The temperatures in La Plata in September are usually low and can range between 11°C and 17°C.
You can expect about 3 to 8 days of rain in La Plata during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in La Plata in September 2026.
If you’re planning to visit La Plata in the near future, we highly recommend that you review the 14 day weather forecast for La Plata before you arrive.
Temperatures
17° / 11°
Rainy Days
5
Snowy Days
0
Dry Days
25
Rainfall
127
mm
Sun Hours
9.7
Hrs
