Lamont, WA Weather & Growing Conditions
Overnight
34°F
Partly Cloudy
Partly cloudy, with a low around 34. East wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 34°F | Partly Cloudy | 2 mph E | 1% |
| Wednesday | 52°F | Sunny | 3 mph S | 1% |
| Wednesday Night | 37°F | Rain Showers Likely | 1 to 5 mph S | 56% |
| Thursday | 52°F | Rain Showers Likely then Partly Sunny | 5 to 8 mph SW | 56% |
| Thursday Night | 37°F | Partly Cloudy | 6 mph S | 1% |
| Friday | 54°F | Mostly Cloudy | 8 mph S | 2% |
| Friday Night | 40°F | Mostly Cloudy | 6 mph SE | 7% |
| Saturday | 63°F | Partly Sunny | 3 to 7 mph SE | 3% |
| Saturday Night | 43°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 8 mph SE | 15% |
| Sunday | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 7 to 10 mph SW | 15% |
| Sunday Night | 40°F | Mostly Cloudy | 3 to 7 mph S | 4% |
| Monday | 57°F | Partly Sunny | 6 mph E | 8% |
| Monday Night | 39°F | Chance Rain Showers | 3 mph SE | 26% |
| Tuesday | 57°F | Chance Rain Showers | 3 to 7 mph S | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lamont, WA
Last spring frost
Apr 29
First fall frost
Oct 4
Growing season
161 days
Hardiness zone
6b
Explore more for Lamont, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, St John, Wa (15.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.