Challenge-Brownsville, CA Weather & Growing Conditions
Today
60°F
Sunny
Sunny. High near 60, with temperatures falling to around 53 in the afternoon. West northwest wind 1 to 13 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 60°F | Sunny | 1 to 13 mph WNW | 1% |
| Tonight | 45°F | Partly Cloudy | 6 to 13 mph NNE | 1% |
| Thursday | 66°F | Sunny | 2 to 13 mph NNW | 0% |
| Thursday Night | 46°F | Mostly Clear | 3 to 13 mph N | 0% |
| Friday | 68°F | Sunny | 0 to 13 mph N | 0% |
| Friday Night | 49°F | Mostly Clear | 1 to 13 mph NNW | 0% |
| Saturday | 69°F | Sunny | 0 to 13 mph WSW | 0% |
| Saturday Night | 46°F | Mostly Clear | 0 to 3 mph NNE | 0% |
| Sunday | 66°F | Sunny | 0 to 3 mph N | 0% |
| Sunday Night | 48°F | Partly Cloudy | 0 to 3 mph NNE | 0% |
| Monday | 63°F | Mostly Sunny | 2 mph E | 1% |
| Monday Night | 47°F | Partly Cloudy | 2 mph NE | 1% |
| Tuesday | 63°F | Sunny then Slight Chance Light Rain | 2 mph N | 15% |
| Tuesday Night | 48°F | Slight Chance Light Rain | 0 to 3 mph NE | 16% |
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 Nov 4, 2026.