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

46°F

MINIMUN

52°F

AVERAGE

57°F

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	54°C	54°C	55°C	55°C
Dec 2	54°C	54°C	55°C	54°C
Dec 3	54°C	52°C	54°C	53°C
Dec 4	54°C	52°C	54°C	53°C
Dec 5	54°C	52°C	54°C	53°C
Dec 6	54°C	52°C	54°C	53°C
Dec 7	54°C	52°C	54°C	53°C
Dec 8	54°C	54°C	52°C	53°C
Dec 9	54°C	54°C	52°C	53°C
Dec 10	54°C	50°C	52°C	52°C
Dec 11	54°C	50°C	52°C	52°C
Dec 12	52°C	50°C	52°C	51°C
Dec 13	54°C	50°C	52°C	52°C
Dec 14	50°C	52°C	52°C	51°C
Dec 15	50°C	50°C	50°C	50°C
Dec 16	50°C	48°C	52°C	50°C
Dec 17	48°C	50°C	52°C	51°C
Dec 18	52°C	48°C	50°C	50°C
Dec 19	50°C	50°C	50°C	51°C
Dec 20	50°C	50°C	50°C	51°C
Dec 21	48°C	50°C	48°C	50°C
Dec 22	50°C	48°C	48°C	50°C
Dec 23	50°C	50°C	48°C	50°C
Dec 24	48°C	50°C	50°C	50°C
Dec 25	48°C	50°C	50°C	50°C
Dec 26	48°C	50°C	48°C	49°C
Dec 27	46°C	50°C	48°C	49°C
Dec 28	48°C	48°C	48°C	49°C
Dec 29	50°C	50°C	48°C	50°C
Dec 30	50°C	50°C	48°C	50°C

St Helens Climate and Swimming Opportunities in December

46°F

Average Day Air Temperature

37°F

Average Night Air Temperature

4 in

Precipitation Amount per Month

13 days

Number of Rainy Days

8 hrs

Daylight
per Day

2 hrs

Sunshine
per Day

13 mph

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.