Gannett, ID Weather & Growing Conditions
This Afternoon
49°F
Mostly Cloudy
Mostly cloudy. High near 49, with temperatures falling to around 46 in the afternoon. East wind 6 to 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 49°F | Mostly Cloudy | 6 to 10 mph E | 0% |
| Tonight | 30°F | Areas Of Fog then Cloudy | 2 to 6 mph N | 2% |
| Wednesday | 53°F | Mostly Sunny | 1 to 7 mph WSW | 1% |
| Wednesday Night | 27°F | Areas Of Fog | 2 mph N | 0% |
| Thursday | 49°F | Areas Of Fog then Partly Sunny | 0 to 7 mph SW | 1% |
| Thursday Night | 24°F | Areas Of Fog | 1 to 6 mph NW | 0% |
| Friday | 48°F | Mostly Sunny | 1 to 5 mph SSW | 0% |
| Friday Night | 27°F | Partly Cloudy | 2 mph NNW | 0% |
| Saturday | 52°F | Sunny | 1 to 5 mph ENE | 0% |
| Saturday Night | 30°F | Partly Cloudy | 5 mph NE | 0% |
| Sunday | 56°F | Mostly Sunny | 5 mph SE | 0% |
| Sunday Night | 31°F | Partly Cloudy | 2 mph N | 0% |
| Monday | 57°F | Partly Sunny | 5 mph E | 0% |
| Monday Night | 32°F | Partly Cloudy | 2 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gannett, ID
Last spring frost
Jun 16
First fall frost
Sep 9
Growing season
85 days
Hardiness zone
5b
Explore more for Gannett, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Picabo, Id (7.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.