Swansea
June
Weather in Swansea for June 2025
Your guide to Swansea weather in June - trends and predictions
In general, the average temperature in Swansea at the beginning of June is 17.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.7 °C by the end of June.
Expect significant rainfall in Swansea during June, with an average of 16 rainy days.
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14
Dry days
16
Rainy days
0
Snow days
19°/13°
Temperatures
20 km/h
Avg max wind
82 %
Avg humidity
Swansea in June average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | ||||||
| 2 18° | 3 17° | 4 17° | 5  16° | 6 16° | 7 17° | 8 18° |
| 9  17° | 10  17° | 11  16° | 12  16° | 13  18° | 14 17° | 15 17° |
| 16 18° | 17 17° | 18 18° | 19 17° | 20 18° | 21 17° | 22 18° |
| 23 18° | 24 20° | 25 19° | 26 18° | 27 16° | 28 16° | 29 18° |
| 30 17° |
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Temperatures trend during June in Swansea
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° /9° | 0.1 mm | 5 | |
| 2 Jun. | Sunny | 18° /9° | 0 mm | 5 | |
| 3 Jun. | Sunny | 17° /10° | 0.1 mm | 5 | |
| 4 Jun. | Sunny | 17° /9° | 0.5 mm | 5 | |
| 5 Jun. | Partly cloudy | 16° /8° | 0.2 mm | 5 | |
| 6 Jun. | Sunny | 16° /9° | 0.5 mm | 4 | |
| 7 Jun. | Sunny | 17° /9° | 0.8 mm | 5 | |
| 8 Jun. | Partly cloudy | 18° /10° | 0.3 mm | 5 | |
| 9 Jun. | Cloudy | 17° /10° | 0.1 mm | 4 | |
| 10 Jun. | Heavy rain at times | 17° /11° | 3.7 mm | 4 | |
| 11 Jun. | Patchy rain possible | 16° /11° | 0.5 mm | 4 | |
| 12 Jun. | Moderate or heavy rain shower | 16° /9° | 9.5 mm | 4 | |
| 13 Jun. | Overcast | 18° /12° | 4.1 mm | 4 | |
| 14 Jun. | Partly cloudy | 17° /13° | 4.3 mm | 5 | |
| 15 Jun. | Overcast | 17° /12° | 3.3 mm | 4 | |
| 16 Jun. | Cloudy | 18° /12° | 0.6 mm | 4 | |
| 17 Jun. | Moderate rain at times | 17° /12° | 3.5 mm | 4 | |
| 18 Jun. | Moderate or heavy rain shower | 18° /12° | 2.5 mm | 4 | |
| 19 Jun. | Patchy rain possible | 17° /11° | 0.7 mm | 4 | |
| 20 Jun. | Moderate or heavy rain shower | 18° /13° | 4.5 mm | 5 | |
| 21 Jun. | Patchy rain possible | 17° /12° | 3.4 mm | 4 | |
| 22 Jun. | Patchy rain possible | 18° /12° | 0.5 mm | 5 | |
| 23 Jun. | Patchy rain possible | 18° /13° | 1.1 mm | 4 | |
| 24 Jun. | Patchy rain possible | 20° /14° | 0.5 mm | 5 | |
| 25 Jun. | Patchy rain possible | 19° /14° | 0.3 mm | 4 | |
| 26 Jun. | Patchy rain possible | 18° /13° | 0.3 mm | 4 | |
| 27 Jun. | Moderate rain at times | 16° /13° | 2.9 mm | 4 | |
| 28 Jun. | Moderate rain at times | 16° /13° | 1.5 mm | 4 | |
| 29 Jun. | Patchy rain possible | 18° /12° | 0.2 mm | 5 | |
| 30 Jun. | Heavy rain at times | 17° /12° | 4.2 mm | 5 | |
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Important Notice
Our weather forecast for Swansea 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 Swansea forecast closer to your planned date for the most up-to-date weather information.
Swansea in June - FAQ
What are the expected maximum and minimum temperatures in Swansea during June?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Swansea during June?
Moderate rainfall is anticipated in Swansea during June, with a total of 63.1 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Swansea during June?
The average wind speed in Swansea during June is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
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