Climatological Report (Daily)
Issued by NWS
Issued by NWS
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904
CDUS46 KMTR 310826
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT SUN MAY 31 2026
...................................
...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 30 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 78 4:09 PM 100 2001 78 0 98
MINIMUM 51 11:57 PM 42 2013 49 2 50
AVERAGE 65 63 2 74
PRECIPITATION (IN)
YESTERDAY 0.00 T 2015 0.03 -0.03 0.00
MONTH TO DATE 0.46 1.25 -0.79 0.09
SINCE OCT 1 26.28 33.26 -6.98 41.11
SINCE JAN 1 13.39 21.27 -7.88 15.52
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 88 84
SINCE MAR 1 453 723
SINCE JUL 1 2206 2529
COOLING
YESTERDAY 0 9
MONTH TO DATE 13 27
SINCE MAR 1 38 29
SINCE JAN 1 39 29
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 30 4:00 PM
AVERAGE 64
..........................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 100 2001
MINIMUM TEMPERATURE (F) 49 45 2003
2011
2022
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:49 AM PDT SUNSET 8:29 PM PDT
JUNE 1 2026..........SUNRISE 5:49 AM PDT SUNSET 8:30 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$