Atlántida Weather in January

With daytime temperatures of 28°C (82°F) and nighttime lows of 19°C (66°F), January in Atlántida brings high temperatures during the day. It is also the driest month of the year, with minimal rainfall.

Rainfall in Atlántida in January

This month sees the least rain of the year, making it well suited for outdoor adventures. Records from the past 30 years suggest around 11 days of rain, with 76 mm (3 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Atlántida in January

January is a perfect month in Atlántida, with 28°C (82°F) during the day and 19°C (66°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it is the warmest month of the year.

Sunshine in Atlántida in January

Expect a lot of sunshine this month, with about 293 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Atlántida in January

Wind speeds average 6 m/s (12 knots) during January. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.

Average water temperature in January

The water is 24°C (75°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Uruguay, check out our Atlántida's climate page.

Atlántida Temperature in January

Min Temperature 19°C (66°F)  

Max Temperature 28°C (82°F)  

Water Temperature 24°C (75°F) *  

Chance of Rain 35%  

Precipitation 76 mm (3 in)  

Rainy days 11 days  

Humidity 70% *  

Windspeed 6 m/s (12 knots) *  

Sunshine 293 hours *  

Percentage Sunshine *  

* Data from: Montevideo, Uruguay (22 KM, 14 Miles).

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Atlántida typically stay consistent throughout January, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows around 18°C (64°F).

Average temperatures in January

‹ Select year to compare to 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 ›

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Daily Historical Precipitation

51-year average (1976-2026)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

‹ Select year to compare to 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 ›

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Atlántida in January

Browse day-by-day weather records for Atlántida spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

‹ 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 ›

‹ January February March April May June July August September October November December ›

Atlántida historical weather extremes in January

Based on 49 years of weather observations in Atlántida between 1976 and 2025, these are the recorded extremes.

• On January 14, 2022, temperatures climbed to 40°C (104°F), marking the warmest January day on record.
• Atlántida experienced its chilliest January day on January 15, 1992, reaching only 17°C (63°F).
• The coldest night in January in Atlántida was on January 6, 1999, with a minimum of 9°C (48°F).

What to Wear in Atlántida in January

Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. With water temperatures around 24°C (75°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Atlántida in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Uruguay, check out our Atlántida's climate page.

More climate data for Atlántida

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Atlántida climate overview or explore weather in Uruguay.