September · El Salvador
Best time to visit El Tunco in September Weather, crowds & prices
Weather in El Tunco in September
Average temperature 27°C, 321 mm of rain, about 25 days with 6+ hours of sunshine and 82% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
6.3/10
Ranked #12 of 12 months
- Avg temp
- 27°C
- Rainfall
- 321 mm
- Humidity
- 82%
- Days with 6h+ sun
- 25
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in El Tunco scores 6.3/10 for beach and coastal travel - ranked #12 of 12. Expect around 27°C, 321 mm of rain, and roughly 25 days with 6+ hours of sunshine this month.
El Tunco is a small Pacific surf village in El Salvador, known for black-sand beaches and steady point breaks.
September in El Tunco — middling scores, decent value
Days in September average 27°C (81°F) and humidity near 82% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
This is the year's wettest stretch at 321 mm, but with about 25 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.
That is 6.3/10 on the same scale — 12th of 12 months, versus 9.5/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, February is materially better in El Tunco — 3.2 points higher on the same scale.
Frequently asked
- What is the weather like in El Tunco in September?
- In September, El Tunco averages 27°C, 321 mm of rain, and about 25 days with 6+ hours of sunshine. Its climate-comfort score is 6.3/10.
- Is September a good time to visit El Tunco?
- September earns a 6.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in El Tunco in September?
- Expect about 321 mm of rain in September. Average humidity is 82% and there are about 25 days with 6+ hours of sunshine.
Curated in El Tunco
Tickets & experiences
Things to do in El Tunco
El Tunco, El Salvador. Live activities and tours from GetYourGuide, matched to this destination.