205
CDUS46 KMTR 160826
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT TUE SEP 16 2025
...............................
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2025
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)
YESTERDAY
MAXIMUM 94 2:32 PM 97 2004 84 10 80
MINIMUM 52 6:14 AM 44 2006 50 2 45
2017
AVERAGE 73 67 6 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2010 0.00 0.00 0.00
MONTH TO DATE 0.12 0.03 0.09 0.00
SINCE OCT 1 41.24 33.68 7.56 37.05
SINCE JAN 1 15.65 21.69 -6.04 25.49
DEGREE DAYS
HEATING
YESTERDAY 0 2
MONTH TO DATE 0 5
SINCE SEP 1 0 5
SINCE JUL 1 17 14
COOLING
YESTERDAY 8 0
MONTH TO DATE 50 51
SINCE SEP 1 50 51
SINCE JAN 1 329 555
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 2.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 23 2:00 PM
AVERAGE 62
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THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 91 2004
MINIMUM TEMPERATURE (F) 50 41 2006
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 6:54 AM PDT SUNSET 7:17 PM PDT
SEPTEMBER 17 2025.....SUNRISE 6:55 AM PDT SUNSET 7:15 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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