Tranquillity, CA Weather & Growing Conditions
Tonight
56°F
Partly Cloudy
Partly cloudy. Low around 56, with temperatures rising to around 58 overnight. Northwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Saturday | 89°F | Mostly Sunny | 5 mph NW | 0% |
| Saturday Night | 59°F | Partly Cloudy | 5 mph NW | 0% |
| Sunday | 88°F | Partly Sunny | 5 mph NW | 0% |
| Sunday Night | 59°F | Partly Cloudy | 5 mph NW | 0% |
| Monday | 89°F | Sunny | 5 mph NNW | 0% |
| Monday Night | 59°F | Mostly Clear | 5 mph NW | 0% |
| Tuesday | 91°F | Sunny | 5 mph NNW | 0% |
| Tuesday Night | 61°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Wednesday | 95°F | Sunny | 0 to 5 mph NNW | 0% |
| Wednesday Night | 63°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Thursday | 98°F | Sunny | 0 to 5 mph NNW | 0% |
| Thursday Night | 64°F | Partly Cloudy | 5 mph NW | 0% |
| Friday | 95°F | Sunny | 5 mph NNW | 1% |
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 Sep 19, 2026.