Yermo, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Yermo, a community in San Bernardino County, California.
This Afternoon
88°F
Sunny
Sunny, with a high near 88. West wind around 13 mph, with gusts as high as 21 mph.
7-day forecast for Yermo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 88°F | Sunny | 13 mph W | 0% |
| Tonight | 61°F | Clear | 9 to 13 mph W | 0% |
| Saturday | 91°F | Sunny | 3 to 13 mph N | 0% |
| Saturday Night | 65°F | Mostly Clear | 0 to 10 mph WNW | 0% |
| Sunday | 94°F | Mostly Sunny | 3 to 10 mph N | 0% |
| Sunday Night | 69°F | Partly Cloudy | 5 to 13 mph SW | 1% |
| Monday | 89°F | Sunny then Slight Chance Showers And Thunderstorms | 7 to 13 mph WNW | 15% |
| Monday Night | 65°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 8 to 14 mph W | 15% |
| Tuesday | 90°F | Sunny | 5 to 14 mph NW | 1% |
| Tuesday Night | 68°F | Clear | 0 to 8 mph NNE | 0% |
| Wednesday | 94°F | Sunny | 7 to 10 mph NNE | 1% |
| Wednesday Night | 70°F | Mostly Clear | 3 to 7 mph SSW | 1% |
| Thursday | 95°F | Sunny | 7 to 12 mph ENE | 4% |
| Thursday Night | 72°F | Mostly Clear | 5 to 10 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Yermo (34.907, -116.823). Updated through the day.
Growing snapshot for Yermo
Last spring frost
Feb 19
First fall frost
Nov 26
Growing season
279 days
Hardiness zone
9a
More local growing data for Yermo: nearby ZIP 92327 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Barstow Daggett Ap, Ca (3 mi from Yermo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.