Colton, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Colton, a town in Whitman County, Washington.
Today
73°F
Sunny
Sunny, with a high near 73. Northwest wind 0 to 3 mph.
7-day forecast for Colton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 0 to 3 mph NW | 1% |
| Tonight | 48°F | Mostly Clear | 0 to 3 mph NE | 1% |
| Sunday | 77°F | Sunny | 2 to 7 mph SE | 0% |
| Sunday Night | 49°F | Mostly Clear | 1 to 5 mph E | 0% |
| Monday | 79°F | Sunny | 3 to 7 mph SW | 0% |
| Monday Night | 50°F | Mostly Clear | 0 to 5 mph W | 0% |
| Tuesday | 76°F | Sunny | 0 to 6 mph S | 0% |
| Tuesday Night | 48°F | Partly Cloudy | 1 to 6 mph NW | 1% |
| Wednesday | 72°F | Sunny | 1 to 7 mph N | 3% |
| Wednesday Night | 47°F | Partly Cloudy | 1 to 7 mph N | 3% |
| Thursday | 72°F | Mostly Sunny | 1 to 5 mph NE | 3% |
| Thursday Night | 46°F | Partly Cloudy | 1 to 5 mph NW | 7% |
| Friday | 68°F | Mostly Sunny | 1 to 7 mph W | 10% |
| Friday Night | 44°F | Slight Chance Rain Showers | 2 to 7 mph W | 17% |
Forecast source: National Weather Service (api.weather.gov) for Colton (46.567, -117.128). Updated through the day.
Growing snapshot for Colton
Last spring frost
Apr 29
First fall frost
Oct 2
Growing season
159 days
Hardiness zone
7a
More local growing data for Colton: nearby ZIP 99113 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Albion
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Farmington
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LaCrosse
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Malden
Oakesdale
Palouse
Pullman
Rosalia
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Steptoe
Tekoa
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West Clarkston-Highland
Climate data from the nearest NOAA station, Pullman Moscow Rgnl Ap, Wa (11.8 mi from Colton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.