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Mount Hebron, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mount Hebron, a community in Siskiyou County, California.

This Afternoon
78°F
Sunny
Sunny, with a high near 78. North northeast wind around 3 mph.

7-day forecast for Mount Hebron

WhenTempForecastWindPrecip
This Afternoon 78°F Sunny 3 mph NNE 0%
Tonight 43°F Mostly Clear 2 mph E 0%
Sunday 81°F Mostly Sunny 0 to 5 mph NE 0%
Sunday Night 46°F Partly Cloudy 2 mph N 0%
Monday 83°F Mostly Sunny 0 to 3 mph NNE 0%
Monday Night 45°F Mostly Clear 3 mph W 0%
Tuesday 80°F Sunny 0 to 8 mph WNW 1%
Tuesday Night 41°F Mostly Clear 1 to 8 mph W 1%
Wednesday 77°F Sunny 0 to 6 mph W 0%
Wednesday Night 41°F Mostly Clear 1 to 6 mph WSW 0%
Thursday 79°F Mostly Sunny 0 to 6 mph SSE 0%
Thursday Night 41°F Partly Cloudy 2 to 6 mph SW 3%
Friday 73°F Mostly Sunny 1 to 8 mph WSW 4%
Friday Night 39°F Partly Cloudy 2 to 8 mph W 4%

Forecast source: National Weather Service (api.weather.gov) for Mount Hebron (41.786, -122.008). Updated through the day.

Growing snapshot for Mount Hebron

Last spring frost
Jun 6
First fall frost
Sep 28
Growing season
113 days
Hardiness zone
6b

More local growing data for Mount Hebron: nearby ZIP 96058 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Lava Beds Nat Mon, Ca (21 mi from Mount Hebron). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.