Interlaken, CA Weather & Growing Conditions
Today
68°F
Sunny
Sunny. High near 68, with temperatures falling to around 65 in the afternoon. Northwest wind 2 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Sunny | 2 to 8 mph NW | 0% |
| Tonight | 49°F | Mostly Cloudy | 3 to 10 mph NNW | 2% |
| Thursday | 72°F | Sunny | 1 to 5 mph NW | 0% |
| Thursday Night | 49°F | Mostly Clear | 2 to 6 mph N | 0% |
| Friday | 74°F | Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 50°F | Mostly Clear | 2 to 8 mph N | 0% |
| Saturday | 77°F | Sunny | 1 to 5 mph NE | 0% |
| Saturday Night | 51°F | Mostly Clear | 1 to 6 mph NNE | 0% |
| Sunday | 77°F | Sunny | 1 to 5 mph NNW | 0% |
| Sunday Night | 52°F | Partly Cloudy | 2 to 9 mph N | 0% |
| Monday | 75°F | Mostly Sunny | 1 to 5 mph NNW | 0% |
| Monday Night | 51°F | Partly Cloudy | 5 to 9 mph N | 0% |
| Tuesday | 74°F | Sunny | 0 to 5 mph N | 1% |
| Tuesday Night | 52°F | Partly Cloudy | 2 to 7 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Interlaken, CA
Last spring frost
Jan 28
First fall frost
Dec 13
Growing season
324 days
Hardiness zone
9b
Explore more for Interlaken, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Watsonville Wtr Wks, Ca (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.