Sea Temperature in San Luis in December

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

18°C

MINIMUN

21°C

AVERAGE

24°C

MAXIMUM

Historical Data of Water Temperature in December in San Luis

Water Temperature Chart for Atlantic Ocean in San Luis in December

Sea Temperature Table in San Luis in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	19°C	19°C	21°C	20.0°C
Dec 2	20°C	20°C	21°C	20.5°C
Dec 3	20°C	21°C	20°C	20.5°C
Dec 4	19°C	22°C	20°C	20.5°C
Dec 5	20°C	21°C	21°C	20.5°C
Dec 6	20°C	20°C	21°C	20.5°C
Dec 7	21°C	20°C	22°C	21.0°C
Dec 8	20°C	21°C	20°C	20.8°C
Dec 9	21°C	20°C	20°C	20.8°C
Dec 10	20°C	20°C	23°C	20.8°C
Dec 11	21°C	20°C	23°C	21.0°C
Dec 12	21°C	20°C	23°C	21.0°C
Dec 13	20°C	20°C	23°C	20.8°C
Dec 14	20°C	20°C	23°C	20.8°C
Dec 15	21°C	20°C	23°C	21.0°C
Dec 16	20°C	21°C	23°C	21.0°C
Dec 17	21°C	21°C	22°C	21.0°C
Dec 18	20°C	22°C	23°C	21.3°C
Dec 19	22°C	22°C	22°C	21.8°C
Dec 20	21°C	20°C	21°C	20.8°C
Dec 21	22°C	20°C	20°C	20.8°C
Dec 22	22°C	21°C	21°C	21.3°C
Dec 23	21°C	21°C	20°C	20.8°C
Dec 24	21°C	21°C	20°C	20.8°C
Dec 25	21°C	21°C	20°C	20.8°C
Dec 26	22°C	22°C	19°C	21.0°C
Dec 27	22°C	21°C	20°C	21.3°C
Dec 28	21°C	22°C	20°C	21.3°C
Dec 29	21°C	22°C	21°C	21.8°C
Dec 30	22°C	23°C	21°C	22.3°C

San Luis Climate and Swimming Opportunities in December

25°C

Average Day Air Temperature

16°C

Average Night Air Temperature

73 mm

Precipitation Amount per Month

8 days

Number of Rainy Days

14 hrs

Daylight
per Day

9 hrs

Sunshine
per Day

18 km/h

Average Wind Speed

72%

Average
humidity

San Luis lies within the Canelones Department in Uruguay. The average daytime temperature in San Luis in December is 25°C (78°F), while the nighttime average is 16°C (60°F). There are typically eight rainy days during the month, with a total precipitation of 73 mm (2.9 inches). The daylight duration in December in San Luis is 14 hours, with an average of 9 hours of sunshine per day. The average wind speed in December is 18 km/h (11 mph), and the humidity level is around 72%.

The water temperature in San Luis in December ranges from 20°C to 22°C (68°F to 72°F). At the beginning of the month, the average temperature is around 21°C (70°F), shifting to 21°C (70°F) by mid-December and reaching 21°C (70°F) in the last ten days. Overall, the average sea temperature in San Luis for December is 21°C (70°F). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in San Luis

What is the sea temperature in San Luis in December?

The water temperature in the Atlantic Ocean in San Luis in December ranges from 20°C to 22°C (68°F to 72°F).

Is it possible to swim in the Atlantic Ocean in San Luis in December?

The average sea temperature in San Luis in December is 21°C (70°F), and the air temperature is 25°C (78°F), so perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.