Sea Temperature in St Helens in December

Complete information on the sea temperature range in the English Channel in St Helens in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in St Helens. 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 St Helens in December

8°C

MINIMUN

11°C

AVERAGE

14°C

MAXIMUM

Historical Data of Water Temperature in December in St Helens

Water Temperature Chart for English Channel in St Helens in December

Sea Temperature Table in St Helens in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	12°C	12°C	13°C	12.5°C
Dec 2	12°C	12°C	13°C	12.3°C
Dec 3	12°C	11°C	12°C	11.8°C
Dec 4	12°C	11°C	12°C	11.8°C
Dec 5	12°C	11°C	12°C	11.5°C
Dec 6	12°C	11°C	12°C	11.8°C
Dec 7	12°C	11°C	12°C	11.5°C
Dec 8	12°C	12°C	11°C	11.8°C
Dec 9	12°C	12°C	11°C	11.8°C
Dec 10	12°C	10°C	11°C	11.0°C
Dec 11	12°C	10°C	11°C	11.0°C
Dec 12	11°C	10°C	11°C	10.8°C
Dec 13	12°C	10°C	11°C	11.0°C
Dec 14	10°C	11°C	11°C	10.5°C
Dec 15	10°C	10°C	10°C	10.0°C
Dec 16	10°C	9°C	11°C	10.0°C
Dec 17	9°C	10°C	11°C	10.3°C
Dec 18	11°C	9°C	10°C	10.0°C
Dec 19	10°C	10°C	10°C	10.3°C
Dec 20	10°C	10°C	10°C	10.3°C
Dec 21	9°C	10°C	9°C	9.8°C
Dec 22	10°C	9°C	9°C	9.8°C
Dec 23	10°C	10°C	9°C	9.8°C
Dec 24	9°C	10°C	10°C	9.8°C
Dec 25	9°C	10°C	10°C	9.8°C
Dec 26	9°C	10°C	9°C	9.5°C
Dec 27	8°C	10°C	9°C	9.3°C
Dec 28	9°C	9°C	9°C	9.3°C
Dec 29	10°C	10°C	9°C	9.8°C
Dec 30	10°C	10°C	9°C	9.8°C

St Helens Climate and Swimming Opportunities in December

8°C

Average Day Air Temperature

3°C

Average Night Air Temperature

96 mm

Precipitation Amount per Month

13 days

Number of Rainy Days

8 hrs

Daylight
per Day

2 hrs

Sunshine
per Day

21 km/h

Average Wind Speed

91%

Average
humidity

St Helens lies within the England in United Kingdom. The average daytime temperature in St Helens in December is 8°C (46°F), while the nighttime average is 3°C (37°F). There are typically 13 rainy days during the month, with a total precipitation of 96 mm (3.8 inches). The daylight duration in December in St Helens is 8 hours, with an average of 2 hours of sunshine per day. The average wind speed in December is 21 km/h (13 mph), and the humidity level is around 91%.

The water temperature in St Helens in December ranges from 9°C to 12°C (48°F to 54°F). At the beginning of the month, the average temperature is around 12°C (54°F), shifting to 11°C (52°F) by mid-December and reaching 10°C (50°F) in the last ten days. Overall, the average sea temperature in St Helens for December is 11°C (52°F). The water is still cold, but for short swims, it can be manageable. Warm clothes are necessary after swimming.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in St Helens

What is the sea temperature in St Helens in December?

The water temperature in the English Channel in St Helens in December ranges from 9°C to 12°C (48°F to 54°F).

Is it possible to swim in the English Channel in St Helens in December?

The average sea temperature in St Helens in December is 11°C (52°F), and the air temperature is 8°C (46°F), so the water is still cold, but for short swims, it can be manageable. Warm clothes are necessary after swimming.