Lava Hot Springs, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lava Hot Springs, a city in Bannock County, Idaho.
This Afternoon
65°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 65, with temperatures falling to around 61 in the afternoon. South southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
7-day forecast for Lava Hot Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Showers And Thunderstorms | 7 to 10 mph SSE | 88% |
| Tonight | 41°F | Showers And Thunderstorms Likely then Mostly Cloudy | 0 to 6 mph WSW | 70% |
| Saturday | 57°F | Slight Chance Showers And Thunderstorms | 0 to 6 mph SW | 59% |
| Saturday Night | 39°F | Partly Cloudy | 0 to 3 mph WSW | 13% |
| Sunday | 65°F | Mostly Sunny | 0 to 3 mph SW | 0% |
| Sunday Night | 41°F | Mostly Clear | 3 mph ENE | 0% |
| Monday | 70°F | Sunny | 3 mph SE | 0% |
| Monday Night | 45°F | Partly Cloudy | 2 mph ENE | 0% |
| Tuesday | 71°F | Mostly Sunny | 5 mph S | 4% |
| Tuesday Night | 45°F | Partly Cloudy | 3 mph ESE | 12% |
| Wednesday | 71°F | Sunny | 2 to 6 mph S | 5% |
| Wednesday Night | 45°F | Mostly Clear | 1 to 5 mph SSE | 4% |
| Thursday | 74°F | Sunny | 5 mph SE | 3% |
| Thursday Night | 47°F | Partly Cloudy | 5 mph SE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Lava Hot Springs (42.620, -112.010). Updated through the day.
Growing snapshot for Lava Hot Springs
Last spring frost
May 21
First fall frost
Sep 21
Growing season
118 days
Hardiness zone
6b
More local growing data for Lava Hot Springs: nearby ZIP 83246 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lava Hot Springs, Id (1.6 mi from Lava Hot Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.