La Plata Weather in January
What's the weather like in La Plata (Buenos Aires) in January 2026?
The climate in La Plata during January can be summarized as hot, humid and a little damp.
January is in the summer in La Plata and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 28.7°C 83.7°F |
|---|---|
| Nightly temperature | 17.7°C 63.9°F |
| Average temperature | 23.2°C 73.8°F |
| Daily sunshine | 8.9 hrs |
| Avg rainfall | 84 mm 3.3 ins |
| Rainy days | 8 days |
| Sea temperature | 23.2°C 73.8°F |
| Humidity | 71% |
| Windspeed | 16.6kph 10 mph |
On average January is the 5th driest month of the year in La Plata with around 84mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
January temperatures in La Plata
January rainfall
January hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in La Plata in January 2025.
Other monthly averages
Best places to visit in January
La Plata weather stats
| Hottest month: | January | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | July | 60mm 2.4ins |
| Sunniest month: | February | 8.8hrs |
| Coldest month: | July | 14.2°C 57.6°F |
| Wettest month: | March | 121mm 4.8ins |
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