Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 300835
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT THU JUL 30 2026
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 29 2026...
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)
YESTERDAY
MAXIMUM 92 3:31 PM 96 2015 83 9 87
MINIMUM 51 5:30 AM 47 1999 52 -1 49
AVERAGE 72 68 4 68
PRECIPITATION (IN)
YESTERDAY 0.00 T 2015 0.00 0.00 0.00
2022
MONTH TO DATE T 0.01 -0.01 0.01
SINCE OCT 1 26.30 33.60 -7.30 41.12
SINCE JAN 1 13.41 21.61 -8.20 15.53
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 8 17
SINCE JUN 1 28 61
SINCE JUL 1 8 17
COOLING
YESTERDAY 7 3
MONTH TO DATE 106 37
SINCE JUN 1 170 77
SINCE JAN 1 209 114
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 29 3:00 PM
AVERAGE 61
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 2012
MINIMUM TEMPERATURE (F) 52 46 1999
SUNRISE AND SUNSET
JULY 30 2026..........SUNRISE 6:12 AM PDT SUNSET 8:23 PM PDT
JULY 31 2026..........SUNRISE 6:12 AM PDT SUNSET 8:22 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$