Cardiff, United Kingdom Weather

  1. Cardiff, United Kingdom Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Cardiff over the next 12 hours
  7. Temperature and possibility of rain in Cardiff in the coming days
  8. Rainfall in Cardiff in the coming days
  9. Cardiff Weather Summary
  10. Weather averages by month
  11. Cardiff's weather
  12. Frequently asked questions
  13. Comments
Cardiff, Weather
(Photo by Viktor Forgacs on Unsplash)

Current conditions

Updated:
7°C
44.6°F
°C °F

Condition: Overcast

Pressure: 1,002 hPa

Feel like: 5 °C

Temperature: 7°C

Cloud: 92%

Humidity: 84%

Wind: SW - 6 km/h

Visibility: 22.91 km

Weather forecast

Sun
12 Apr
3°C / 10°C
Moderate Drizzle
Mon
13 Apr
2°C / 13°C
Mainly Clear
Tue
14 Apr
6°C / 14°C
Overcast
Wed
15 Apr
4°C / 14°C
Drizzle
Thu
16 Apr
6°C / 15°C
Drizzle
Hourly forecast today:
07:00 AM
5° / 7°
5° / 7°
Overcast
84% 13 km/h
08:00 AM
3° / 8°
3° / 8°
Clear Sky
70% 28 km/h
09:00 AM
1° / 9°
1° / 9°
Partly Cloudy
60% 40 km/h
10:00 AM
1° / 9°
1° / 9°
Drizzle
59% 43 km/h
11:00 AM
1° / 8°
1° / 8°
Drizzle
59% 49 km/h
12:00 PM
0° / 8°
0° / 8°
Drizzle
59% 53 km/h
13:00 PM
0° / 8°
0° / 8°
Drizzle
55% 56 km/h
14:00 PM
-1° / 8°
-1° / 8°
Drizzle
50% 59 km/h
15:00 PM
-1° / 9°
-1° / 9°
Drizzle
47% 59 km/h
16:00 PM
-1° / 9°
-1° / 9°
Partly Cloudy
48% 54 km/h
17:00 PM
0° / 9°
0° / 9°
Overcast
52% 48 km/h

30 Day Averages and Extremes

  • Average high 13.67°C
  • Average low 5.97°C
  • Hottest day 22°C (06 April 2026)
  • Coldest day 2°C (13 April 2026)
  • Average humidity 72.93%
  • Days with precipitation 26 days
  • Highest precipitation 60 mm (02 April 2026)

Yesterday's Data

  • Max: 10°C
  • Min: 7°C
  • Total Precipitation: 2 mm

Temperature and possibility of rain in Cardiff over the next 12 hours

Temperature and possibility of rain in Cardiff in the coming days

Rainfall in Cardiff in the coming days

Cardiff Climate Summary

Cardiff features a Marine west coast, warm summer (Köppen classification: Cfb), with an average annual temperature of 11.35ºC (52.43ºF), which is about 0.6% higher than the national average for United Kingdom. Annually, the city experiences approximately 26.81 millimeters (1.06 inches) of rainfall, spread across 72.27 rainy days, accounting for 19.8% of the year.

Longitude 51.481581
Latitude -3.17909
Yearly high temperature 13.14ºC (55.65ºF)
Yearly low temperature 8.04ºC (46.47ºF)
Hottest month July 19.3ºC (66.74ºF)
Coldest month December 5.13ºC (41.23ºF)
Yearly precip 26.81mm (1.06in)
Days with rainfall 72.27 days (19.8%)
Driest month April (81.21%)
Wettest month December (85.56%)

Weather averages by month

Month High / Low (°C) Rain
January 7.56° / 3.96° 5.73 days
February 7.84° / 3.98° 6.91 days
March 9.7° / 4.32° 4.45 days
April 12.32° / 5.91° 3.09 days
May 14.69° / 8.37° 5.73 days
June 17.22° / 11.04° 6.27 days
July 19.3° / 12.96° 5.09 days
August 18.72° / 13.11° 7.82 days
September 17.21° / 11.41° 4.18 days
October 14.07° / 9.57° 7.91 days
November 10.44° / 6.76° 7.18 days
December 8.57° / 5.13° 7.91 days

Cardiff's weather

Frequently asked questions

1. What is the hottest month in Cardiff?

July has the highest average monthly temperature (daily mean of 19.3ºC) and December are the coolest (daily mean of 5.13ºC).

2. What should I wear in Cardiff today?

For today's cool weather in Cardiff, with temperatures between 7ºC to 10ºC (44.6ºF to 50.0ºF), you should consider wearing:
- Cotton socks
- Thin gloves (optional for early mornings or late evenings)
- Casual shoes or sneakers
- Comfortable pants or jeans

Temperature

Early
7°C / 10°C
Morning
1°C / 9°C
Afternoon
-1°C / 9°C
Evening
3°C / 8°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 447
  • CO 149
  • NH3 1
  • NO2 5
  • O3 82
  • PM10 13
  • PM25 7
  • SO2 0
  • CH4 1,396

Sunrise / Sunset

05:23
19:03