814
CXUS56 KSEW 011039
CLMOLM

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
339 AM PDT MON SEP 01 2025

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

...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            104   08/09/1981
 LOW              33   08/18/1973
HIGHEST           95   08/12         MM      MM       92  08/08
                       08/24
LOWEST            45   08/21         MM      MM       42  08/28
AVG. MAXIMUM    80.1               78.0     2.1     77.8
AVG. MINIMUM    53.8               50.5     3.3     51.7
MEAN            66.9               64.2     2.7     64.8
DAYS MAX >= 90     7                2.3     4.7        2
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        5.45   1968
 MINIMUM           T   1998
TOTALS          1.11               0.96    0.15     1.38
DAILY AVG.      0.04               0.03    0.01     0.04
DAYS >= .01        6                4.8     1.2        7
DAYS >= .10        3                2.3     0.7        5
DAYS >= .50        1                0.6     0.4        1
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.79   08/15 TO 08/15

DEGREE DAYS
HEATING TOTAL     25                 67     -42       55
 SINCE 7/1        72                142     -70       MM
COOLING TOTAL     94                 44      50       56
 SINCE 1/1       190                105      85       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.8
HIGHEST WIND SPEED/DIRECTION    23/180    DATE  08/15
HIGHEST GUST SPEED/DIRECTION    32/180    DATE  08/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

$$