Tampico, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tampico, a community in Yakima County, Washington.
Today
51°F
Slight Chance Rain Showers
A slight chance of rain showers before 1pm. Mostly cloudy. High near 51, with temperatures falling to around 47 in the afternoon. East wind 1 to 5 mph. Chance of precipitation is 20%.
7-day forecast for Tampico
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 51°F | Slight Chance Rain Showers | 1 to 5 mph E | 15% |
| Tonight | 38°F | Partly Cloudy | 1 to 5 mph W | 3% |
| Wednesday | 51°F | Sunny | 2 to 7 mph S | 6% |
| Wednesday Night | 40°F | Chance Rain Showers | 3 mph W | 47% |
| Thursday | 53°F | Mostly Sunny | 2 to 7 mph W | 1% |
| Thursday Night | 40°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 8 mph W | 19% |
| Friday | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 6 mph SW | 19% |
| Friday Night | 42°F | Mostly Cloudy | 1 to 7 mph W | 4% |
| Saturday | 55°F | Partly Sunny | 1 to 7 mph SE | 4% |
| Saturday Night | 44°F | Chance Rain Showers | 3 mph SW | 37% |
| Sunday | 55°F | Chance Rain Showers then Partly Sunny | 3 to 12 mph W | 37% |
| Sunday Night | 39°F | Mostly Cloudy | 1 to 5 mph W | 10% |
| Monday | 52°F | Partly Sunny then Chance Rain Showers | 1 to 5 mph SE | 27% |
| Monday Night | 41°F | Chance Rain Showers | 2 mph SW | 41% |
Forecast source: National Weather Service (api.weather.gov) for Tampico (46.532, -120.875). Updated through the day.
Growing snapshot for Tampico
Last spring frost
Apr 8
First fall frost
Oct 23
Growing season
196 days
Hardiness zone
7a
More local growing data for Tampico: nearby ZIP 98903 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Yakima #2, Wa (18.1 mi from Tampico). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.