Gannett, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Gannett, a community in Blaine County, Idaho.
This Afternoon
67°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 67, with temperatures falling to around 65 in the afternoon. West southwest wind around 6 mph. Chance of precipitation is 50%.
7-day forecast for Gannett
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Chance Showers And Thunderstorms | 6 mph WSW | 45% |
| Tonight | 38°F | Chance Showers And Thunderstorms | 0 to 7 mph SE | 29% |
| Saturday | 64°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 3 mph SSE | 31% |
| Saturday Night | 38°F | Partly Cloudy | 2 mph N | 10% |
| Sunday | 70°F | Mostly Sunny | 5 mph E | 0% |
| Sunday Night | 41°F | Mostly Clear | 3 mph ENE | 0% |
| Monday | 74°F | Sunny | 6 mph ENE | 1% |
| Monday Night | 44°F | Partly Cloudy | 5 mph NE | 0% |
| Tuesday | 75°F | Mostly Sunny | 6 mph E | 3% |
| Tuesday Night | 43°F | Mostly Clear | 5 mph NW | 2% |
| Wednesday | 77°F | Sunny | 3 to 7 mph ENE | 1% |
| Wednesday Night | 43°F | Mostly Clear | 5 mph N | 3% |
| Thursday | 78°F | Sunny | 5 to 8 mph ENE | 2% |
| Thursday Night | 45°F | Partly Cloudy | 6 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Gannett (43.352, -114.168). Updated through the day.
Growing snapshot for Gannett
Last spring frost
Jun 16
First fall frost
Sep 9
Growing season
85 days
Hardiness zone
5b
More local growing data for Gannett: nearby ZIP 83313 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Picabo, Id (7.2 mi from Gannett). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.