Tranquillity, CA Weather & Growing Conditions
This Afternoon
70°F
Sunny
Sunny. High near 70, with temperatures falling to around 65 in the afternoon. North northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Sunny | 5 to 10 mph NNW | 0% |
| Tonight | 46°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Thursday | 71°F | Mostly Sunny | 5 to 10 mph NW | 0% |
| Thursday Night | 45°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 72°F | Sunny | 0 to 5 mph NW | 0% |
| Friday Night | 44°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Saturday | 77°F | Sunny | 0 to 5 mph E | 0% |
| Saturday Night | 47°F | Mostly Clear | 0 mph | 0% |
| Sunday | 77°F | Sunny | 0 to 5 mph NW | 0% |
| Sunday Night | 47°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Monday | 75°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Monday Night | 48°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Tuesday | 75°F | Sunny | 0 to 5 mph NNW | 1% |
| Tuesday Night | 49°F | Mostly Clear | 0 to 5 mph NNW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tranquillity, CA
Last spring frost
Feb 27
First fall frost
Nov 26
Growing season
271 days
Hardiness zone
9a
Explore more for Tranquillity, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Five Points 5 Ssw, Ca (21.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.