Weather in Princeton, ID
Updated 2026-09-26 09:00 local time · ZIP codes 83857
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
40°15% rain42°12% rain44°10% rain
46°4% rain
48°1% rain50°1% rain50°0% rain50°0% rain48°1% rain57°2% rain
51°10% rain50°10% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 15%).
It feels like 35°F with winds near 7 mph.
57°F, 2% rain chance and 3 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 40°F, wind 7 mph, rain chance up to 15%.
UV index is 1.
Local weather characteristics in Princeton
Idaho combines dry interior valleys with colder mountain climates. Elevation strongly affects temperature, snowfall and the timing of spring and fall conditions.
Princeton is part of the West weather region. The forecast point is near 46.91°N latitude and 116.83°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Princeton weather today
Overcast and 40°F in Princeton, ID. Today's high is 57°F with a 7% rain chance. Winds are around 7 mph with gusts near 16 mph. Relative humidity is 59%, pressure is 30.13 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Princeton
Sunrise is at 06:39 AM and sunset is at 06:37 PM. Tomorrow's forecast calls for Overcast with a high near 62°F and a low near 41°F. The maximum rain chance is 8%.