Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 050031
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
531 PM PDT SAT OCT 04 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 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 78 MM 97 2014 80 -2 92
MINIMUM 48 MM 39 2017 47 1 45
AVERAGE 63 64 -1 69
PRECIPITATION (IN)
TODAY 0.00 0.39 2011 0.03 -0.03 0.00
MONTH TO DATE 0.32 0.09 0.23 0.00
SINCE OCT 1 0.32 0.09 0.23 0.00
SINCE JAN 1 16.22 21.88 -5.66 25.49
DEGREE DAYS
HEATING
TODAY 2 0
MONTH TO DATE 6 0
SINCE SEP 1 9 11
SINCE JUL 1 26 20
COOLING
TODAY 0 4
MONTH TO DATE 0 41
SINCE SEP 1 113 135
SINCE JAN 1 392 639
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 4:00 AM
LOWEST 35 3:00 PM
AVERAGE 68
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 103 2024
MINIMUM TEMPERATURE (F) 47 38 2009
2017
SUNRISE AND SUNSET
OCTOBER 4 2025.......SUNRISE 7:10 AM PDT SUNSET 6:49 PM PDT
OCTOBER 5 2025.......SUNRISE 7:11 AM PDT SUNSET 6:47 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$