Cambridge, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cambridge, a city in Washington County, Idaho.
This Afternoon
79°F
Sunny
Sunny, with a high near 79. West northwest wind around 2 mph.
7-day forecast for Cambridge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Sunny | 2 mph WNW | 2% |
| Tonight | 50°F | Mostly Clear | 2 mph N | 1% |
| Sunday | 82°F | Sunny | 2 mph SSW | 1% |
| Sunday Night | 51°F | Mostly Clear | 0 mph | 0% |
| Monday | 85°F | Sunny | 0 to 3 mph SE | 0% |
| Monday Night | 53°F | Partly Cloudy | 1 mph WNW | 0% |
| Tuesday | 86°F | Mostly Sunny | 2 mph ESE | 0% |
| Tuesday Night | 53°F | Mostly Clear | 2 mph N | 0% |
| Wednesday | 84°F | Sunny | 0 to 3 mph SW | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 3 mph WNW | 1% |
| Thursday | 83°F | Sunny | 2 mph W | 1% |
| Thursday Night | 52°F | Partly Cloudy | 2 mph WNW | 3% |
| Friday | 81°F | Mostly Sunny | 0 to 6 mph WNW | 3% |
| Friday Night | 49°F | Partly Cloudy | 6 mph NW | 8% |
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 Sep 19, 2026.