Live Weather & Forecast
Weather in Cardiff
Cymru / Wales, United Kingdom · Real-time conditions & 3-day outlook
9°C
Feels like 10°C
49°F / Feels 49°F
Cloudy
Cardiff, Cymru / Wales
🌙 Nighttime
Updated: 2026-04-13 21:00
Humidity
81%
Wind
3.6 km/h SW
Wind Gust
6.8 km/h
Pressure
1013 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
3.4°C
Wind Degree
232°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
166.9 μg/m³
NO₂
9.9 μg/m³
O₃
81 μg/m³
SO₂
1.9 μg/m³
PM 2.5
6.1 μg/m³
PM 10
9.5 μg/m³
Today's Hourly Forecast
24-hour breakdown for Cardiff, Cymru / Wales
12 AM
4°
Clear
1 AM
4°
Clear
2 AM
4°
Clear
3 AM
4°
Clear
4 AM
4°
Clear
5 AM
4°
Partly Cloudy
6 AM
4°
Clear
7 AM
4°
Sunny
8 AM
6°
Sunny
9 AM
7°
Sunny
10 AM
8°
Patchy rain nearby
11 AM
9°
Patchy rain nearby
12 PM
9°
Patchy rain nearby
1 PM
10°
Patchy rain nearby
2 PM
11°
Patchy rain nearby
3 PM
11°
Patchy rain nearby
4 PM
11°
Patchy rain nearby
5 PM
11°
Patchy rain nearby
6 PM
10°
Patchy rain nearby
7 PM
10°
Sunny
8 PM
7°
Sunny
9 PM
9°
Cloudy
10 PM
6°
Cloudy
11 PM
6°
Cloudy
3-Day Forecast
Daily overview for Cardiff, Cymru / Wales
Today
Patchy rain nearby
11°
/
4°
🌧️ 81% chance of rain
💧 Avg. humidity: 78%
💨 Max wind: 10.8 km/h
🌧️ Total precip: 0.33 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:21 AM
🌇 Sunset: 08:06 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
12°
/
5°
🌧️ 90% chance of rain
💧 Avg. humidity: 93%
💨 Max wind: 20.9 km/h
🌧️ Total precip: 2.04 mm
☀️ UV Index: 0.3
🌅 Sunrise: 06:19 AM
🌇 Sunset: 08:08 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Patchy rain nearby
14°
/
9°
🌧️ 84% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 32.8 km/h
🌧️ Total precip: 2.83 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:17 AM
🌇 Sunset: 08:09 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Cardiff
Plan your trip to Cardiff, 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 Cardiff?
Current conditions in Cardiff: Cloudy, temperature 9°C, humidity 81%.
What is the best time to visit Cardiff?
The best time to visit Cardiff is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Cardiff?
Cardiff is located at approximately 51.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Cardiff?
The wettest period in Cardiff is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Cardiff?
For visits to Cardiff during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Cardiff in?
Cardiff is located in United Kingdom, in the state of Cymru / Wales.
What are the public holidays in Cardiff in 2026?
View the 2026 public holidays for Cardiff on our Holidays page.
What are the GPS coordinates used for the weather forecast in Cardiff?
The weather forecast for Cardiff uses coordinates 51.4817, -3.1792.