Weather in Mackay, ID
Updated 2026-09-26 09:45 local time · ZIP codes 83251
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
43°14% rain48°10% rain50°9% rain53°9% rain
54°10% rain53°9% rain54°9% rain54°9% rain53°9% rain49°9% rain
46°9% rain46°9% 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 12%).
It feels like 41°F with winds near 4 mph.
54°F, 9% rain chance and 8 mph wind.
Visibility is around 6 mi; gusts may reach 17 mph.
Current temperature is 43°F, wind 4 mph, rain chance up to 12%.
UV index is 1.
Local weather characteristics in Mackay
Idaho combines dry interior valleys with colder mountain climates. Elevation strongly affects temperature, snowfall and the timing of spring and fall conditions.
Mackay is part of the West weather region. The forecast point is near 43.91°N latitude and 113.63°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.
Mackay weather today
Overcast and 43°F in Mackay, ID. Today's high is 54°F with a 7% rain chance. Winds are around 4 mph with gusts near 5 mph. Relative humidity is 58%, pressure is 30.01 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Mackay
Sunrise is at 07:26 AM and sunset is at 07:25 PM. Tomorrow's forecast calls for Overcast with a high near 58°F and a low near 42°F. The maximum rain chance is 10%.