Antigua Guatemala weather in August
August in Antigua Guatemala: hot, soaked, with very humid — a great time to visit.
#8 of 12 months in Antigua Guatemala · #396 of 604 destinations to visit in August · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Antigua Guatemala climate normals — August
| Daytime high | 26°C / 79°F | 🥵 hot |
|---|---|---|
| Nighttime low | 18°C / 64°F | |
| Feels like (high) | 29°C / 84°F | |
| Rainfall | 225 mm / 8.9 in | ⛈ soaked |
| Rainy days | 23 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 17°C / 63°F | |
| Sunshine | 9.7 h/day | |
| Daylight | 12.6 h | |
| Wind | 7 km/h / 4 mph | |
| Air quality (US AQI) | 72 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Antigua Guatemala?
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Antigua Guatemala in August — FAQ
- Is August a good time to visit Antigua Guatemala?
- August in Antigua Guatemala: hot, soaked, with very humid — a great time to visit. It ranks #8 of 12 months for Antigua Guatemala on SeasonMap's comfort score (72/100).
- What is the weather like in Antigua Guatemala in August?
- In August, Antigua Guatemala averages a daily high of 26°C and a low of 17.5°C, with about 225 mm of rain over roughly 22.6 rainy days.
- What is the air quality in Antigua Guatemala in August?
- Antigua Guatemala has a mean US Air Quality Index of about 72 in August.