Climatological Report (Daily)
Issued by NWS
Issued by NWS
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181
CDUS46 KMTR 100041
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
541 PM PDT THU OCT 09 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 9 2025...
VALID TODAY AS OF 0500 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 65 2:01 PM 92 1999 79 -14 83
MINIMUM 59 7:17 AM 40 2019 47 12 52
AVERAGE 62 63 -1 68
PRECIPITATION (IN)
TODAY 0.02 0.72 2007 0.03 -0.01 0.00
MONTH TO DATE 0.34 0.22 0.12 0.00
SINCE OCT 1 0.34 0.22 0.12 0.00
SINCE JAN 1 16.24 22.01 -5.77 25.49
DEGREE DAYS
HEATING
TODAY 3 0
MONTH TO DATE 14 0
SINCE SEP 1 17 11
SINCE JUL 1 34 20
COOLING
TODAY 0 3
MONTH TO DATE 9 98
SINCE SEP 1 122 192
SINCE JAN 1 401 696
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 2:00 AM
LOWEST 73 4:00 PM
AVERAGE 85
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 92 1999
MINIMUM TEMPERATURE (F) 47 40 2001
2021
SUNRISE AND SUNSET
OCTOBER 9 2025.......SUNRISE 7:15 AM PDT SUNSET 6:41 PM PDT
OCTOBER 10 2025.......SUNRISE 7:16 AM PDT SUNSET 6:40 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$