Climatological Report (Monthly)
Issued by NWS

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127
CXUS56 KSEW 011605 CCA
CLMOLM

CLIMATE REPORT...CORRECTED AVERAGE WIND
NATIONAL WEATHER SERVICE SEATTLE
905 AM PDT TUE SEP 01 2026

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

...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2026

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           90   08/05         MM      MM       95  08/12
                       08/06
                                                          08/24
LOWEST            44   08/03         MM      MM       45  08/21
AVG. MAXIMUM    79.5               78.0     1.5     80.1
AVG. MINIMUM    51.3               50.5     0.8     53.8
MEAN            65.4               64.2     1.2     66.9
DAYS MAX >= 90     2                2.3    -0.3        7
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          0.12               0.96   -0.84     1.11
DAILY AVG.      0.00               0.03   -0.03     0.04
DAYS >= .01        3                4.8    -1.8        6
DAYS >= .10        0                2.3    -2.3        3
DAYS >= .50        0                0.6    -0.6        1
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.06   08/01 TO 08/01

DEGREE DAYS
HEATING TOTAL     26                 67     -41       25
 SINCE 7/1        89                142     -53       MM
COOLING TOTAL     48                 44       4       94
 SINCE 1/1       124                105      19       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.6
HIGHEST WIND SPEED/DIRECTION    21/250    DATE  08/01
HIGHEST GUST SPEED/DIRECTION    30/250    DATE  08/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.34
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      4
HAZE                      4

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

$$