select pnm,lnm,st_cd,st_nm,cnty_id,dm,dm_date,dm_hist,avg_tmax_data,avg_tmin_data,avg_prcp_data,rec_hi_data,rec_lo_data,avg_sndp_data,x,y,ff,lf,fd,hz,er,hz_source,kg,hzd,clim_stn_nm,hz12,hz90, feels_like_min,feels_like_max,days_of_prcp,snow,cloud_cover,humidity,wind_speed from worldtg8_pm.pm_climate_points_namer where surl = 'westport' and st_surl='washington' and iso_cc = 'US' and prim_loc in (1,2) Westport Washington Climate Data - Updated February 2026

Westport Washington Climate Data

Monthly Average Climate Data for Westport Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January39.6 °F48.4 °F12.01 in.
February38.8 °F50.4 °F7.3 in.
March40.3 °F52.6 °F9.07 in.
April42.7 °F55.4 °F6.13 in.
May47.0 °F59.2 °F3.42 in.
June50.6 °F62.3 °F2.63 in.
July53.4 °F65.2 °F1.18 in.
August53.5 °F66.7 °F1.65 in.
September51.7 °F66.1 °F2.95 in.
October46.9 °F60.0 °F8.13 in.
November42.2 °F52.8 °F11.94 in.
December38.8 °F48.0 °F12.37 in.
Annual45.5 °F57.3 °F78.78 in.

Climate Data for Westport Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost10-20 Days
Plant Hardiness ZoneZone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 9a : 20°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfb - Temperate Oceanic Climate
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