Climatological Report (Daily)
Issued by NWS
Issued by NWS
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734
CDUS46 KMTR 200030
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
530 PM PDT WED AUG 19 2026
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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 86 2:37 PM 97 2020 84 2 88
MINIMUM 55 5:20 AM 46 2025 52 3 46
AVERAGE 71 68 3 67
PRECIPITATION (IN)
TODAY 0.00 T 2012 0.00 0.00 0.00
2023
MONTH TO DATE T 0.01 -0.01 T
SINCE OCT 1 26.30 33.61 -7.31 41.12
SINCE JAN 1 13.41 21.62 -8.21 15.53
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 0 0
SINCE JUN 1 28 61
SINCE JUL 1 8 17
COOLING
TODAY 6 2
MONTH TO DATE 78 93
SINCE JUN 1 261 176
SINCE JAN 1 300 213
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 40 3:00 PM
AVERAGE 69
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 97 2025
MINIMUM TEMPERATURE (F) 52 47 2000
SUNRISE AND SUNSET
AUGUST 19 2026........SUNRISE 6:29 AM PDT SUNSET 8:00 PM PDT
AUGUST 20 2026........SUNRISE 6:30 AM PDT SUNSET 7:58 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$