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Montague, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Montague, a city in Siskiyou County, California.

This Afternoon
81°F
Sunny
Sunny, with a high near 81. Northeast wind 0 to 10 mph.

7-day forecast for Montague

WhenTempForecastWindPrecip
This Afternoon 81°F Sunny 0 to 10 mph NE 0%
Tonight 47°F Clear 1 to 13 mph NNE 0%
Saturday 85°F Sunny 2 mph WNW 0%
Saturday Night 49°F Partly Cloudy 1 to 6 mph N 0%
Sunday 88°F Mostly Sunny 1 to 5 mph NE 0%
Sunday Night 53°F Partly Cloudy 1 to 7 mph NNE 0%
Monday 88°F Sunny 0 to 8 mph N 0%
Monday Night 51°F Mostly Clear 0 to 8 mph N 0%
Tuesday 86°F Sunny 0 to 9 mph N 0%
Tuesday Night 49°F Mostly Clear 0 to 9 mph N 0%
Wednesday 86°F Sunny 2 mph N 1%
Wednesday Night 50°F Mostly Clear 2 mph NNE 1%
Thursday 89°F Sunny 1 to 7 mph NE 1%
Thursday Night 51°F Partly Cloudy 3 to 7 mph WNW 1%

Forecast source: National Weather Service (api.weather.gov) for Montague (41.727, -122.531). Updated through the day.

Growing snapshot for Montague

Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
169 days
Hardiness zone
8a

More local growing data for Montague: nearby ZIP 96038 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Yreka, Ca (8.3 mi from Montague). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.