Weekend Weather Forecast - Rosario

Weekend weather in Rosario. Saturday high 13°C (55°F). Sunday high 13°C (55°F).

Weekend Hourly Forecast

Fri·11 Sep
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Temperature · peaks at +20°C

48-Hour Weekend Forecast Chart

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Fri11 Sep
Sat12 Sep
Sun13 Sep
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Temperature · peaks at +15°C

Weekend Activity Outlook

Travel / Drive
Rating
Great
Reason
Clear roads — ideal for a drive (Morning is best)
Outdoor Sports
Rating
Fair
Reason
Playable but conditions are tricky
Home / Laundry
Rating
Fair
Reason
Partial drying — use indoor racks too
Outdoor Events
Rating
Fair
Reason
Carry contingency plans

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Rosario is forecast to reach a high of 13°C this weekend, with an overnight low around 10°C. That's 9° below the long-term average high of 22°C for this time of year. It continues a recent pattern — 6 of the last 19 days with published data have run cooler than normal. Expect a low chance of rain (28% probability) and moderate breezes averaging 21 km/h. Air quality is currently good (AQI 39), with no notable outdoor health concerns.

Today vs Normal

23°C+1° above normal

The long-term average high for today is 22°C.

6 of the last 19 days with published data ran above normal.

That's a break from the pattern - today's forecast runs above normal even though the recent stretch mostly ran below.

2026-08-19: 18°C18°2026-08-20: 21°C21°2026-08-21: 16°C16°2026-08-22: 16°C16°2026-08-23: 18°C18°2026-08-24: 18°C18°2026-08-25: 20°C20°2026-08-26: 22°C22°2026-08-27: 16°C16°2026-08-28: 21°C21°2026-08-29: 22°C22°2026-08-30: 25°C25°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.