Spencer, ID Weather & Growing Conditions
Today
57°F
Light Rain Likely then Chance Showers And Thunderstorms
Rain likely before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 57. South southeast wind around 6 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 57°F | Light Rain Likely then Chance Showers And Thunderstorms | 6 mph SSE | 59% |
| Tonight | 39°F | Slight Chance Light Rain then Mostly Cloudy | 6 mph NNW | 23% |
| Sunday | 62°F | Mostly Sunny | 5 mph W | 5% |
| Sunday Night | 40°F | Mostly Clear | 3 mph WSW | 0% |
| Monday | 67°F | Sunny | 3 to 7 mph ESE | 0% |
| Monday Night | 43°F | Mostly Clear | 5 mph ENE | 0% |
| Tuesday | 70°F | Mostly Sunny | 3 to 7 mph E | 0% |
| Tuesday Night | 44°F | Partly Cloudy | 5 mph NNE | 7% |
| Wednesday | 69°F | Mostly Sunny | 3 to 8 mph ESE | 6% |
| Wednesday Night | 44°F | Mostly Clear | 6 mph E | 5% |
| Thursday | 71°F | Sunny | 5 to 8 mph SE | 3% |
| Thursday Night | 46°F | Mostly Clear | 6 mph E | 0% |
| Friday | 72°F | Mostly Sunny | 5 to 9 mph ESE | 3% |
| Friday Night | 45°F | Partly Cloudy | 7 mph ESE | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Spencer, ID
Last spring frost
May 18
First fall frost
Sep 30
Growing season
132 days
Hardiness zone
5b
Explore more for Spencer, ID: full frost dates · planting calendar · Idaho frost dates
Climate data from the nearest NOAA station, Dubois Exp Stn, Id (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.