National Weather Service Text Product
AFOS product CLIOLM
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIOLM
Product Timestamp: 2025-09-29 08:30 UTC
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540
CDUS46 KSEW 290830
CLIOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
130 AM PDT MON SEP 29 2025
...................................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 324 PM 88 2017 68 6 64
MINIMUM 45 640 AM 30 1999 44 1 41
AVERAGE 60 56 4 53
PRECIPITATION (IN)
YESTERDAY 0.00 2.93 2013 0.10 -0.10 T
MONTH TO DATE 0.67 1.85 -1.18 1.91
SINCE OCT 1 39.65 50.43 -10.78 48.95
SINCE JAN 1 18.75 29.30 -10.55 28.59
DEGREE DAYS
HEATING
YESTERDAY 5 9 -4 12
MONTH TO DATE 88 165 -77 114
SINCE SEP 1 88 165 -77 114
SINCE JUL 1 160 305 -145 193
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 11 3 8 33
SINCE SEP 1 11 3 8 33
SINCE JAN 1 201 108 93 214
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 44 400 PM
AVERAGE 72
..........................................................
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 89 1993
MINIMUM TEMPERATURE (F) 44 30 1961
1985
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 708 AM PDT SUNSET 654 PM PDT
SEPTEMBER 30 2025.....SUNRISE 710 AM PDT SUNSET 652 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$