Weed, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Weed, a city in Siskiyou County, California.
Today
47°F
Light Rain Likely
Rain likely before 3pm. Mostly cloudy. High near 47, with temperatures falling to around 43 in the afternoon. South southeast wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
7-day forecast for Weed
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 47°F | Light Rain Likely | 13 to 18 mph SSE | 62% |
| Tonight | 32°F | Mostly Clear | 5 to 13 mph SSE | 3% |
| Wednesday | 55°F | Mostly Sunny | 1 to 6 mph ENE | 6% |
| Wednesday Night | 35°F | Partly Cloudy | 6 mph N | 6% |
| Thursday | 56°F | Sunny | 0 to 3 mph NNW | 0% |
| Thursday Night | 37°F | Partly Cloudy | 1 mph SSE | 0% |
| Friday | 61°F | Mostly Sunny | 1 mph NNW | 0% |
| Friday Night | 40°F | Mostly Clear | 1 mph SSE | 0% |
| Saturday | 68°F | Sunny | 2 mph S | 0% |
| Saturday Night | 40°F | Partly Cloudy | 2 to 13 mph SSE | 1% |
| Sunday | 62°F | Mostly Sunny | 0 to 7 mph S | 1% |
| Sunday Night | 40°F | Mostly Cloudy | 0 to 5 mph S | 1% |
| Monday | 59°F | Partly Sunny | 2 to 6 mph S | 8% |
| Monday Night | 39°F | Partly Cloudy then Slight Chance Light Rain | 3 to 9 mph S | 20% |
Forecast source: National Weather Service (api.weather.gov) for Weed (41.412, -122.381). Updated through the day.
Growing snapshot for Weed
Last spring frost
May 6
First fall frost
Oct 12
Growing season
158 days
Hardiness zone
8a
More local growing data for Weed: nearby ZIP 96094 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
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Mount Hebron
Mount Shasta
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Yreka
Climate data from the nearest NOAA station, Mt Shasta, Ca (12.6 mi from Weed). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.