Best Time to Visit Cardiff, Cardiff, United Kingdom
Month-by-month climate guide for planning a trip to Cardiff.
Cardiff does not have a month that clearly fits our sunny profiles. Its practical travel window centres on its warmest (July, 17.1°C / 62.8°F) and driest (April, 59 mm / 2.3 in) months. The drier stretch runs through February–August; the wetter half falls in September–January. At the city itself, monthly average temperatures range from 5.1°C / 41.2°F in February to 17.1°C / 62.8°F in July, with rainfall from 59 mm / 2.3 in (April) to 116 mm / 4.6 in (November). These are point-value climate normals sampled at Cardiff, Cardiff, United Kingdom's coordinates — usually more actionable for travellers than the country-wide average. Cardiff's climate is broadly seasonal. The full month-by-month table below lets you match your travel window against our five weather profiles.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| July | 17.1°C62.8°F | 61 mm2.4″ | — |
| June | 14.9°C58.8°F | 66 mm2.6″ | — |
| May | 12.1°C53.8°F | 62 mm2.4″ | — |
No month at Cardiff matches our sunny profiles. The three above are the driest-and-warmest fallback.
Frequently asked questions
When is the best time to visit Cardiff?
Cardiff doesn't have a month that clearly matches our sunny profiles. The practical travel window centres on April (driest, ~59 mm / 2.3 in) and July (warmest, 17.1°C / 62.8°F). Because these are point values at the city, they can differ substantially from United Kingdom's national average.
When is the rainy season in Cardiff?
The rainy season at Cardiff, Cardiff runs through September–January, when monthly rainfall exceeds the annual median of about 88 mm / 3.5 in. The wettest single month is November (116 mm / 4.6 in).
What is the driest month in Cardiff?
The driest month in Cardiff is April, averaging about 59 mm / 2.3 in of rainfall. Temperature that month averages 8.7°C / 47.7°F.
What months should I avoid visiting Cardiff?
The least comfortable months for travel to Cardiff — based on point-value climate at the city — are January, February, March, November, December. These are the wettest or coolest months at this location. Rainfall peaks at 116 mm / 4.6 in in November, and the coldest month averages 5.1°C / 41.2°F.
Is Cardiff climate different from United Kingdom overall?
Yes, usually. Our Cardiff figures are point-value climate normals sampled at the city itself, while our United Kingdom figures are area-weighted averages across the whole country. The two can diverge substantially in geographically diverse or elevation-varied countries. The month-by-month table below reflects Cardiff specifically — usually the more actionable data for a traveller planning to spend time in the city.