Kalama, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kalama, a city in Cowlitz County, Washington.
Overnight
53°F
Mostly Cloudy
Mostly cloudy, with a low around 53. North northwest wind around 2 mph.
7-day forecast for Kalama
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Cloudy | 2 mph NNW | 0% |
| Saturday | 78°F | Patchy Fog then Partly Sunny | 1 to 5 mph NNW | 0% |
| Saturday Night | 53°F | Mostly Clear | 5 mph NNW | 0% |
| Sunday | 80°F | Mostly Sunny | 7 mph NNW | 0% |
| Sunday Night | 54°F | Mostly Clear | 7 mph NNW | 0% |
| Monday | 76°F | Mostly Sunny | 5 to 8 mph NW | 0% |
| Monday Night | 54°F | Partly Cloudy | 3 to 8 mph NW | 0% |
| Tuesday | 73°F | Partly Sunny | 3 to 7 mph NW | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 1 to 7 mph NW | 1% |
| Wednesday | 72°F | Partly Sunny | 1 to 5 mph NW | 1% |
| Wednesday Night | 52°F | Mostly Cloudy | 5 mph NNW | 1% |
| Thursday | 70°F | Partly Sunny | 2 to 7 mph NNW | 13% |
| Thursday Night | 51°F | Mostly Cloudy | 7 mph NNW | 13% |
| Friday | 68°F | Mostly Sunny | 7 mph NW | 10% |
Forecast source: National Weather Service (api.weather.gov) for Kalama (46.017, -122.842). Updated through the day.
Growing snapshot for Kalama
Last spring frost
Apr 8
First fall frost
Nov 5
Growing season
210 days
Hardiness zone
8b
More local growing data for Kalama: nearby ZIP 98609 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Longview, Wa (6 mi from Kalama). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.