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Weather in Santa Clara, United States 🇺🇸

Current Weather in Santa Clara

Small Craft Advisory issued August 20 at 8:20AM PDT until August 20 at 9:00PM PDT by NWS San Francisco CA
Overcast
19°C
Feels like 18°C. Overcast.
🌬️ 12 km/h NNW
💧 70% Humidity
🧭 1014 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.2
🌡️ Dew Point: 13°C
🌅 Sunrise: 06:28 AM
🌇 Sunset: 07:54 PM
Map Overlays:

As of now, Santa Clara is 19°C and overcast, feeling like 18°C. The air is at 70% humidity and winds are about 12 km/h, and the UV index is 0 (low). The next few days in Santa Clara look set for about 13°C up to 32°C. ⚠️ Small Craft Advisory issued August 20 at 8:20AM PDT until August 20 at 9:00PM PDT by NWS San Francisco CA

Hourly Forecast for Santa Clara

21:00
Overcast
16°
27%
22:00
Overcast
15°
30%
23:00
Overcast
15°
31%
00:00
Overcast
15°
32%
01:00
Overcast
15°
32%
02:00
Overcast
15°
31%
03:00
Overcast
15°
31%
04:00
Overcast
15°
32%
05:00
Mist
15°
33%
06:00
Mist
14°
34%
07:00
Overcast
15°
32%
08:00
Overcast
15°
30%
09:00
Overcast
16°
28%
10:00
Overcast
21°
12%
11:00
Sunny
25°
1%
12:00
Partly Cloudy
28°
4%
13:00
Overcast
29°
8%
14:00
Cloudy
30°
6%
15:00
Cloudy
29°
6%
16:00
Partly Cloudy
28°
4%
17:00
Sunny
27°
1%
18:00
Sunny
25°
1%
19:00
Sunny
23°
1%
20:00
Clear
19°
3%

14-Day Forecast for Santa Clara

Thu, Aug 20
Overcast Overcast
24° / 14°
Fri, Aug 21
Overcast Overcast
30° / 14°
Sat, Aug 22
Sunny Sunny
32° / 13°
Sun, Aug 23
Overcast Overcast
34° / 15°
Mon, Aug 24
Overcast Overcast
32° / 16°
Tue, Aug 25
Sunny Sunny
31° / 14°
Wed, Aug 26
Sunny Sunny
32° / 14°
Thu, Aug 27
Sunny Sunny
33° / 16°
Fri, Aug 28
Sunny Sunny
33° / 14°
Sat, Aug 29
Overcast Overcast
32° / 15°
Sun, Aug 30
Overcast Overcast
32° / 14°
Mon, Aug 31
Sunny Sunny
30° / 12°
Tue, Sep 01
Sunny Sunny
28° / 12°
Wed, Sep 02
Sunny Sunny
30° / 11°

Additional Forecasts for Santa Clara

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 104.0 μg/m³
O₃ (Ozone) 62.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.5 μg/m³
SO₂ (Sulphur Dioxide) 1.4 μg/m³
PM2.5 (Fine particles) 9.1 μg/m³
PM10 (Coarse particles) 12.0 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in Santa Clara Tomorrow

There is no good daylight window left in Santa Clara today. Tomorrow, the most comfortable window looks like 10:00 to 13:00, when it is around 25°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Santa Clara

What is the temperature in Santa Clara right now?

It is currently 19°C (66°F) in Santa Clara, overcast (feels like 18°C).

What's the weather like in Santa Clara right now?

Current weather in Santa Clara: Overcast, humidity 70%, wind 12 km/h NNW.

What is today's forecast for Santa Clara?

Today in Santa Clara: high 24°C, low 14°C, overcast. Chance of rain: 24%.

What is the 7-day weather forecast for Santa Clara?

Daily highs and lows for Santa Clara:

  • 2026-08-20: 24°C / 14°C
  • 2026-08-21: 30°C / 14°C
  • 2026-08-22: 32°C / 13°C
  • 2026-08-23: 34°C / 15°C
  • 2026-08-24: 32°C / 16°C
  • 2026-08-25: 31°C / 14°C
  • 2026-08-26: 32°C / 14°C
Is it going to rain in Santa Clara today?

There is a 24% chance of rain in Santa Clara today.

What is the wind speed in Santa Clara right now?

Wind in Santa Clara is currently 12 km/h (7 mph) from the NNW.

What is the UV index in Santa Clara right now?

The UV index in Santa Clara is currently 0.2 (low). Sun protection is recommended when the index is 3 or higher.

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