Best Time to Visit Cardiff
Best time: Jul, Jun, Aug, May.
Jul is warmest (21.5°C high); Nov is rainiest (116 mm).
See the best things to do in Cardiff →
See the best things to do in Cardiff →
Cardiff weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 7.9 | 2.7 | 111 | 1.2 |
| Feb | 7.9 | 2.3 | 84 | 2.2 |
| Mar | 10.2 | 3.6 | 85 | 4 |
| Apr | 12.7 | 4.7 | 59 | 6.2 |
| May | 16.5 | 7.6 | 62 | 8 |
| Jun | 19.3 | 10.6 | 66 | 8.6 |
| Jul | 21.5 | 12.8 | 61 | 8 |
| Aug | 21.1 | 12.7 | 88 | 6.8 |
| Sep | 18.2 | 10.7 | 97 | 4.9 |
| Oct | 14.5 | 8 | 105 | 2.8 |
| Nov | 10.9 | 5.1 | 116 | 1.5 |
| Dec | 8.7 | 3.6 | 111 | 0.9 |
Average high temperature
Best months by activity
Overall: JulJunAugMay
Beaches: Jul
Hiking: JulMayJunApr
Sightseeing: JulJunMayAug
Cardiff quick facts
What to pack
Cold months (Jan, Feb, Mar, Dec): warm layers and a coat.
Wet months (Jan, Sep, Oct, Nov, Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Cardiff?
Jul, Jun, Aug, May.
What is the rainiest month?
Nov, about 116 mm.
What is the warmest month?
Jul, with average highs of 21.5°C.
Where to stay
See Cardiff hotels · Book Cardiff tours & activities
All destinations · Best time to visit London · Best time to visit Cambridge · Best time to visit London · Best time to visit York
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.