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Weather in San Clemente, United States 🇺🇸

Current Weather in San Clemente

Coastal Flood Advisory issued September 5 at 2:10PM PDT until September 8 at 11:00PM PDT by NWS San Diego CA
Light drizzle
29°C
Feels like 30°C. Light drizzle.
🌬️ 17 km/h NNE
💧 53% Humidity
🧭 1014 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.8
🌡️ Dew Point: 18°C
🌅 Sunrise: 06:28 AM
🌇 Sunset: 07:09 PM
Map Overlays:

San Clemente currently sits at 29°C, light drizzle, feeling like 30°C. Humidity sits at 53% and winds are near 17 km/h, and the UV index is 2 (low). Over the next few days, temperatures in San Clemente range from about 20°C to 33°C. ⚠️ Coastal Flood Advisory issued September 5 at 2:10PM PDT until September 8 at 11:00PM PDT by NWS San Diego CA

Hourly Forecast for San Clemente

14:00
Light rain shower
24°
34%
15:00
Light rain shower
24°
46%
16:00
Light rain shower
23°
50%
17:00
Overcast
23°
20%
18:00
Overcast
23°
19%
19:00
Overcast
23°
18%
20:00
Partly Cloudy
23°
8%
21:00
Cloudy
23°
12%
22:00
Overcast
22°
22%
23:00
Cloudy
22°
18%
00:00
Clear
22°
10%
01:00
Clear
21°
8%
02:00
Clear
21°
8%
03:00
Clear
21°
8%
04:00
Clear
21°
8%
05:00
Clear
20°
8%
06:00
Clear
20°
8%
07:00
Sunny
21°
6%
08:00
Sunny
24°
4%
09:00
Sunny
26°
2%
10:00
Sunny
27°
2%
11:00
Sunny
28°
1%
12:00
Sunny
30°
1%
13:00
Sunny
30°
1%

14-Day Forecast for San Clemente

Sun, Sep 06
Overcast Overcast
30° / 22°
Mon, Sep 07
Sunny Sunny
30° / 20°
Tue, Sep 08
Sunny Sunny
33° / 22°
Wed, Sep 09
Sunny Sunny
34° / 24°
Thu, Sep 10
Sunny Sunny
33° / 23°
Fri, Sep 11
Sunny Sunny
30° / 21°
Sat, Sep 12
Sunny Sunny
27° / 19°
Sun, Sep 13
Sunny Sunny
25° / 18°
Mon, Sep 14
Sunny Sunny
28° / 18°
Tue, Sep 15
Sunny Sunny
26° / 18°
Wed, Sep 16
Sunny Sunny
24° / 16°
Thu, Sep 17
Sunny Sunny
24° / 14°
Fri, Sep 18
Sunny Sunny
24° / 14°
Sat, Sep 19
Sunny Sunny
26° / 14°

Additional Forecasts for San Clemente

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 159.0 μg/m³
O₃ (Ozone) 50.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.2 μg/m³
SO₂ (Sulphur Dioxide) 0.4 μg/m³
PM2.5 (Fine particles) 5.2 μg/m³
PM10 (Coarse particles) 6.9 μg/m³

Historical Weather

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Best Time to Be Outside in San Clemente Today

The most comfortable window in San Clemente today looks like 17:00 to 20:00, when it is around 23°C. It should stay dry through that window. The next likely rain is around 16:00.

Frequently Asked Questions about Weather in San Clemente

What is the temperature in San Clemente right now?

The current temperature in San Clemente is 29°C (84°F), light drizzle (feels like 30°C).

What's the weather like in San Clemente right now?

Current weather in San Clemente: Light drizzle, humidity 53%, wind 17 km/h NNE.

What is today's forecast for San Clemente?

Today in San Clemente: high 30°C, low 22°C, overcast. Chance of rain: 66%.

What is the 7-day weather forecast for San Clemente?

Daily highs and lows for San Clemente:

  • 2026-09-06: 30°C / 22°C
  • 2026-09-07: 30°C / 20°C
  • 2026-09-08: 33°C / 22°C
  • 2026-09-09: 34°C / 24°C
  • 2026-09-10: 33°C / 23°C
  • 2026-09-11: 30°C / 21°C
  • 2026-09-12: 27°C / 19°C
Is it going to rain in San Clemente today?

There is a 66% chance of rain in San Clemente today. Total expected precipitation: 2.55 mm.

What is the wind speed in San Clemente right now?

Wind in San Clemente is currently 17 km/h (11 mph) from the NNE.

What is the UV index in San Clemente right now?

The UV index in San Clemente is currently 1.8 (low). Sun protection is recommended when the index is 3 or higher.

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