Climatological Report (Daily)
Issued by NWS
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651
CDUS46 KMTR 040043
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
543 PM PDT SUN AUG 03 2025
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 3 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 94 3:36 PM 106 1998 83 11 93
MINIMUM 47R 5:55 AM 47 2008 52 -5 56
2018
AVERAGE 71 68 3 75
PRECIPITATION (IN)
TODAY 0.00 T 2015 0.00 0.00 0.00
MONTH TO DATE T 0.00 0.00 0.00
SINCE OCT 1 41.12 33.60 7.52 36.97
SINCE JAN 1 15.53 21.61 -6.08 25.41
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 0 0
SINCE JUN 1 61 13
SINCE JUL 1 17 5
COOLING
TODAY 6 10
MONTH TO DATE 12 26
SINCE JUN 1 95 356
SINCE JAN 1 132 385
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (140)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 3.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 12 3:00 PM
AVERAGE 55
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 103 1998
MINIMUM TEMPERATURE (F) 52 47 2007
SUNRISE AND SUNSET
AUGUST 3 2025........SUNRISE 6:15 AM PDT SUNSET 8:19 PM PDT
AUGUST 4 2025........SUNRISE 6:16 AM PDT SUNSET 8:18 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$