Cardiff
June
Weather in Cardiff for June 2025
Your guide to Cardiff weather in June - trends and predictions
In general, the average temperature in Cardiff at the beginning of June is 17.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 19.6 °C by the end of June.
The climate of Cardiff in June is notably wet, with an average of 15 rainy days.
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15
Dry days
15
Rainy days
0
Snow days
20°/12°
Temperatures
21 km/h
Avg max wind
81 %
Avg humidity
Cardiff in June average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | ||||||
| 2 18° | 3 18° | 4 18° | 5 16° | 6  15° | 7 17° | 8 18° |
| 9  18° | 10  17° | 11  18° | 12 17° | 13 19° | 14 18° | 15 18° |
| 16 20° | 17 19° | 18 18° | 19  19° | 20 19° | 21 18° | 22 19° |
| 23 20° | 24 22° | 25 22° | 26  20° | 27 18° | 28 18° | 29 19° |
| 30 18° |
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Temperatures trend during June in Cardiff
See the weather trend as well as the moving average line
June weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. | Sunny | 19° /8° | 0.4 mm | 5 | |
| 2 Jun. | Sunny | 18° /8° | 0.1 mm | 5 | |
| 3 Jun. | Sunny | 18° /8° | 0.1 mm | 5 | |
| 4 Jun. | Sunny | 18° /8° | 0.2 mm | 5 | |
| 5 Jun. | Sunny | 16° /7° | 0.2 mm | 4 | |
| 6 Jun. | Partly cloudy | 15° /7° | 0.3 mm | 4 | |
| 7 Jun. | Partly cloudy | 17° /7° | 0.3 mm | 5 | |
| 8 Jun. | Sunny | 18° /7° | 0.2 mm | 5 | |
| 9 Jun. | Overcast | 18° /8° | 0 mm | 5 | |
| 10 Jun. | Moderate or heavy rain shower | 17° /10° | 5 mm | 4 | |
| 11 Jun. | Heavy rain at times | 18° /10° | 2.4 mm | 4 | |
| 12 Jun. | Moderate or heavy rain shower | 17° /10° | 8.9 mm | 4 | |
| 13 Jun. | Overcast | 19° /11° | 5.5 mm | 4 | |
| 14 Jun. | Sunny | 18° /11° | 3 mm | 5 | |
| 15 Jun. | Partly cloudy | 18° /11° | 2.5 mm | 5 | |
| 16 Jun. | Partly cloudy | 20° /11° | 0.3 mm | 5 | |
| 17 Jun. | Moderate rain at times | 19° /12° | 3.1 mm | 5 | |
| 18 Jun. | Moderate or heavy rain shower | 18° /11° | 3.4 mm | 4 | |
| 19 Jun. | Patchy rain possible | 19° /11° | 0.2 mm | 5 | |
| 20 Jun. | Moderate or heavy rain shower | 19° /12° | 4.4 mm | 5 | |
| 21 Jun. | Patchy rain possible | 18° /11° | 2.7 mm | 5 | |
| 22 Jun. | Patchy rain possible | 19° /12° | 0.6 mm | 5 | |
| 23 Jun. | Overcast | 20° /12° | 0.1 mm | 5 | |
| 24 Jun. | Patchy rain possible | 22° /14° | 0.3 mm | 5 | |
| 25 Jun. | Patchy rain possible | 22° /14° | 0.3 mm | 5 | |
| 26 Jun. | Cloudy | 20° /13° | 0.7 mm | 5 | |
| 27 Jun. | Moderate rain at times | 18° /13° | 1 mm | 4 | |
| 28 Jun. | Patchy rain possible | 18° /13° | 0.2 mm | 4 | |
| 29 Jun. | Patchy rain possible | 19° /11° | 0.2 mm | 5 | |
| 30 Jun. | Moderate rain at times | 18° /10° | 1.7 mm | 4 | |
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Important Notice
Our weather forecast for Cardiff in June is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cardiff forecast closer to your planned date for the most up-to-date weather information.
Cardiff in June - FAQ
What are the expected maximum and minimum temperatures in Cardiff during June?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cardiff during June?
Moderate rainfall is anticipated in Cardiff during June, with a total of 59.6 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cardiff during June?
The average wind speed in Cardiff during June is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
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