Bonney Lake, WA Weather & Growing Conditions
Overnight
54°F
Clear
Clear, with a low around 54. Southeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Clear | 1 mph SE | 0% |
| Tuesday | 86°F | Areas Of Smoke | 0 to 5 mph NW | 0% |
| Tuesday Night | 59°F | Areas Of Smoke | 3 mph ENE | 0% |
| Wednesday | 91°F | Areas Of Smoke | 3 mph NNW | 0% |
| Wednesday Night | 60°F | Mostly Clear | 3 mph ENE | 0% |
| Thursday | 90°F | Sunny | 2 mph S | 0% |
| Thursday Night | 60°F | Mostly Clear | 2 mph SW | 0% |
| Friday | 87°F | Sunny | 2 mph WSW | 0% |
| Friday Night | 58°F | Mostly Clear | 2 mph WSW | 0% |
| Saturday | 83°F | Sunny | 2 mph WSW | 0% |
| Saturday Night | 56°F | Mostly Clear | 1 to 5 mph SW | 0% |
| Sunday | 78°F | Mostly Sunny | 2 mph W | 0% |
| Sunday Night | 55°F | Mostly Clear | 2 mph WSW | 0% |
| Monday | 77°F | Mostly Sunny | 2 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bonney Lake, WA
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
8b
Explore more for Bonney Lake, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Mcmillin Rsvr, Wa (5.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.