Tomorrow | Weather | Santa Clara, California

Active Weather Warnings
Thursday, June 11, 2026
Sunny Weather
Day 97°
Night 64°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (June 11, 2025)
Cloudy Weather

Day

73°

Night

50°

Wind

9 mph

UV Index

10

Precipitation

25 %

Weather Alerts and Warnings for

Moderate Expected Likely

Heat Advisory

Heat Advisory issued June 10 at 11:37AM PDT until June 12 at 7:00PM PDT by NWS San Francisco CA
Jun 11, 12:00 PM Jun 12, 7:00 PM
WHAT: Temperatures between 90 and 95 for most areas, with some
readings above 100 degrees. Hottest conditions across the East Bay
Hills and Valleys.

WHERE: The Santa Clara Valley and Eastern Hills, and The East Bay
Hills and Valleys.

WHEN: From noon Thursday to 7 PM PDT Friday.

IMPACTS: This level of heat affects primarily those individuals
extremely sensitive to heat, especially when outdoors without
effective cooling and/or adequate hydration. This level of heat
affects most individuals sensitive to heat, especially those
without effective cooling and/or adequate hydration. Impacts
possible in some health systems and in heat-sensitive industries.
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Hydration is a critical piece to surviving the heat. Drink water, and if possible, take water to those who are vulnerable. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to the early morning or evening. Take action when you experience symptoms of heat exhaustion and/or heat stroke. Beat the heat and check the backseat! Do not leave young children or pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Updated: Jun 10, 12:02 PM Source: NWS Alert