Sea Temperature in Viana Do Castelo in December

Complete information on the sea temperature range in the Atlantic Ocean in Viana Do Castelo in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Viana Do Castelo. 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 Viana Do Castelo in December

54°F

MINIMUN

58°F

AVERAGE

63°F

MAXIMUM

Historical Data of Water Temperature in December in Viana Do Castelo

Water Temperature Chart for Atlantic Ocean in Viana Do Castelo in December

Sea Temperature Table in Viana Do Castelo in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	61°C	61°C	61°C	60°C
Dec 2	61°C	61°C	61°C	60°C
Dec 3	61°C	61°C	61°C	60°C
Dec 4	59°C	61°C	61°C	59°C
Dec 5	61°C	61°C	61°C	60°C
Dec 6	61°C	59°C	59°C	59°C
Dec 7	61°C	61°C	59°C	59°C
Dec 8	61°C	61°C	59°C	60°C
Dec 9	61°C	61°C	59°C	60°C
Dec 10	61°C	59°C	59°C	59°C
Dec 11	61°C	59°C	59°C	59°C
Dec 12	59°C	59°C	59°C	58°C
Dec 13	61°C	61°C	59°C	60°C
Dec 14	59°C	59°C	59°C	58°C
Dec 15	59°C	59°C	59°C	58°C
Dec 16	59°C	59°C	59°C	58°C
Dec 17	57°C	61°C	59°C	58°C
Dec 18	57°C	59°C	59°C	58°C
Dec 19	57°C	61°C	59°C	58°C
Dec 20	59°C	59°C	59°C	58°C
Dec 21	59°C	59°C	61°C	59°C
Dec 22	59°C	61°C	59°C	59°C
Dec 23	59°C	59°C	59°C	58°C
Dec 24	59°C	59°C	59°C	59°C
Dec 25	57°C	59°C	59°C	58°C
Dec 26	57°C	59°C	59°C	58°C
Dec 27	59°C	59°C	61°C	59°C
Dec 28	59°C	57°C	59°C	58°C
Dec 29	59°C	59°C	59°C	59°C
Dec 30	57°C	59°C	59°C	58°C

Viana Do Castelo Climate and Swimming Opportunities in December

55°F

Average Day Air Temperature

46°F

Average Night Air Temperature

8 in

Precipitation Amount per Month

16 days

Number of Rainy Days

9 hrs

Daylight
per Day

3 hrs

Sunshine
per Day

7 mph

Average Wind Speed

81%

Average
humidity

Viana Do Castelo lies within the Viana do Castelo District in Portugal. The average daytime temperature in Viana Do Castelo in December is 13°C (55°F), while the nighttime average is 8°C (46°F). There are typically 16 rainy days during the month, with a total precipitation of 212 mm (8.4 inches). The daylight duration in December in Viana Do Castelo is 9 hours, with an average of 3 hours of sunshine per day. The average wind speed in December is 11 km/h (7 mph), and the humidity level is around 81%.

The water temperature in Viana Do Castelo in December ranges from 14°C to 15°C (57°F to 59°F). At the beginning of the month, the average temperature is around 15°C (59°F), shifting to 15°C (59°F) by mid-December and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Viana Do Castelo for December is 15°C (59°F). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Viana Do Castelo

What is the sea temperature in Viana Do Castelo in December?

The water temperature in the Atlantic Ocean in Viana Do Castelo in December ranges from 14°C to 15°C (57°F to 59°F).

Is it possible to swim in the Atlantic Ocean in Viana Do Castelo in December?

The average sea temperature in Viana Do Castelo in December is 15°C (59°F), and the air temperature is 13°C (55°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.