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Weather in Arroyo Grande, United States 🇺🇸

Weather Forecast in Arroyo Grande

Current Weather in Arroyo Grande

Beach Hazards Statement issued July 20 at 8:13PM PDT until July 21 at 5:00PM PDT by NWS Los Angeles/Oxnard CA
Clear
17°C
Feels like 17°C. Clear.
🌬️ 4 km/h ENE
💧 75% Humidity
🧭 1013 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 14°C
🌅 Sunrise: 06:03 AM
🌇 Sunset: 08:14 PM
Map Overlays:

Arroyo Grande currently sits at 17°C, clear, feeling like 17°C. Expect 75% humidity and winds of about 4 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Arroyo Grande range from about 14°C to 26°C. ⚠️ Beach Hazards Statement issued July 20 at 8:13PM PDT until July 21 at 5:00PM PDT by NWS Los Angeles/Oxnard CA

Hourly Forecast for Arroyo Grande

03:00
Clear
16°
15%
04:00
Mist
16°
17%
05:00
Fog
15°
34%
06:00
Fog
15°
35%
07:00
Fog
15°
35%
08:00
Partly Cloudy
17°
17%
09:00
Sunny
20°
8%
10:00
Sunny
21°
5%
11:00
Sunny
22°
6%
12:00
Sunny
21°
8%
13:00
Sunny
21°
9%
14:00
Sunny
21°
8%
15:00
Sunny
22°
7%
16:00
Sunny
25°
3%
17:00
Partly Cloudy
24°
3%
18:00
Partly Cloudy
23°
4%
19:00
Sunny
22°
4%
20:00
Sunny
18°
5%
21:00
Clear
17°
5%
22:00
Clear
16°
5%
23:00
Clear
16°
5%
00:00
Clear
16°
5%
01:00
Clear
16°
5%
02:00
Clear
16°
6%

14-Day Forecast for Arroyo Grande

Tue, Jul 21
Sunny Sunny
25° / 15°
Wed, Jul 22
Sunny Sunny
26° / 15°
Thu, Jul 23
Sunny Sunny
25° / 14°
Fri, Jul 24
Sunny Sunny
26° / 14°
Sat, Jul 25
Sunny Sunny
27° / 16°
Sun, Jul 26
Sunny Sunny
27° / 16°
Mon, Jul 27
Sunny Sunny
30° / 17°
Tue, Jul 28
Sunny Sunny
28° / 17°
Wed, Jul 29
Sunny Sunny
28° / 17°
Thu, Jul 30
Sunny Sunny
26° / 15°
Fri, Jul 31
Sunny Sunny
24° / 12°
Sat, Aug 01
Sunny Sunny
24° / 12°
Sun, Aug 02
Sunny Sunny
25° / 12°
Mon, Aug 03
Sunny Sunny
25° / 14°

Additional Forecasts for Arroyo Grande

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 114.0 μg/m³
O₃ (Ozone) 50.0 μg/m³
NO₂ (Nitrogen Dioxide) 9.6 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 7.8 μg/m³
PM10 (Coarse particles) 11.0 μg/m³

Historical Weather

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Best Time to Be Outside in Arroyo Grande Today

The most comfortable window in Arroyo Grande today looks like 17:00 to 19:00, when it is around 23°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Arroyo Grande

What is the temperature in Arroyo Grande right now?

Arroyo Grande is sitting at 17°C (62°F) right now, clear (feels like 17°C).

What's the weather like in Arroyo Grande right now?

Conditions in Arroyo Grande right now: Clear, humidity 75%, wind 4 km/h ENE.

What is today's forecast for Arroyo Grande?

Today in Arroyo Grande: high 25°C, low 15°C, sunny. Chance of rain: 9%.

What is the 7-day weather forecast for Arroyo Grande?

Daily highs and lows for Arroyo Grande:

  • 2026-07-21: 25°C / 15°C
  • 2026-07-22: 26°C / 15°C
  • 2026-07-23: 25°C / 14°C
  • 2026-07-24: 26°C / 14°C
  • 2026-07-25: 27°C / 16°C
  • 2026-07-26: 27°C / 16°C
  • 2026-07-27: 30°C / 17°C
Is it going to rain in Arroyo Grande today?

There is a 9% chance of rain in Arroyo Grande today.

What is the wind speed in Arroyo Grande right now?

Wind in Arroyo Grande is currently 4 km/h (2 mph) from the ENE.

What is the UV index in Arroyo Grande right now?

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

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