Saint-Denis weather in July
July in Saint-Denis: warm, a little rain, with clean air — an excellent time to visit.
#4 of 12 months in Saint-Denis · #167 of 604 destinations to visit in July · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Saint-Denis climate normals — July
| Daytime high | 24°C / 75°F | 🌤 warm |
|---|---|---|
| Nighttime low | 20°C / 68°F | |
| Feels like (high) | 25°C / 77°F | |
| Rainfall | 43 mm / 1.7 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 17°C / 62°F | |
| Sunshine | 9.9 h/day | |
| Daylight | 11 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Saint-Denis?
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Saint-Denis in July — FAQ
- Is July a good time to visit Saint-Denis?
- July in Saint-Denis: warm, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Saint-Denis on SeasonMap's comfort score (87/100).
- What is the weather like in Saint-Denis in July?
- In July, Saint-Denis averages a daily high of 24°C and a low of 19.8°C, with about 42.5 mm of rain over roughly 12.6 rainy days.
- What is the air quality in Saint-Denis in July?
- Saint-Denis has a mean US Air Quality Index of about 39 in July.