Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 150826
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE SEP 15 2026
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 69 333 PM 90 1951 73 -4 68
1979
MINIMUM 49 1159 PM 35 1992 47 2 54
AVERAGE 59 60 -1 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.76 1968 0.06 -0.06 T
1976
MONTH TO DATE 0.65 0.78 -0.13 0.07
SINCE OCT 1 50.00 49.36 0.64 39.05
SINCE JAN 1 24.80 28.23 -3.43 18.15
DEGREE DAYS
HEATING
YESTERDAY 6 6 0 4
MONTH TO DATE 75 62 13 24
SINCE SEP 1 75 62 13 24
SINCE JUL 1 164 202 -38 96
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 3 -3 9
SINCE SEP 1 0 3 -3 9
SINCE JAN 1 124 108 16 199
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 900 PM
LOWEST 45 200 PM
AVERAGE 67
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 94 1967
MINIMUM TEMPERATURE (F) 46 32 1969
1970
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 649 AM PDT SUNSET 723 PM PDT
SEPTEMBER 16 2026.....SUNRISE 651 AM PDT SUNSET 721 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$