Mount Laguna, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Laguna, a community in San Diego County, California.
Today
90°F
Sunny
Sunny, with a high near 90. Northwest wind 0 to 10 mph.
7-day forecast for Mount Laguna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Sunny | 0 to 10 mph NW | 2% |
| Tonight | 65°F | Mostly Clear | 0 to 10 mph SW | 2% |
| Wednesday | 89°F | Sunny | 0 to 10 mph E | 5% |
| Wednesday Night | 65°F | Mostly Clear | 0 to 5 mph NW | 3% |
| Thursday | 88°F | Sunny | 0 to 5 mph S | 7% |
| Thursday Night | 65°F | Mostly Clear | 5 mph SW | 3% |
| Friday | 89°F | Sunny | 5 mph SW | 5% |
| Friday Night | 65°F | Mostly Clear | 5 mph W | 0% |
| Saturday | 90°F | Sunny | 5 mph S | 4% |
| Saturday Night | 66°F | Mostly Clear | 0 to 5 mph SW | 1% |
| Sunday | 88°F | Sunny | 0 to 5 mph S | 13% |
| Sunday Night | 64°F | Mostly Clear | 0 to 5 mph SW | 5% |
| Monday | 85°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph SW | 16% |
| Monday Night | 61°F | Mostly Clear | 5 to 10 mph SW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Mount Laguna (32.871, -116.425). Updated through the day.
Growing snapshot for Mount Laguna
Last spring frost
Apr 22
First fall frost
Nov 8
Growing season
197 days
Hardiness zone
8a
More local growing data for Mount Laguna: nearby ZIP 91948 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Alpine
Bonita
Bonsall
Borrego Springs
Bostonia
Boulevard
Camp Pendleton Mainside
Camp Pendleton South
Campo
Carlsbad
Casa de Oro-Mount Helix
Chula Vista
Coronado
Crest
Del Dios
Del Mar
Descanso
El Cajon
Elfin Forest
Encinitas
Escondido
Eucalyptus Hills
Fairbanks Ranch
Fallbrook
Granite Hills
Harbison Canyon
Harmony Grove
Hidden Meadows
Imperial Beach
Jacumba
Climate data from the nearest NOAA station, Mt Laguna #3, Ca (3.1 mi from Mount Laguna). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.