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Weather in Cupertino, United States 🇺🇸

Current Weather in Cupertino

Beach Hazards Statement issued June 10 at 1:49PM PDT until June 11 at 9:00PM PDT by NWS San Francisco CA
Clear
20°C
Feels like 20°C. Clear.
🌬️ 4 km/h NW
💧 64% Humidity
🧭 1010 hPa
👁️ 14.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 8°C
🌅 Sunrise: 05:47 AM
🌇 Sunset: 08:28 PM
Map Overlays:

In Cupertino right now it is 20°C and clear, feeling like 20°C. Humidity is 64% with winds around 4 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Cupertino range from about 13°C to 36°C. ⚠️ Beach Hazards Statement issued June 10 at 1:49PM PDT until June 11 at 9:00PM PDT by NWS San Francisco CA

Hourly Forecast for Cupertino

01:00
Clear
19°
1%
02:00
Clear
19°
1%
03:00
Clear
18°
1%
04:00
Clear
18°
1%
05:00
Clear
18°
1%
06:00
Sunny
19°
1%
07:00
Sunny
22°
1%
08:00
Sunny
25°
1%
09:00
Sunny
28°
0%
10:00
Sunny
30°
0%
11:00
Sunny
32°
0%
12:00
Sunny
33°
0%
13:00
Sunny
34°
0%
14:00
Sunny
35°
0%
15:00
Sunny
35°
0%
16:00
Sunny
34°
0%
17:00
Sunny
33°
0%
18:00
Sunny
31°
0%
19:00
Sunny
27°
1%
20:00
Sunny
24°
1%
21:00
Clear
21°
2%
22:00
Clear
20°
3%
23:00
Clear
18°
3%

14-Day Forecast for Cupertino

Wed, Jun 10
Sunny Sunny
36° / 13°
Thu, Jun 11
Sunny Sunny
36° / 17°
Fri, Jun 12
Sunny Sunny
35° / 15°
Sat, Jun 13
Sunny Sunny
34° / 14°
Sun, Jun 14
Sunny Sunny
32° / 12°
Mon, Jun 15
Sunny Sunny
34° / 14°
Tue, Jun 16
Sunny Sunny
35° / 14°
Wed, Jun 17
Sunny Sunny
36° / 16°
Thu, Jun 18
Sunny Sunny
32° / 13°
Fri, Jun 19
Sunny Sunny
28° / 12°
Sat, Jun 20
Sunny Sunny
27° / 10°
Sun, Jun 21
Sunny Sunny
28° / 10°
Mon, Jun 22
Sunny Sunny
24° /
Tue, Jun 23
Sunny Sunny
26° /

Additional Forecasts for Cupertino

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 165.0 μg/m³
O₃ (Ozone) 53.0 μg/m³
NO₂ (Nitrogen Dioxide) 16.3 μg/m³
SO₂ (Sulphur Dioxide) 1.5 μg/m³
PM2.5 (Fine particles) 12.0 μg/m³
PM10 (Coarse particles) 16.1 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in Cupertino Today

The most comfortable window in Cupertino today looks like 06:00 to 08:00, when it is around 22°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Cupertino

What is the temperature in Cupertino right now?

The current temperature in Cupertino is 20°C (68°F), clear (feels like 20°C).

What's the weather like in Cupertino right now?

Conditions in Cupertino right now: Clear, humidity 64%, wind 4 km/h NW.

What is today's forecast for Cupertino?

Today in Cupertino: high 36°C, low 13°C, sunny. Chance of rain: 1%.

What is the 7-day weather forecast for Cupertino?

Daily highs and lows for Cupertino:

  • 2026-06-10: 36°C / 13°C
  • 2026-06-11: 36°C / 17°C
  • 2026-06-12: 35°C / 15°C
  • 2026-06-13: 34°C / 14°C
  • 2026-06-14: 32°C / 12°C
  • 2026-06-15: 34°C / 14°C
  • 2026-06-16: 35°C / 14°C
Is it going to rain in Cupertino today?

There is a 1% chance of rain in Cupertino today.

What is the wind speed in Cupertino right now?

Wind in Cupertino is currently 4 km/h (2 mph) from the NW.

What is the UV index in Cupertino right now?

The UV index in Cupertino is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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