Sea Temperature in Porthmadog in June

Complete information on the sea temperature range in the Celtic Sea in Porthmadog in June. Historical daily data. Climate details for June. Tips on swimming conditions and beach relaxation in Porthmadog. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Porthmadog in June

11°C

MINIMUN

14°C

AVERAGE

17°C

MAXIMUM

Historical Data of Water Temperature in June in Porthmadog

Water Temperature Chart for Celtic Sea in Porthmadog in June

Sea Temperature Table in Porthmadog in June Over the Past Years

Day	2024	2023	2022	Average
Jun 1	13°C	14°C	11°C	12.8°C
Jun 2	13°C	14°C	12°C	13.0°C
Jun 3	13°C	14°C	12°C	13.0°C
Jun 4	13°C	14°C	12°C	13.3°C
Jun 5	14°C	13°C	12°C	13.0°C
Jun 6	13°C	13°C	12°C	13.0°C
Jun 7	13°C	13°C	12°C	13.0°C
Jun 8	13°C	13°C	12°C	13.0°C
Jun 9	14°C	13°C	12°C	13.3°C
Jun 10	14°C	13°C	12°C	13.3°C
Jun 11	13°C	13°C	13°C	13.3°C
Jun 12	14°C	13°C	13°C	13.5°C
Jun 13	15°C	13°C	13°C	13.5°C
Jun 14	14°C	13°C	13°C	13.5°C
Jun 15	14°C	13°C	13°C	13.5°C
Jun 16	14°C	14°C	13°C	13.8°C
Jun 17	14°C	14°C	13°C	13.5°C
Jun 18	14°C	14°C	13°C	13.5°C
Jun 19	15°C	14°C	13°C	14.0°C
Jun 20	14°C	14°C	15°C	14.3°C
Jun 21	14°C	14°C	15°C	14.3°C
Jun 22	14°C	14°C	14°C	14.3°C
Jun 23	15°C	14°C	11°C	13.5°C
Jun 24	14°C	14°C	15°C	14.3°C
Jun 25	14°C	15°C	13°C	14.0°C
Jun 26	14°C	15°C	13°C	14.3°C
Jun 27	15°C	15°C	14°C	14.8°C
Jun 28	14°C	14°C	14°C	14.3°C
Jun 29	15°C	15°C	14°C	14.8°C

Porthmadog Climate and Swimming Opportunities in June

18°C

Average Day Air Temperature

11°C

Average Night Air Temperature

62 mm

Precipitation Amount per Month

12 days

Number of Rainy Days

17 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

15 km/h

Average Wind Speed

83%

Average
humidity

Porthmadog lies within the Wales in United Kingdom. The average daytime temperature in Porthmadog in June is 18°C (64°F), while the nighttime average is 11°C (51°F). There are typically 12 rainy days during the month, with a total precipitation of 62 mm (2.5 inches). The daylight duration in June in Porthmadog is 17 hours, with an average of 6 hours of sunshine per day. The average wind speed in June is 15 km/h (9 mph), and the humidity level is around 83%.

The water temperature in Porthmadog in June ranges from 12°C to 14°C (54°F to 57°F). At the beginning of the month, the average temperature is around 13°C (55°F), shifting to 13°C (55°F) by mid-June and reaching 14°C (57°F) in the last ten days. Overall, the average sea temperature in Porthmadog for June is 14°C (57°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in June in Nearby Cities

Frequently Asked Questions About Water Temperatures in June in Porthmadog

What is the sea temperature in Porthmadog in June?

The water temperature in the Celtic Sea in Porthmadog in June ranges from 12°C to 14°C (54°F to 57°F).

Is it possible to swim in the Celtic Sea in Porthmadog in June?

The average sea temperature in Porthmadog in June is 14°C (57°F), and the air temperature is 18°C (64°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.