Cambridge, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cambridge, a city in Washington County, Idaho.
Overnight
50°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 50. West northwest wind around 3 mph.
7-day forecast for Cambridge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Areas Of Smoke | 3 mph WNW | 0% |
| Tuesday | 91°F | Smoke | 6 mph WSW | 0% |
| Tuesday Night | 54°F | Areas Of Smoke | 0 to 6 mph WSW | 0% |
| Wednesday | 95°F | Smoke | 1 to 5 mph SSW | 0% |
| Wednesday Night | 56°F | Smoke | 1 to 5 mph SSW | 0% |
| Thursday | 102°F | Areas Of Smoke | 1 to 6 mph S | 0% |
| Thursday Night | 63°F | Areas Of Smoke | 1 to 5 mph SW | 0% |
| Friday | 102°F | Sunny | 0 to 7 mph WNW | 0% |
| Friday Night | 64°F | Mostly Clear | 5 to 8 mph NW | 0% |
| Saturday | 100°F | Sunny | 5 mph WNW | 0% |
| Saturday Night | 63°F | Mostly Clear | 5 to 8 mph NNW | 0% |
| Sunday | 96°F | Sunny | 2 to 6 mph WNW | 0% |
| Sunday Night | 60°F | Mostly Clear | 3 to 7 mph NW | 0% |
| Monday | 95°F | Sunny | 2 to 6 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Cambridge (44.572, -116.678). Updated through the day.
Growing snapshot for Cambridge
Last spring frost
Apr 2
First fall frost
Nov 5
Growing season
216 days
Hardiness zone
7a
More local growing data for Cambridge: nearby ZIP 83610 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brownlee Dam, Id (8.9 mi from Cambridge). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.