San Salvador weather in October
October in San Salvador: hot, soaked, with clean air — a fair time to visit.
#8 of 12 months in San Salvador · #545 of 604 destinations to visit in October · comfort 59/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
San Salvador climate normals — October
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 21°C / 70°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 263 mm / 10.3 in | ⛈ soaked |
| Rainy days | 28 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 21°C / 70°F | |
| Sunshine | 9.2 h/day | |
| Daylight | 11.8 h | |
| Wind | 7 km/h / 5 mph | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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San Salvador in October — FAQ
- Is October a good time to visit San Salvador?
- October in San Salvador: hot, soaked, with clean air — a fair time to visit. It ranks #8 of 12 months for San Salvador on SeasonMap's comfort score (59/100).
- What is the weather like in San Salvador in October?
- In October, San Salvador averages a daily high of 28°C and a low of 21.1°C, with about 262.6 mm of rain over roughly 27.8 rainy days.
- What is the air quality in San Salvador in October?
- San Salvador has a mean US Air Quality Index of about 42 in October.