Manchester, WA Weather & Growing Conditions
Overnight
41°F
Mostly Cloudy
Mostly cloudy, with a low around 41. South wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 41°F | Mostly Cloudy | 3 mph S | 0% |
| Wednesday | 55°F | Mostly Cloudy then Light Rain Likely | 3 to 13 mph S | 56% |
| Wednesday Night | 48°F | Light Rain | 12 to 17 mph SSW | 88% |
| Thursday | 55°F | Mostly Sunny | 13 mph SSW | 6% |
| Thursday Night | 46°F | Mostly Cloudy then Light Rain Likely | 12 mph S | 73% |
| Friday | 53°F | Light Rain | 9 to 16 mph S | 80% |
| Friday Night | 48°F | Light Rain Likely | 2 to 9 mph S | 69% |
| Saturday | 59°F | Chance Light Rain | 2 to 8 mph S | 39% |
| Saturday Night | 50°F | Light Rain | 8 to 26 mph SSW | 81% |
| Sunday | 55°F | Light Rain Likely | 10 to 20 mph SSW | 59% |
| Sunday Night | 45°F | Slight Chance Light Rain | 3 to 10 mph SSE | 15% |
| Monday | 54°F | Chance Light Rain | 3 to 8 mph SE | 43% |
| Monday Night | 48°F | Light Rain Likely | 8 to 13 mph S | 59% |
| Tuesday | 55°F | Light Rain Likely | 13 to 16 mph S | 59% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Manchester, WA
Last spring frost
Mar 13
First fall frost
Nov 17
Growing season
247 days
Hardiness zone
9a
Explore more for Manchester, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Seattle Boeing Fld, Wa (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.