Weather in Mount Lemmon, AZ
Updated 2026-09-26 08:00 local time · ZIP codes 85619
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
77°1% rain79°1% rain82°1% rain85°0% rain87°0% rain88°0% rain89°0% rain
89°9% rain88°9% rain
87°2% rain83°9% rain
81°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 9%).
It feels like 75°F with winds near 3 mph.
77°F, 1% rain chance and 3 mph wind.
Visibility is around 6 mi; gusts may reach 19 mph.
Current temperature is 77°F, wind 3 mph, rain chance up to 9%.
UV index is 1.
Local weather characteristics in Mount Lemmon
Arizona weather is strongly shaped by elevation: desert valleys are very hot and dry, while higher terrain is cooler and can receive winter snow. Summer monsoon storms can develop quickly.
Mount Lemmon is part of the West weather region. The forecast point is near 32.43°N latitude and 110.80°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.
Mount Lemmon weather today
Sunny and 77°F in Mount Lemmon, AZ. Today's high is 89°F with a 3% rain chance. Winds are around 3 mph with gusts near 4 mph. Relative humidity is 39%, pressure is 29.94 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Mount Lemmon
Sunrise is at 06:14 AM and sunset is at 06:15 PM. Tomorrow's forecast calls for Overcast with a high near 88°F and a low near 72°F. The maximum rain chance is 7%.