Reno and Tahoe Sizzle with Record-Breaking Heat in May 2026

Reno broke a daily heat record on Sunday, May 10, reaching 92 degrees, surpassing the previous record of 88 degrees set in 1934. This marked Reno’s first 90-degree day of 2026, arriving earlier than the average of June 7.

South Lake Tahoe also broke records, with a high of 79 degrees on Sunday, exceeding the 75-degree record set in 2025. On Monday, May 11, the city reached 80 degrees, the earliest in a calendar year, breaking the previous record of May 17, 2009.

Temperatures are expected to cool down by midweek, with potential isolated thunderstorms and gusty winds. Reno is forecast to see highs in the 70s and lower 80s, while Lake Tahoe will drop into the low 70s.

Why this matters:: The record-breaking heat can pose health risks, especially for those sensitive to heat. It also impacts local ecosystems and increases the risk of wildfires.

Lake Tahoe: Similar sunny conditions with gusty winds. Temperatures will drop from the 80s to the low 70s by midweek.\n\nThe National Weather Service advises residents to stay hydrated, limit sun exposure, and be cautious of cold, fast-moving rivers and streams.\n\nHow to Prepare:\n\n* Stay indoors during the hottest part of the day.\n* Drink plenty of water.\n* Wear lightweight, light-colored clothing.\n* Check on vulnerable friends, family, and neighbors.\n\nWho This Affects Most:\n\n* Elderly individuals\n* Children\n* People with chronic health conditions\n* Outdoor workers

Q: How long will the heatwave last?

Q: What precautions should I take during the heatwave?

Reno and Tahoe experienced record-breaking heat in early May 2026.

A cooldown is expected by midweek, but until then, residents should take precautions.

The unseasonal heat highlights the increasing impact of climate change on regional weather patterns.