Rosario weather in July
July in Rosario: nice, dry, with clean air — an excellent time to visit.
#10 of 12 months in Rosario · #392 of 897 destinations to visit in July · comfort 83/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Rosario in July
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Rosario climate normals — July
| Daytime high | 17°C / 62°F | 😎 nice |
|---|---|---|
| Nighttime low | 7°C / 45°F | |
| Rainfall | 23 mm / 0.9 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | 8°C / 46°F | |
| Sunshine | 7.7 h/day | |
| Daylight | 10.2 h | |
| Wind | 17 km/h / 10 mph | |
| Air quality (US AQI) | 26 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Rosario in July — FAQ
- Is July a good time to visit Rosario?
- July in Rosario: nice, dry, with clean air — an excellent time to visit. It ranks #10 of 12 months for Rosario on SeasonMap's comfort score (83/100).
- What is the weather like in Rosario in July?
- In July, Rosario averages a daily high of 16.7°C and a low of 7.2°C, with about 22.8 mm of rain over roughly 3.2 rainy days.
- What is the air quality in Rosario in July?
- Rosario has a mean US Air Quality Index of about 26 in July.