Santiago weather in April
April in Santiago: nice, dry, with poor air quality — an excellent time to visit.
#6 of 12 months in Santiago · #125 of 604 destinations to visit in April · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Santiago climate normals — April
| Daytime high | 23°C / 73°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 51°F | |
| Feels like (high) | 22°C / 72°F | |
| Rainfall | 17 mm / 0.7 in | ☀️ dry |
| Rainy days | 2 days | |
| Humidity | 53% | 🍃 comfortable |
| Dew point | 6°C / 42°F | |
| Sunshine | 9.9 h/day | |
| Daylight | 11.2 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 113 | 😷 poor |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Santiago in April — FAQ
- Is April a good time to visit Santiago?
- April in Santiago: nice, dry, with poor air quality — an excellent time to visit. It ranks #6 of 12 months for Santiago on SeasonMap's comfort score (87/100).
- What is the weather like in Santiago in April?
- In April, Santiago averages a daily high of 22.6°C and a low of 10.8°C, with about 16.8 mm of rain over roughly 1.8 rainy days.
- What is the air quality in Santiago in April?
- Santiago has a mean US Air Quality Index of about 113 in April.