Platina, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Platina, a community in Trinity County, California.
This Afternoon
47°F
Light Rain Likely
Rain likely before 4pm. Mostly cloudy. High near 47, with temperatures falling to around 45 in the afternoon. East northeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Platina
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 47°F | Light Rain Likely | 3 to 7 mph ENE | 60% |
| Tonight | 39°F | Partly Cloudy | 2 to 7 mph NW | 2% |
| Wednesday | 59°F | Mostly Sunny | 5 to 8 mph WNW | 0% |
| Wednesday Night | 43°F | Partly Cloudy | 8 to 14 mph WNW | 0% |
| Thursday | 64°F | Sunny | 3 to 14 mph NW | 0% |
| Thursday Night | 47°F | Mostly Clear | 3 to 10 mph WNW | 0% |
| Friday | 70°F | Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 51°F | Mostly Clear | 0 to 7 mph WNW | 0% |
| Saturday | 69°F | Sunny | 2 to 6 mph SE | 0% |
| Saturday Night | 47°F | Partly Cloudy | 2 to 9 mph WSW | 0% |
| Sunday | 66°F | Mostly Sunny | 2 to 9 mph SE | 1% |
| Sunday Night | 47°F | Mostly Cloudy | 2 to 7 mph SSW | 3% |
| Monday | 63°F | Partly Sunny | 2 to 7 mph SE | 6% |
| Monday Night | 47°F | Partly Cloudy | 2 to 7 mph WSW | 9% |
Forecast source: National Weather Service (api.weather.gov) for Platina (40.359, -122.904). Updated through the day.
Growing snapshot for Platina
Last spring frost
May 3
First fall frost
Oct 11
Growing season
159 days
Hardiness zone
9a
More local growing data for Platina: nearby ZIP 96076 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Burnt Ranch
Coffee Creek
Douglas City
Hayfork
Hyampom
Junction City
Lewiston
Mad River
Post Mountain
Ruth
Salyer
Trinity Center
Trinity Village
Weaverville
Climate data from the nearest NOAA station, Weaverville, Ca (23.8 mi from Platina). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.