Harman US

Washington, CA Weather & Growing Conditions

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

Today
86°F
Sunny
Sunny. High near 86, with temperatures falling to around 81 in the afternoon. East northeast wind 0 to 5 mph.

7-day forecast for Washington

WhenTempForecastWindPrecip
Today 86°F Sunny 0 to 5 mph ENE 0%
Tonight 61°F Partly Cloudy 0 to 6 mph ENE 0%
Sunday 84°F Mostly Cloudy 3 mph WSW 0%
Sunday Night 61°F Mostly Cloudy 2 mph NE 0%
Monday 84°F Mostly Sunny 1 to 5 mph W 0%
Monday Night 60°F Mostly Clear 0 to 3 mph NNW 0%
Tuesday 85°F Sunny 0 to 5 mph NW 0%
Tuesday Night 61°F Mostly Clear 3 mph ENE 0%
Wednesday 87°F Sunny 1 to 5 mph SSW 0%
Wednesday Night 63°F Mostly Clear 3 mph E 0%
Thursday 87°F Sunny 2 to 6 mph S 0%
Thursday Night 63°F Partly Cloudy 5 mph SE 1%
Friday 83°F Mostly Sunny 2 to 6 mph SSE 1%
Friday Night 60°F Partly Cloudy 1 to 5 mph SSE 2%

Forecast source: National Weather Service (api.weather.gov) for Washington (39.359, -120.790). Updated through the day.

Growing snapshot for Washington

Last spring frost
May 4
First fall frost
Nov 4
Growing season
183 days
Hardiness zone
8b

More local growing data for Washington: nearby ZIP 95986 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

All California locations ›

Climate data from the nearest NOAA station, Blue Canyon Ap, Ca (6.5 mi from Washington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.