Klamath, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Klamath, a community in Del Norte County, California.
Today
64°F
Partly Sunny
Partly sunny. High near 64, with temperatures falling to around 60 in the afternoon. North wind around 2 mph.
7-day forecast for Klamath
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Partly Sunny | 2 mph N | 14% |
| Tonight | 43°F | Partly Cloudy then Patchy Fog | 3 mph E | 4% |
| Wednesday | 59°F | Patchy Fog then Chance Light Rain | 3 mph SSW | 47% |
| Wednesday Night | 45°F | Chance Light Rain then Patchy Fog | 2 mph ESE | 47% |
| Thursday | 59°F | Patchy Fog then Mostly Sunny | 0 to 6 mph NNW | 1% |
| Thursday Night | 44°F | Patchy Fog | 1 to 6 mph NNE | 5% |
| Friday | 61°F | Partly Sunny | 2 mph NNE | 5% |
| Friday Night | 44°F | Partly Cloudy | 2 mph NE | 2% |
| Saturday | 62°F | Mostly Sunny then Slight Chance Light Rain | 3 mph SSE | 16% |
| Saturday Night | 47°F | Chance Light Rain | 2 to 7 mph SSE | 45% |
| Sunday | 60°F | Chance Light Rain | 3 mph SSW | 45% |
| Sunday Night | 46°F | Patchy Fog | 2 mph E | 15% |
| Monday | 59°F | Chance Light Rain | 3 mph S | 31% |
| Monday Night | 46°F | Chance Light Rain | 6 mph S | 32% |
Forecast source: National Weather Service (api.weather.gov) for Klamath (41.573, -124.056). Updated through the day.
Growing snapshot for Klamath
Last spring frost
Mar 16
First fall frost
Nov 20
Growing season
252 days
Hardiness zone
9b
More local growing data for Klamath: nearby ZIP 95548 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Klamath, Ca (1.1 mi from Klamath). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.