White Swan, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for White Swan, a community in Yakima County, Washington.
Overnight
37°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 37. Wind around 0 mph.
7-day forecast for White Swan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 37°F | Patchy Fog | 0 mph | 1% |
| Wednesday | 54°F | Patchy Fog then Mostly Sunny | 0 to 3 mph NE | 7% |
| Wednesday Night | 38°F | Chance Rain Showers | 3 mph W | 29% |
| Thursday | 58°F | Sunny | 5 mph SW | 2% |
| Thursday Night | 36°F | Partly Cloudy | 1 to 5 mph W | 5% |
| Friday | 57°F | Mostly Cloudy | 1 to 5 mph SW | 6% |
| Friday Night | 39°F | Mostly Cloudy | 0 to 3 mph W | 7% |
| Saturday | 58°F | Mostly Sunny | 2 mph NE | 2% |
| Saturday Night | 41°F | Slight Chance Rain Showers | 1 to 6 mph SW | 19% |
| Sunday | 58°F | Slight Chance Rain Showers then Partly Sunny | 3 to 13 mph SW | 15% |
| Sunday Night | 37°F | Mostly Cloudy | 1 to 6 mph W | 3% |
| Monday | 55°F | Partly Sunny then Slight Chance Rain Showers | 2 mph NE | 16% |
| Monday Night | 38°F | Chance Rain Showers | 1 mph W | 25% |
| Tuesday | 58°F | Chance Rain Showers | 3 mph S | 31% |
Forecast source: National Weather Service (api.weather.gov) for White Swan (46.377, -120.738). Updated through the day.
Growing snapshot for White Swan
Last spring frost
Apr 21
First fall frost
Oct 15
Growing season
176 days
Hardiness zone
7a
More local growing data for White Swan: nearby ZIP 98952 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Wapato, Wa (19.8 mi from White Swan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.