La Plata weather in January
Temperature, rain and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Excellent
Best time to visit: September – May
What is the weather like in La Plata in January?
In January, La Plata is hot: daytime highs average 28 °C, and even at night it stays warm at around 20 °C. With around 10 hours of sunshine a day, there is plenty of sun. Rain falls on about 8 days, adding up to 84 mm. On about 7 days the thermometer climbs to 30 °C or more. All in all, January is an excellent month for a holiday in La Plata.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 91 | 87 | 89 |
| Day | 26° | 28° | 27° |
| Night | 18° | 20° | 19° |
| Sun | 10 h | 10 h | 9 h |
| Rain days | 8 | 8 | 9 |
More details for January
- Daylight
- 14 h 15 min05:53 – 20:08
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 13 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 38 %on averageAll months
- Hot days
- 7 days30 °C or moreAll months
- Time zone
- UTC−3America/Argentina/Buenos_Aires
How the score comes together
- Temperatureweight 50 %90 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 30 %72 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in January
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
La Plata in January: quick answers
Is La Plata hot in January?
Yes. In January, La Plata is hot: daytime highs average 28 °C and nights stay around 20 °C. On about 7 days the thermometer climbs to 30 °C or more.
Does it rain much in La Plata in January?
Rain falls on about 8 days, adding up to 84 mm.
La Plata month by month
The whole year in La PlataAll destinations: ArgentinaWhere to go in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences