Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 150838
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT FRI AUG 15 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 14 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 84 3:03 PM 105 2020 84 0 96
MINIMUM 56 6:13 AM 45 2007 52 4 53
AVERAGE 70 68 2 75
PRECIPITATION (IN)
YESTERDAY 0.00 T 2018 0.00 0.00 0.00
2023
MONTH TO DATE T 0.01 -0.01 0.00
SINCE OCT 1 41.12 33.61 7.51 36.97
SINCE JAN 1 15.53 21.62 -6.09 25.41
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE JUN 1 61 13
SINCE JUL 1 17 5
COOLING
YESTERDAY 5 10
MONTH TO DATE 70 79
SINCE JUN 1 153 409
SINCE JAN 1 190 438
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 42 3:00 PM
AVERAGE 70
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 103 2020
MINIMUM TEMPERATURE (F) 52 44 2007
SUNRISE AND SUNSET
AUGUST 15 2025........SUNRISE 6:26 AM PDT SUNSET 8:05 PM PDT
AUGUST 16 2025........SUNRISE 6:27 AM PDT SUNSET 8:03 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$