Heyburn, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Heyburn, a city in Minidoka County, Idaho.
Today
52°F
Mostly Sunny
Mostly sunny. High near 52, with temperatures falling to around 49 in the afternoon. West wind 5 to 10 mph.
7-day forecast for Heyburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 52°F | Mostly Sunny | 5 to 10 mph W | 2% |
| Tonight | 32°F | Partly Cloudy then Patchy Fog | 3 mph SSW | 2% |
| Thursday | 52°F | Patchy Fog then Partly Sunny | 2 to 7 mph N | 0% |
| Thursday Night | 32°F | Patchy Fog | 2 to 8 mph SW | 0% |
| Friday | 52°F | Sunny | 2 mph WSW | 0% |
| Friday Night | 32°F | Partly Cloudy | 2 mph SE | 0% |
| Saturday | 54°F | Sunny | 2 to 6 mph E | 0% |
| Saturday Night | 35°F | Partly Cloudy | 7 mph E | 0% |
| Sunday | 61°F | Mostly Sunny | 2 to 6 mph E | 0% |
| Sunday Night | 37°F | Partly Cloudy | 3 mph SSE | 0% |
| Monday | 60°F | Mostly Sunny | 3 mph ESE | 0% |
| Monday Night | 37°F | Mostly Cloudy | 3 mph SE | 1% |
| Tuesday | 59°F | Mostly Sunny | 2 mph SW | 3% |
| Tuesday Night | 38°F | Partly Cloudy | 5 mph S | 9% |
Forecast source: National Weather Service (api.weather.gov) for Heyburn (42.560, -113.762). Updated through the day.
Growing snapshot for Heyburn
Last spring frost
May 7
First fall frost
Oct 4
Growing season
150 days
Hardiness zone
6b
More local growing data for Heyburn: nearby ZIP 83336 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Burley Muni Ap, Id (3.4 mi from Heyburn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.