Klamath, CA Weather & Growing Conditions
Overnight
54°F
Mostly Clear
Mostly clear, with a low around 54. East northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Clear | 2 mph ENE | 0% |
| Tuesday | 73°F | Sunny then Patchy Smoke | 1 to 5 mph SSW | 0% |
| Tuesday Night | 58°F | Patchy Fog | 0 to 5 mph SW | 0% |
| Wednesday | 71°F | Patchy Smoke then Mostly Sunny | 0 to 6 mph SW | 0% |
| Wednesday Night | 56°F | Partly Cloudy | 0 to 3 mph SW | 0% |
| Thursday | 69°F | Mostly Sunny | 0 to 3 mph W | 0% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 3 mph NW | 0% |
| Friday | 70°F | Mostly Sunny | 0 to 3 mph NW | 0% |
| Friday Night | 56°F | Partly Cloudy | 0 to 3 mph W | 0% |
| Saturday | 71°F | Mostly Sunny | 0 to 6 mph NW | 0% |
| Saturday Night | 55°F | Partly Cloudy | 1 to 6 mph N | 0% |
| Sunday | 70°F | Mostly Sunny | 2 to 9 mph N | 0% |
| Sunday Night | 54°F | Partly Cloudy | 3 to 9 mph NNW | 0% |
| Monday | 69°F | Mostly Sunny | 3 to 9 mph N | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Klamath, CA
Last spring frost
Mar 16
First fall frost
Nov 20
Growing season
252 days
Hardiness zone
9b
Explore more for Klamath, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Klamath, Ca (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.