Harman US

Challenge-Brownsville, CA Weather & Growing Conditions

Overnight
58°F
Clear
Clear. Low around 58, with temperatures rising to around 61 overnight. Northeast wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 58°F Clear 6 mph NE 0%
Saturday 85°F Sunny 1 to 7 mph WSW 0%
Saturday Night 59°F Partly Cloudy 1 to 5 mph ESE 0%
Sunday 83°F Partly Sunny 1 to 5 mph SE 0%
Sunday Night 60°F Mostly Cloudy 3 mph E 0%
Monday 83°F Mostly Sunny 3 mph SW 0%
Monday Night 58°F Mostly Clear 3 mph E 0%
Tuesday 83°F Sunny 3 mph SW 0%
Tuesday Night 59°F Clear 3 mph E 0%
Wednesday 87°F Sunny 5 mph ENE 0%
Wednesday Night 61°F Mostly Clear 5 mph ENE 0%
Thursday 89°F Sunny 5 mph SE 0%
Thursday Night 62°F Mostly Clear 5 mph ESE 1%
Friday 85°F Sunny 5 mph SE 1%

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

Growing snapshot for Challenge-Brownsville, CA

Last spring frost
Apr 1
First fall frost
Nov 17
Growing season
229 days
Hardiness zone
9a

Explore more for Challenge-Brownsville, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Dobbins 1 S, Ca (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.