Barmouth Weather in June
What's the weather like in Barmouth (Wales) in June 2025?
The climate in Barmouth during June can be summarized as mild and damp.
June is in the summer in Barmouth and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 16°C (62°F), whilst at night 9°C (48°F) is normal.
| Daytime temperature | 16.4°C 61.5°F |
|---|---|
| Nightly temperature | 8.6°C 47.5°F |
| Average temperature | 12.5°C 54.5°F |
| Daily sunshine | 6.5 hrs |
| Avg rainfall | 107 mm 4.2 ins |
| Rainy days | 15 days |
| Sea temperature | 13°C 55.4°F |
| Humidity | 84% |
| Windspeed | 16.2kph 10 mph |
On average June is the 3rd driest month of the year in Barmouth with around 107mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.5 hours of sunshine per day.
June temperatures in Barmouth
June rainfall
June hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Barmouth in June 2025.
Other monthly averages
Barmouth weather stats
| Hottest month: | July | 17.7°C 63.9°F |
|---|---|---|
| Driest month: | May | 101mm 4ins |
| Sunniest month: | May | 6.6hrs |
| Coldest month: | February | 6.1°C 43°F |
| Wettest month: | December | 214mm 8.4ins |
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