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Weather in Llanelli, United Kingdom 🇬🇧

Weather Forecast in Llanelli

Current Weather in Llanelli

Overcast
19°C
Feels like 19°C. Overcast.
🌬️ 26 km/h W
💧 78% Humidity
🧭 1009 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.4
🌡️ Dew Point: 13°C
🌅 Sunrise: 05:29 AM
🌇 Sunset: 09:16 PM
Map Overlays:

Right now Llanelli is 19°C with overcast, feeling like 19°C. Humidity is 78% with winds around 26 km/h, and the UV index is 1 (low). Looking ahead, Llanelli should sit between roughly 12°C and 20°C over the coming days.

Hourly Forecast for Llanelli

19:00
Cloudy
19°
16%
20:00
Cloudy
18°
20%
21:00
Overcast
17°
26%
22:00
Cloudy
16°
26%
23:00
Partly Cloudy
17°
23%
00:00
Overcast
16°
30%
01:00
Overcast
16°
32%
02:00
Light drizzle
16°
51%
03:00
Patchy rain nearby
17°
44%
04:00
Patchy rain nearby
17°
37%
05:00
Patchy rain nearby
17°
33%
06:00
Patchy rain nearby
17°
26%
07:00
Patchy rain nearby
17°
22%
08:00
Sunny
17°
9%
09:00
Sunny
17°
7%
10:00
Partly Cloudy
18°
7%
11:00
Sunny
19°
4%
12:00
Partly Cloudy
19°
6%
13:00
Partly Cloudy
19°
5%
14:00
Partly Cloudy
20°
5%
15:00
Sunny
20°
3%
16:00
Sunny
20°
4%
17:00
Partly Cloudy
20°
5%
18:00
Partly Cloudy
20°
7%

14-Day Forecast for Llanelli

Sat, Jul 25
Partly Cloudy Partly Cloudy
20° / 13°
Sun, Jul 26
Partly Cloudy Partly Cloudy
20° / 14°
Mon, Jul 27
Sunny Sunny
19° / 12°
Tue, Jul 28
Sunny Sunny
23° / 17°
Wed, Jul 29
Sunny Sunny
26° / 16°
Thu, Jul 30
Sunny Sunny
22° / 15°
Fri, Jul 31
Sunny Sunny
24° / 13°
Sat, Aug 01
Sunny Sunny
22° / 15°
Sun, Aug 02
Patchy rain nearby Patchy rain nearby
18° / 15°
Mon, Aug 03
Patchy rain nearby Patchy rain nearby
18° / 14°
Tue, Aug 04
Patchy rain nearby Patchy rain nearby
18° / 13°
Wed, Aug 05
Patchy rain nearby Patchy rain nearby
18° / 13°
Thu, Aug 06
Sunny Sunny
18° / 13°
Fri, Aug 07
Sunny Sunny
20° / 12°

Additional Forecasts for Llanelli

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 101.0 μg/m³
O₃ (Ozone) 60.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.2 μg/m³
SO₂ (Sulphur Dioxide) 0.5 μg/m³
PM2.5 (Fine particles) 5.2 μg/m³
PM10 (Coarse particles) 11.7 μg/m³

Historical Weather

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Best Time to Be Outside in Llanelli Tomorrow

There is no good daylight window left in Llanelli today. Tomorrow, the most comfortable window looks like 11:00 to 12:00, when it is around 19°C. It should stay dry through that window. The next likely rain is around 02:00.

Frequently Asked Questions about Weather in Llanelli

What is the temperature in Llanelli right now?

Llanelli is sitting at 19°C (67°F) right now, overcast (feels like 19°C).

What's the weather like in Llanelli right now?

Right now Llanelli has Overcast, humidity 78%, wind 26 km/h W.

What is today's forecast for Llanelli?

Today in Llanelli: high 20°C, low 13°C, partly cloudy. Chance of rain: 10%.

What is the 7-day weather forecast for Llanelli?

Daily highs and lows for Llanelli:

  • 2026-07-25: 20°C / 13°C
  • 2026-07-26: 20°C / 14°C
  • 2026-07-27: 19°C / 12°C
  • 2026-07-28: 23°C / 17°C
  • 2026-07-29: 26°C / 16°C
  • 2026-07-30: 22°C / 15°C
  • 2026-07-31: 24°C / 13°C
Is it going to rain in Llanelli today?

There is a 10% chance of rain in Llanelli today.

What is the wind speed in Llanelli right now?

Wind in Llanelli is currently 26 km/h (16 mph) from the W.

What is the UV index in Llanelli right now?

The UV index in Llanelli is currently 1.4 (low). Sun protection is recommended when the index is 3 or higher.

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