Tehran weather in August
August in Tehran: hot, dry — an excellent time to visit.
#6 of 12 months in Tehran · #302 of 604 destinations to visit in August · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Tehran climate normals — August
| Daytime high | 34°C / 94°F | 🥵 hot |
|---|---|---|
| Nighttime low | 23°C / 73°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 1 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 22% | 🌵 dry |
| Dew point | 4°C / 40°F | |
| Sunshine | 12.5 h/day | |
| Daylight | 13.5 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 77 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tehran in August — FAQ
- Is August a good time to visit Tehran?
- August in Tehran: hot, dry — an excellent time to visit. It ranks #6 of 12 months for Tehran on SeasonMap's comfort score (80/100).
- What is the weather like in Tehran in August?
- In August, Tehran averages a daily high of 34.3°C and a low of 22.7°C, with about 1 mm of rain over roughly 0 rainy days.
- What is the air quality in Tehran in August?
- Tehran has a mean US Air Quality Index of about 77 in August.