Harman US

Challenge-Brownsville, CA Weather & Growing Conditions

This Afternoon
81°F
Sunny
Sunny, with a high near 81. West wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 81°F Sunny 6 mph W 0%
Tonight 58°F Mostly Clear 5 to 10 mph NE 0%
Sunday 79°F Partly Sunny 1 to 12 mph SSW 0%
Sunday Night 59°F Mostly Cloudy 6 mph ENE 0%
Monday 77°F Mostly Sunny 3 to 8 mph NW 0%
Monday Night 54°F Mostly Clear 7 mph E 0%
Tuesday 77°F Sunny 1 to 7 mph SW 0%
Tuesday Night 56°F Mostly Clear 2 mph E 0%
Wednesday 81°F Sunny 0 to 3 mph S 0%
Wednesday Night 58°F Mostly Clear 3 mph NNW 0%
Thursday 85°F Sunny 0 to 6 mph SE 0%
Thursday Night 61°F Mostly Clear 3 mph ESE 0%
Friday 80°F Sunny 3 mph SSE 0%
Friday Night 57°F Mostly Clear 3 mph SE 1%

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

Growing snapshot for Challenge-Brownsville, CA

Last spring frost
May 4
First fall frost
Oct 30
Growing season
174 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, Strawberry Valley, Ca (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.