Climatological Report (Monthly)
Issued by NWS
Issued by NWS
668
CXUS56 KSEW 011130
CLMOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
330 AM PST MON DEC 01 2025
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...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 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
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TEMPERATURE (F)
RECORD
HIGH 74 11/04/1949
LOW 11/15/1955
HIGHEST 63 11/09 MM MM 62 11/07
LOWEST 29 11/30 MM MM 30 11/30
AVG. MAXIMUM 52.4 50.6 1.8 50.9
AVG. MINIMUM 39.5 35.8 3.7 39.1
MEAN 45.9 43.2 2.7 45.0
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.1 -0.1 0
DAYS MIN <= 32 3 10.5 -7.5 2
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 19.68 2006
MINIMUM 1.37 1976
TOTALS 8.59 8.21 0.38 6.62
DAILY AVG. 0.29 0.27 0.02 0.23
DAYS >= .01 21 19.5 1.5 19
DAYS >= .10 12 14.3 -2.3 17
DAYS >= .50 7 5.7 1.3 3
DAYS >= 1.00 3 1.9 1.1 1
GREATEST
24 HR. TOTAL 1.68 11/27 TO 11/28
DEGREE DAYS
HEATING TOTAL 562 654 -92 569
SINCE 7/1 1139 1431 -292 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 201 113 88 MM
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WIND (MPH)
AVERAGE WIND SPEED 4.7
HIGHEST WIND SPEED/DIRECTION 29/190 DATE 11/06
HIGHEST GUST SPEED/DIRECTION 42/300 DATE 11/06
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.77
NUMBER OF DAYS FAIR 2
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 15
AVERAGE RH (PERCENT) 88
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 8
LIGHT RAIN 23 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 27 FOG W/VIS <= 1/4 MILE 12
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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