Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 270840
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
140 AM PDT WED AUG 27 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 26 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 80 3:03 PM 102 2017 85 -5 93
MINIMUM 57 11:59 PM 46 2005 52 5 50
AVERAGE 69 68 1 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2013 0.00 0.00 0.00
MONTH TO DATE T 0.03 -0.03 0.08
SINCE OCT 1 41.12 33.63 7.49 37.05
SINCE JAN 1 15.53 21.64 -6.11 25.49
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 4
SINCE JUN 1 61 17
SINCE JUL 1 17 9
COOLING
YESTERDAY 4 7
MONTH TO DATE 134 123
SINCE JUN 1 217 453
SINCE JAN 1 254 482
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 41 2:00 PM
AVERAGE 67
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 101 2008
MINIMUM TEMPERATURE (F) 51 46 1998
2012
SUNRISE AND SUNSET
AUGUST 27 2025........SUNRISE 6:37 AM PDT SUNSET 7:48 PM PDT
AUGUST 28 2025........SUNRISE 6:37 AM PDT SUNSET 7:47 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$