Jerome, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jerome, a city in Jerome County, Idaho.
This Afternoon
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 3pm, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny, with a high near 68. West wind around 12 mph. Chance of precipitation is 30%.
7-day forecast for Jerome
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Chance Showers And Thunderstorms | 12 mph W | 30% |
| Tonight | 48°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 6 to 9 mph SW | 25% |
| Saturday | 67°F | Chance Showers And Thunderstorms then Partly Sunny | 3 to 8 mph WSW | 39% |
| Saturday Night | 47°F | Partly Cloudy | 2 to 6 mph ESE | 5% |
| Sunday | 75°F | Mostly Sunny | 2 to 7 mph ENE | 0% |
| Sunday Night | 50°F | Mostly Clear | 1 to 8 mph ENE | 0% |
| Monday | 79°F | Sunny | 5 to 9 mph ENE | 0% |
| Monday Night | 52°F | Partly Cloudy | 2 to 7 mph ENE | 0% |
| Tuesday | 78°F | Mostly Sunny | 3 to 7 mph E | 1% |
| Tuesday Night | 51°F | Partly Cloudy | 2 to 6 mph SSE | 0% |
| Wednesday | 80°F | Sunny | 2 to 7 mph ENE | 0% |
| Wednesday Night | 52°F | Mostly Clear | 2 to 9 mph E | 2% |
| Thursday | 83°F | Sunny | 6 to 10 mph E | 1% |
| Thursday Night | 55°F | Partly Cloudy | 5 to 12 mph ESE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Jerome (42.718, -114.516). Updated through the day.
Growing snapshot for Jerome
Last spring frost
May 1
First fall frost
Oct 14
Growing season
165 days
Hardiness zone
6b
More local growing data for Jerome: nearby ZIP 83338 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jerome Co Ap, Id (1.2 mi from Jerome). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.