Morongo Valley, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Morongo Valley, a community in San Bernardino County, California.
This Afternoon
88°F
Sunny
Sunny, with a high near 88. South wind around 7 mph.
7-day forecast for Morongo Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 88°F | Sunny | 7 mph S | 0% |
| Tonight | 72°F | Mostly Clear | 1 to 6 mph NW | 0% |
| Sunday | 88°F | Mostly Sunny | 3 to 10 mph SSE | 0% |
| Sunday Night | 71°F | Mostly Clear | 3 to 7 mph W | 0% |
| Monday | 84°F | Sunny | 5 to 14 mph SW | 1% |
| Monday Night | 66°F | Mostly Clear | 5 to 12 mph W | 1% |
| Tuesday | 84°F | Sunny | 8 mph SE | 1% |
| Tuesday Night | 70°F | Clear | 1 to 6 mph NW | 0% |
| Wednesday | 88°F | Sunny | 8 mph E | 0% |
| Wednesday Night | 71°F | Clear | 0 to 5 mph NNW | 0% |
| Thursday | 89°F | Sunny | 3 to 10 mph E | 6% |
| Thursday Night | 73°F | Mostly Clear | 2 to 6 mph WSW | 6% |
| Friday | 89°F | Sunny | 3 to 9 mph SSW | 9% |
| Friday Night | 72°F | Mostly Clear | 5 to 8 mph WSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Morongo Valley (34.072, -116.563). Updated through the day.
Growing snapshot for Morongo Valley
Last spring frost
Feb 25
First fall frost
Dec 15
Growing season
297 days
Hardiness zone
9b
More local growing data for Morongo Valley: nearby ZIP 92256 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Adelanto
Apple Valley
Baker
Barstow
Big Bear City
Big Bear Lake
Big River
Bloomington
Bluewater
Chino
Chino Hills
Colton
Crestline
Fontana
Fort Irwin
Grand Terrace
Hesperia
Highland
Homestead Valley
Homewood Canyon
Joshua Tree
Lake Arrowhead
Lenwood
Loma Linda
Lucerne Valley
Lytle Creek
Mentone
Montclair
Mountain View Acres
Muscoy
Climate data from the nearest NOAA station, Morongo Valley N, Ca (3.3 mi from Morongo Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.