331
CDUS46 KMTR 010027
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT FRI OCT 31 2025
...............................
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 31 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 76 2:28 PM 85 2015 72 4 64
MINIMUM 41 7:12 AM 30 2002 43 -2 39
AVERAGE 59 58 1 52
PRECIPITATION (IN)
TODAY 0.00 0.86 2012 0.09 -0.09 T
MONTH TO DATE 1.95 1.65 0.30 0.44
SINCE OCT 1 1.95 1.65 0.30 0.44
SINCE JAN 1 17.85 23.44 -5.59 25.93
DEGREE DAYS
HEATING
TODAY 6 13
MONTH TO DATE 129 96
SINCE SEP 1 132 107
SINCE JUL 1 149 116
COOLING
TODAY 0 0
MONTH TO DATE 9 107
SINCE SEP 1 122 201
SINCE JAN 1 401 705
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 51 2:00 PM
AVERAGE 76
......................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 88 2018
MINIMUM TEMPERATURE (F) 43 31 2003
2019
SUNRISE AND SUNSET
OCTOBER 31 2025.......SUNRISE 7:37 AM PDT SUNSET 6:12 PM PDT
NOVEMBER 1 2025......SUNRISE 7:38 AM PDT SUNSET 6:11 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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