Klamath Falls, OR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Klamath Falls, a city in Klamath County, Oregon.
This Afternoon
74°F
Sunny
Sunny, with a high near 74. West northwest wind 2 to 12 mph, with gusts as high as 18 mph.
7-day forecast for Klamath Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Sunny | 2 to 12 mph WNW | 0% |
| Tonight | 44°F | Clear | 2 to 10 mph NNW | 0% |
| Saturday | 77°F | Sunny | 0 to 6 mph SW | 0% |
| Saturday Night | 46°F | Mostly Clear | 7 mph NNW | 0% |
| Sunday | 81°F | Sunny | 0 to 6 mph NNW | 0% |
| Sunday Night | 48°F | Partly Cloudy | 1 to 6 mph NNW | 0% |
| Monday | 82°F | Sunny | 1 to 7 mph NNW | 0% |
| Monday Night | 48°F | Mostly Clear | 1 to 7 mph NNW | 0% |
| Tuesday | 81°F | Sunny | 1 to 9 mph NW | 0% |
| Tuesday Night | 45°F | Mostly Clear | 1 to 9 mph NW | 0% |
| Wednesday | 81°F | Sunny | 1 to 5 mph NNW | 0% |
| Wednesday Night | 46°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Thursday | 83°F | Sunny | 0 to 10 mph SW | 0% |
| Thursday Night | 47°F | Partly Cloudy | 0 to 10 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Klamath Falls (42.219, -121.779). Updated through the day.
Growing snapshot for Klamath Falls
Last spring frost
Jun 9
First fall frost
Sep 18
Growing season
99 days
Hardiness zone
6b
More local growing data for Klamath Falls: nearby ZIP 97634 weather · frost dates · planting calendar · Oregon frost dates
Nearby towns & communities
Altamont
Beatty
Beaver Marsh
Bly
Bonanza
Chemult
Chiloquin
Crescent
Crescent Lake
Falcon Heights
Fort Klamath
Gilchrist
Keno
Malin
Merrill
Oregon Shores
Rocky Point
Running Y Ranch
Sprague River
Climate data from the nearest NOAA station, Klamath Falls Intl Ap, Or (4.1 mi from Klamath Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.