TUE NOV 18 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 18 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 64 2:53 PM 81 2019 64 0 60
MINIMUM 42 7:02 AM 27 2018 40 2 34
AVERAGE 53 52 1 47
PRECIPITATION (IN)
TODAY T 1.41 2023 0.13 -0.13 T
MONTH TO DATE 4.83 1.80 3.03 1.23
SINCE OCT 1 6.78 3.45 3.33 1.67
SINCE JAN 1 22.68 25.24 -2.56 27.16
DEGREE DAYS
HEATING
TODAY 12 18
MONTH TO DATE 110 217
SINCE SEP 1 242 324
SINCE JUL 1 259 333
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 122 201
SINCE JAN 1 401 705
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 54 2:00 PM
AVERAGE 76
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 76 2015
MINIMUM TEMPERATURE (F) 39 30 2009
2011
2022
SUNRISE AND SUNSET
NOVEMBER 18 2025......SUNRISE 6:57 AM PST SUNSET 4:56 PM PST
NOVEMBER 19 2025......SUNRISE 6:58 AM PST SUNSET 4:55 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$