Climatological Report (Daily)
Issued by NWS
Issued by NWS
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836
CDUS46 KMTR 280039
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
539 PM PDT SUN SEP 27 2026
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 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 77 2:37 PM 102 2010 82 -5 76
2020
MINIMUM 50 6:43 AM 43 2008 48 2 49
2013
AVERAGE 64 65 -1 63
PRECIPITATION (IN)
TODAY 0.00 0.08 1998 0.01 -0.01 0.00
MONTH TO DATE 0.24 0.10 0.14 0.14
SINCE OCT 1 26.54 33.75 -7.21 41.26
SINCE JAN 1 13.65 21.76 -8.11 15.67
DEGREE DAYS
HEATING
TODAY 1 2
MONTH TO DATE 18 2
SINCE SEP 1 18 2
SINCE JUL 1 31 19
COOLING
TODAY 0 0
MONTH TO DATE 65 111
SINCE SEP 1 65 111
SINCE JAN 1 406 390
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 39 3:00 PM
AVERAGE 68
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 104 2010
MINIMUM TEMPERATURE (F) 48 42 2001
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 7:04 AM PDT SUNSET 7:00 PM PDT
SEPTEMBER 28 2026.....SUNRISE 7:05 AM PDT SUNSET 6:58 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$