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Martell, CA Weather & Growing Conditions

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

This Afternoon
61°F
Slight Chance Light Rain
A slight chance of rain. Partly sunny. High near 61, with temperatures falling to around 55 in the afternoon. East southeast wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Martell

WhenTempForecastWindPrecip
This Afternoon 61°F Slight Chance Light Rain 3 mph ESE 15%
Tonight 43°F Mostly Clear 5 mph ENE 10%
Wednesday 63°F Sunny 3 to 7 mph NNW 0%
Wednesday Night 45°F Partly Cloudy 5 mph NE 0%
Thursday 65°F Sunny 5 mph WNW 0%
Thursday Night 46°F Clear 5 mph NE 0%
Friday 67°F Sunny 5 mph W 0%
Friday Night 49°F Clear 2 to 7 mph N 0%
Saturday 72°F Sunny 5 mph WSW 0%
Saturday Night 50°F Mostly Clear 2 to 6 mph N 0%
Sunday 72°F Sunny 5 mph WNW 0%
Sunday Night 51°F Partly Cloudy 5 mph NE 0%
Monday 70°F Mostly Sunny 5 mph SW 1%
Monday Night 50°F Partly Cloudy 3 mph NE 1%

Forecast source: National Weather Service (api.weather.gov) for Martell (38.367, -120.807). Updated through the day.

Growing snapshot for Martell

Last spring frost
Mar 4
First fall frost
Dec 11
Growing season
285 days
Hardiness zone
9b

More local growing data for Martell: nearby ZIP 95642 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Sutter Hill Cdf, Ca (3.1 mi from Martell). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.