812
CXUS56 KMTR 111734
CLMSTS

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1034 AM PDT SUN OCT 11 2026

...................................

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            107   MM
 LOW              42   08/30/2010
HIGHEST           98   08/01                         100  08/21
                       08/02
LOWEST            46   08/30                          46  08/19
AVG. MAXIMUM    84.2               84.1     0.1     87.9
AVG. MINIMUM    52.8               51.9     0.9     51.8
MEAN            68.5               68.0     0.5     69.9
DAYS MAX >= 90     6                7.3    -1.3       13
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        0.09   2020
 MINIMUM        0.00   2012
TOTALS             T                                   T
DAILY AVG.         T                                   T
DAYS >= .01        0                                   0
DAYS >= .10        0                                   0
DAYS >= .50        0                                   0
DAYS >= 1.00       0                                   0
GREATEST
 24 HR. TOTAL      T   08/13 TO 08/13                  T  08/27 TO 08/27
                                                          08/27 TO 08/27


DEGREE DAYS
HEATING TOTAL      5                                   0
 SINCE 7/1        15                                  MM
COOLING TOTAL    119                                 159
 SINCE 1/1       341                                  MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.3
RESULTANT WIND SPEED/DIRECTION   5/170
HIGHEST WIND SPEED/DIRECTION    20/150    DATE  08/27
HIGHEST GUST SPEED/DIRECTION    27/150    DATE  08/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.35
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             21
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      23     FOG W/VIS <= 1/4 MILE      4
HAZE                     13

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$