Hamer, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hamer, a city in Jefferson County, Idaho.
Tonight
29°F
Patchy Fog
Patchy fog. Cloudy. Low around 29, with temperatures rising to around 31 overnight. North northeast wind around 5 mph.
7-day forecast for Hamer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 29°F | Patchy Fog | 5 mph NNE | 0% |
| Wednesday | 51°F | Patchy Fog then Partly Sunny | 1 to 5 mph S | 1% |
| Wednesday Night | 27°F | Areas Of Fog | 2 to 6 mph SE | 0% |
| Thursday | 45°F | Areas Of Fog then Mostly Cloudy | 3 mph SSW | 2% |
| Thursday Night | 28°F | Areas Of Fog | 3 mph SSE | 3% |
| Friday | 43°F | Partly Sunny | 3 mph SSW | 0% |
| Friday Night | 26°F | Partly Cloudy | 3 mph NNE | 0% |
| Saturday | 47°F | Sunny | 2 mph ENE | 0% |
| Saturday Night | 27°F | Mostly Clear | 3 mph NE | 0% |
| Sunday | 52°F | Mostly Sunny | 3 mph E | 0% |
| Sunday Night | 30°F | Partly Cloudy | 3 mph ENE | 0% |
| Monday | 52°F | Mostly Sunny | 2 mph SSE | 0% |
| Monday Night | 31°F | Mostly Cloudy | 1 mph NNE | 0% |
| Tuesday | 52°F | Mostly Sunny | 2 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov) for Hamer (43.927, -112.206). Updated through the day.
Growing snapshot for Hamer
Last spring frost
Jun 3
First fall frost
Sep 11
Growing season
98 days
Hardiness zone
5a
More local growing data for Hamer: nearby ZIP 83425 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hamer 4 Nw, Id (3.1 mi from Hamer). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.