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Nyssa, OR Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Nyssa, a city in Canyon County, Oregon.

This Afternoon
77°F
Mostly Sunny
Mostly sunny, with a high near 77. Northeast wind around 3 mph.

7-day forecast for Nyssa

WhenTempForecastWindPrecip
This Afternoon 77°F Mostly Sunny 3 mph NE 3%
Tonight 52°F Partly Cloudy then Slight Chance Showers And Thunderstorms 1 to 5 mph NNW 16%
Saturday 80°F Sunny 5 mph NW 3%
Saturday Night 52°F Mostly Clear 2 mph N 0%
Sunday 82°F Sunny 1 mph ENE 0%
Sunday Night 52°F Mostly Clear 2 mph NNE 0%
Monday 84°F Sunny 1 mph ENE 0%
Monday Night 54°F Partly Cloudy 2 mph N 0%
Tuesday 84°F Sunny 1 mph NNE 0%
Tuesday Night 53°F Mostly Clear 1 mph NNE 1%
Wednesday 84°F Sunny 2 mph NNE 1%
Wednesday Night 53°F Mostly Clear 2 mph N 1%
Thursday 86°F Sunny 0 to 5 mph E 0%
Thursday Night 55°F Partly Cloudy 3 mph ESE 0%

Forecast source: National Weather Service (api.weather.gov) for Nyssa (43.878, -116.996). Updated through the day.

Growing snapshot for Nyssa

Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
Hardiness zone
7a

More local growing data for Nyssa: nearby ZIP 83660 weather · frost dates · planting calendar · Oregon frost dates

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Climate data from the nearest NOAA station, Parma Exp Stn, Id (0.8 mi from Nyssa). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.