Live Weather & Forecast
Weather in Llantrisant
Cymru / Wales, United Kingdom · Real-time conditions & 3-day outlook
10°C
Feels like 7°C
50°F / Feels 44°F
Partly cloudy
Llantrisant, Cymru / Wales
🌙 Nighttime
Updated: 2026-04-16 00:45
Humidity
87%
Wind
29.2 km/h SW
Wind Gust
42.4 km/h
Pressure
1015 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0.05 mm
Cloud Cover
75%
Dew Point
7.3°C
Wind Degree
218°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
157.9 μg/m³
NO₂
3.1 μg/m³
O₃
83 μg/m³
SO₂
1.5 μg/m³
PM 2.5
5.8 μg/m³
PM 10
15.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Llantrisant, Cymru / Wales
12 AM
8°
Patchy rain nearby
1 AM
10°
Partly cloudy
2 AM
9°
Patchy rain nearby
3 AM
10°
Patchy rain nearby
4 AM
9°
Patchy rain nearby
5 AM
9°
Patchy rain nearby
6 AM
9°
Patchy rain nearby
7 AM
8°
Patchy rain nearby
8 AM
9°
Patchy rain nearby
9 AM
10°
Patchy rain nearby
10 AM
11°
Patchy rain nearby
11 AM
11°
Light rain shower
12 PM
12°
Patchy rain nearby
1 PM
12°
Patchy rain nearby
2 PM
12°
Patchy rain nearby
3 PM
12°
Patchy rain nearby
4 PM
12°
Patchy rain nearby
5 PM
12°
Light rain shower
6 PM
10°
Light rain shower
7 PM
10°
Light rain shower
8 PM
9°
Patchy rain nearby
9 PM
9°
Patchy rain nearby
10 PM
8°
Partly Cloudy
11 PM
8°
Partly Cloudy
3-Day Forecast
Daily overview for Llantrisant, Cymru / Wales
Today
Patchy rain nearby
12°
/
8°
🌧️ 89% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 30.2 km/h
🌧️ Total precip: 2.01 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:15 AM
🌇 Sunset: 08:12 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Patchy rain nearby
12°
/
7°
🌧️ 86% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 27 km/h
🌧️ Total precip: 2.53 mm
☀️ UV Index: 0.4
🌅 Sunrise: 06:13 AM
🌇 Sunset: 08:13 PM
🌙 New Moon
🌑 Moon: 0% lit
Sat, Apr 18
Patchy rain nearby
13°
/
4°
🌧️ 88% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 19.8 km/h
🌧️ Total precip: 0.39 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:11 AM
🌇 Sunset: 08:15 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Best Time to Visit Llantrisant
Plan your trip to Llantrisant, United Kingdom around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Llantrisant?
Current conditions in Llantrisant: Partly cloudy, temperature 10°C, humidity 87%.
What is the best time to visit Llantrisant?
The best time to visit Llantrisant is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Llantrisant?
Llantrisant is located at approximately 51.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Llantrisant?
The wettest period in Llantrisant is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Llantrisant?
For visits to Llantrisant during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Llantrisant in?
Llantrisant is located in United Kingdom, in the state of Cymru / Wales.
What are the public holidays in Llantrisant in 2026?
View the 2026 public holidays for Llantrisant on our Holidays page.
What are the GPS coordinates used for the weather forecast in Llantrisant?
The weather forecast for Llantrisant uses coordinates 51.5413, -3.3748.