McKinleyville, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for McKinleyville, a community in Humboldt County, California.

This Afternoon

63°F

Partly Sunny

Partly sunny, with a high near 63. West northwest wind around 5 mph.

7-day forecast for McKinleyville

When	Temp	Forecast	Wind	Precip
This Afternoon	63°F	Partly Sunny	5 mph WNW	0%
Tonight	48°F	Areas Of Fog	0 to 5 mph WSW	2%
Sunday	62°F	Areas Of Fog then Mostly Cloudy	0 to 5 mph NW	2%
Sunday Night	49°F	Areas Of Fog	0 to 5 mph NW	1%
Monday	65°F	Areas Of Fog then Partly Sunny	0 to 5 mph NNW	0%
Monday Night	50°F	Areas Of Fog	0 to 5 mph NNE	0%
Tuesday	64°F	Patchy Fog then Partly Sunny	1 to 6 mph NNW	0%
Tuesday Night	49°F	Areas Of Fog	0 to 6 mph N	0%
Wednesday	67°F	Areas Of Fog then Mostly Sunny	0 to 6 mph N	0%
Wednesday Night	49°F	Mostly Cloudy	0 to 6 mph NNE	0%
Thursday	67°F	Partly Sunny	0 to 5 mph NW	1%
Thursday Night	50°F	Mostly Cloudy then Patchy Fog	0 to 5 mph N	2%
Friday	66°F	Partly Sunny	0 to 6 mph NNW	2%
Friday Night	49°F	Mostly Cloudy then Patchy Fog	1 to 5 mph NE	5%

Forecast source: National Weather Service (api.weather.gov) for McKinleyville (40.952, -124.077). Updated through the day.

Growing snapshot for McKinleyville

Last spring frost

Mar 8

First fall frost

Nov 30

Growing season

262 days

Hardiness zone

More local growing data for McKinleyville: nearby ZIP 95519 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

Alderpoint Arcata Bayview Benbow Big Lagoon Blue Lake Cutten Eureka Fairhaven Ferndale Fieldbrook Fields Landing Fortuna Garberville Hoopa Humboldt Hill Hydesville Indianola Kep'el Loleta Manila Miranda Myers Flat Myrtletown Orick Phillipsville Pine Hills Redcrest Redway Rio Dell

All California locations ›

Climate data from the nearest NOAA station, Arcata Eureka Ap, Ca (3.1 mi from McKinleyville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.