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La Plata Weather in January
La Plata in January averages 29°C (84°F) during the day and 20°C (68°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in La Plata in January
Typically, about 8 days will experience rainfall, with an average of 90 mm (3.5 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in La Plata in January
La Plata in January has excellent weather. Days reach 29°C (84°F) and nights cool to 20°C (68°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 20°C (68°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, this month sees the highest temperatures of the year. Worth packing a few lighter outfits.
Sunshine in La Plata in January
There are approximately 285 hours of sunshine this month, resulting in mostly clear days.If you're inclined towards comfortable temperatures and drier conditions, January is a good time to visit La Plata.
La Plata Temperature in January
Min Temperature
20°C (68°F)
Max Temperature
29°C (84°F)
Chance of Rain
27%
Precipitation
90 mm (3.5 in)
Rainy days
8 days
Humidity
64% *
Sunshine
285 hours *
Percentage Sunshine
*
* Data from: Buenos Aires, Argentina (53 KM, 33 Miles).
La Plata Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in La Plata - and find the best time to visit.
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in La Plata typically stay consistent throughout January, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows typically ranging from 18°C (64°F) to 20°C (68°F).
Average temperatures in January
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
Historical weather records for La Plata in January
Browse day-by-day weather records for La Plata spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
La Plata historical weather extremes in January
The extremes listed below come from historical weather data collected in La Plata from 1976 through 2025.
- La Plata recorded its highest January temperature of 41°C (106°F) on January 14, 2022.
- La Plata experienced its chilliest January day on January 31, 2005, reaching only 16°C (61°F).
- The lowest overnight temperature recorded in January was 8°C (46°F) (January 25, 2005).
Best Places in Argentina in January
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in La Plata in January
Warm temperatures in January make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in La Plata in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
La Plata 3-Day Forecast
More climate data for La Plata
Temperature Rainfall Sunshine Humidity
See the full La Plata climate overview or explore weather in Argentina.
Popular in January
Where to go in January - average daytime high across popular destinations.
Córdoba
30°C (86°F) Buenos Aires
30°C (86°F) Mendoza31°C (88°F) Mar del Plata26°C (79°F) Salta
25°C (77°F) San Martín de los Andes
21°C (70°F) San Carlos de Bariloche21°C (70°F) Bucket list
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