Harman US

Junction City, CA Weather & Growing Conditions

This Afternoon
75°F
Sunny
Sunny, with a high near 75. West wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 75°F Sunny 7 mph W 0%
Tonight 56°F Clear 2 to 7 mph N 0%
Saturday 80°F Sunny 1 to 5 mph S 0%
Saturday Night 59°F Partly Cloudy 5 mph NNW 0%
Sunday 81°F Mostly Sunny 2 to 6 mph ESE 0%
Sunday Night 60°F Partly Cloudy 2 to 6 mph N 0%
Monday 83°F Sunny 1 to 7 mph WSW 0%
Monday Night 59°F Mostly Clear 2 to 7 mph NNW 0%
Tuesday 81°F Sunny 2 to 8 mph W 0%
Tuesday Night 58°F Mostly Clear 2 to 8 mph NNW 0%
Wednesday 82°F Sunny 2 to 6 mph WSW 0%
Wednesday Night 60°F Mostly Clear 2 to 6 mph NNW 0%
Thursday 81°F Sunny 2 to 8 mph SE 0%
Thursday Night 57°F Partly Cloudy 3 to 8 mph WNW 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Junction City, CA

Last spring frost
May 3
First fall frost
Oct 11
Growing season
159 days
Hardiness zone
8b

Explore more for Junction City, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Weaverville, Ca (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.