Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 020828
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT TUE SEP 02 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 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 100 3:18 PM 110 2017 85 15 84
MINIMUM 49 5:09 AM 46 1999 51 -2 49
2022
AVERAGE 75 68 7 67
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 2000 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE OCT 1 41.12 33.65 7.47 37.05
SINCE JAN 1 15.53 21.66 -6.13 25.49
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 0 0
SINCE JUL 1 17 9
COOLING
YESTERDAY 10 2
MONTH TO DATE 10 2
SINCE SEP 1 10 2
SINCE JAN 1 289 506
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 2.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 6:00 AM
LOWEST 11 4:00 PM
AVERAGE 54
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 110 2017
MINIMUM TEMPERATURE (F) 51 43 2012
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 6:42 AM PDT SUNSET 7:39 PM PDT
SEPTEMBER 3 2025.....SUNRISE 6:43 AM PDT SUNSET 7:37 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$