474
CDUS46 KMTR 210032
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
532 PM PDT SUN SEP 20 2026
...............................
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 76 2:15 PM 100 2003 83 -7 83
MINIMUM 54 3:07 AM 40 2004 49 5 55
AVERAGE 65 66 -1 69
PRECIPITATION (IN)
TODAY 0.00 0.16 2013 0.01 -0.01 0.00
MONTH TO DATE 0.24 0.05 0.19 0.14
SINCE OCT 1 26.54 33.70 -7.16 41.26
SINCE JAN 1 13.65 21.71 -8.06 15.67
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 11 0
SINCE SEP 1 11 0
SINCE JUL 1 24 17
COOLING
TODAY 0 4
MONTH TO DATE 53 77
SINCE SEP 1 53 77
SINCE JAN 1 394 356
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 51 2:00 PM
AVERAGE 74
......................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 103 2003
MINIMUM TEMPERATURE (F) 49 40 2012
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 6:57 AM PDT SUNSET 7:11 PM PDT
SEPTEMBER 21 2026.....SUNRISE 6:58 AM PDT SUNSET 7:10 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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