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Ruth, CA Weather & Growing Conditions

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

This Afternoon
84°F
Sunny
Sunny, with a high near 84. North northwest wind 5 to 9 mph.

7-day forecast for Ruth

WhenTempForecastWindPrecip
This Afternoon 84°F Sunny 5 to 9 mph NNW 0%
Tonight 48°F Clear 3 to 9 mph N 0%
Saturday 89°F Sunny 1 to 5 mph W 0%
Saturday Night 47°F Partly Cloudy 1 to 5 mph NNW 0%
Sunday 91°F Mostly Sunny 0 to 5 mph ESE 0%
Sunday Night 49°F Mostly Clear 1 to 5 mph N 0%
Monday 91°F Sunny 1 to 6 mph WNW 0%
Monday Night 49°F Mostly Clear 0 to 6 mph N 0%
Tuesday 90°F Sunny 0 to 6 mph NW 0%
Tuesday Night 50°F Mostly Clear 1 to 6 mph N 0%
Wednesday 90°F Sunny 1 to 6 mph WSW 0%
Wednesday Night 50°F Partly Cloudy 1 to 5 mph NNE 0%
Thursday 87°F Mostly Sunny 1 to 7 mph S 0%
Thursday Night 48°F Partly Cloudy 0 to 6 mph NNW 3%

Forecast source: National Weather Service (api.weather.gov) for Ruth (40.294, -123.348). Updated through the day.

Growing snapshot for Ruth

Last spring frost
Mar 4
First fall frost
Nov 22
Growing season
264 days
Hardiness zone
8b

More local growing data for Ruth: nearby ZIP 95552 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Grizzly Creek Sp, Ca (27.7 mi from Ruth). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.