Klamath, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Klamath, a community in Del Norte County, California.
Overnight
55°F
Mostly Clear
Mostly clear, with a low around 55. East southeast wind around 1 mph.
7-day forecast for Klamath
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Mostly Clear | 1 mph ESE | 0% |
| Tuesday | 76°F | Sunny then Patchy Smoke | 1 to 5 mph SW | 0% |
| Tuesday Night | 60°F | Areas Of Smoke then Areas Of Fog | 0 to 5 mph SSE | 0% |
| Wednesday | 70°F | Patchy Smoke then Mostly Sunny | 0 to 6 mph WSW | 0% |
| Wednesday Night | 57°F | Partly Cloudy | 0 to 3 mph WSW | 0% |
| Thursday | 69°F | Mostly Sunny | 0 to 3 mph W | 0% |
| Thursday Night | 56°F | Partly Cloudy | 0 to 3 mph NW | 0% |
| Friday | 70°F | Mostly Sunny | 0 to 3 mph NW | 0% |
| Friday Night | 58°F | Partly Cloudy | 0 to 3 mph WSW | 0% |
| Saturday | 71°F | Mostly Sunny | 0 to 6 mph NW | 0% |
| Saturday Night | 56°F | Partly Cloudy | 1 to 6 mph N | 0% |
| Sunday | 69°F | Mostly Sunny | 1 to 8 mph N | 0% |
| Sunday Night | 55°F | Partly Cloudy | 2 to 8 mph NNW | 0% |
| Monday | 68°F | Mostly Sunny | 2 to 9 mph N | 0% |
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 Aug 4, 2026.