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Hailey, ID Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hailey, a city in Blaine County, Idaho.

Overnight
42°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms. Mostly cloudy. Low around 42, with temperatures rising to around 44 overnight. North wind around 3 mph. Chance of precipitation is 40%.

7-day forecast for Hailey

WhenTempForecastWindPrecip
Overnight 42°F Chance Showers And Thunderstorms 3 mph N 38%
Saturday 64°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 2 to 6 mph SSW 46%
Saturday Night 42°F Partly Cloudy 1 to 6 mph N 11%
Sunday 70°F Mostly Sunny 3 to 7 mph E 1%
Sunday Night 44°F Mostly Clear 2 to 6 mph E 1%
Monday 74°F Sunny 3 to 8 mph SE 2%
Monday Night 47°F Partly Cloudy 5 mph N 0%
Tuesday 75°F Mostly Sunny 3 to 8 mph S 4%
Tuesday Night 47°F Mostly Clear 2 to 6 mph NNW 2%
Wednesday 76°F Sunny 5 to 9 mph SSW 1%
Wednesday Night 47°F Mostly Clear 6 mph N 3%
Thursday 77°F Sunny 8 mph E 2%
Thursday Night 48°F Partly Cloudy 6 mph NE 2%
Friday 78°F Mostly Sunny 8 mph E 3%

Forecast source: National Weather Service (api.weather.gov) for Hailey (43.513, -114.299). Updated through the day.

Growing snapshot for Hailey

Last spring frost
May 13
First fall frost
Oct 2
Growing season
139 days
Hardiness zone
6a

More local growing data for Hailey: nearby ZIP 83333 weather · frost dates · planting calendar · Idaho frost dates

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Climate data from the nearest NOAA station, Bellevue, Id (7.3 mi from Hailey). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.