424
CDUS46 KMTR 180829
CLISTS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT FRI JUL 18 2025
...............................
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JULY 17 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 74 3:35 PM 101 2006 83 -9 85
MINIMUM 54 9:59 PM 47 2009 52 2 48
AVERAGE 64 68 -4 67
PRECIPITATION (IN)
YESTERDAY 0.01 0.02 2007 0.00 0.01 0.00
MONTH TO DATE 0.01 0.01 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
YESTERDAY 1 0
MONTH TO DATE 11 3
SINCE JUN 1 55 11
SINCE JUL 1 11 3
COOLING
YESTERDAY 0 2
MONTH TO DATE 26 128
SINCE JUN 1 66 239
SINCE JAN 1 103 268
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 51 3:00 PM
AVERAGE 74
......................................................
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 104 1998
MINIMUM TEMPERATURE (F) 52 48 2000
2012
2022
SUNRISE AND SUNSET
JULY 18 2025..........SUNRISE 6:02 AM PDT SUNSET 8:33 PM PDT
JULY 19 2025..........SUNRISE 6:03 AM PDT SUNSET 8:32 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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