Weather
VI

Rosario weather forecast — today & tomorrow

11°

Clear sky

High: 12° · Low: 4° · Feels like 10°

Clear sky. Gusts up to 25 km/h.

Hourly forecast

Now · 11°
14:00 · 11°
15:00 · 12°
16:00 · 12°
17:00 · 12°
18:00 · 11°
19:00 · 10°
20:00 · 9°
21:00 · 9°
22:00 · 8°
23:00 · 8°
00:00 · 8°
01:00 · 7°
02:00 · 7°
03:00 · 6°
04:00 · 6°
05:00 · 6°
06:00 · 6°
07:00 · 6°
08:00 · 6°
09:00 · 8°
10:00 · 10°
11:00 · 12°
12:00 · 13°

14-day forecast

  • Feels like
    10° / 1°
    Precipitation
    0 mm · 8%
    Wind
    12 km/h SE
    UV index
    6 · High
    Sun
    7:04 / 18:53

Details

Air quality
21 Fair
PM2.5 6 · PM10 8

Rosario's Climate

Rosario stands on the banks of the Paraná River in Santa Fe province, central Argentina, amid the fertile Pampas plains. Because it lies in the Southern Hemisphere, its seasons are reversed from the north; the climate is humid subtropical, with hot summers and mild winters. Summer (December–February) is hot and humid, with daytime highs usually 30–35°C, frequent showers and thunderstorms and the occasional intense heatwave, while winter (June–August) is mild, with 12–18°C days, night lows of 4–8°C and occasional light frost. Spring and autumn are temperate, pleasant and rarely extreme, and rain falls mostly in the warmer half of the year.

Frequently asked questions

When is the best time to visit Rosario?

Spring (September–November) and autumn (March–May) are best: temperate, gently sunny and rarely extreme, perfect for strolling the riverfront.

What are the hottest months in Rosario?

January and February are hottest, with daytime highs usually 31–35°C and high humidity, occasionally above 37°C during heatwaves.

Is Rosario cold in winter?

Winter from June to August is mild rather than very cold: 12–18°C days, night lows of 4–8°C and occasional light frost.

When does most rain fall in Rosario?

Rain is heaviest in the warmer half of the year, from October to March, usually as afternoon and evening showers and thunderstorms.

Nearby locations

Buenos AiresCórdobaMar del Plata

Updated: