Overview
- The Servicio de Hidrografía Naval sets the 2025 spring equinox for September 22 at 15:19 in Argentina.
- The Observatorio Astronómico de Córdoba reports the same equinox for 15:20, effectively confirming the timing.
- Meteorological spring runs from September 1 to November 30, complementing the cultural practice of celebrating on September 21.
- The national forecast for Sunday, September 21 in Buenos Aires calls for isolated morning showers, 14–18°C, and southerly to southwesterly winds of 42–50 km/h.
- Weekend plans include a free Nathy Peluso show at the Planetario on Saturday with a rain date the next day, and popular green spaces such as the Ecoparque, Costanera Sur Reserve, República de los Niños, and Temaikén, with some sites closing if it rains.