Tehran weather in October
October in Tehran: nice, dry — one of the best months to visit.
#2 of 12 months in Tehran · #35 of 604 destinations to visit in October · comfort 92/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Tehran climate normals — October
| Daytime high | 23°C / 73°F | 😎 nice |
|---|---|---|
| Nighttime low | 12°C / 54°F | |
| Feels like (high) | 20°C / 68°F | |
| Rainfall | 17 mm / 0.7 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 36% | 🌵 dry |
| Dew point | 3°C / 37°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 11.3 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 80 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tehran in October — FAQ
- Is October a good time to visit Tehran?
- October in Tehran: nice, dry — one of the best months to visit. It ranks #2 of 12 months for Tehran on SeasonMap's comfort score (92/100).
- What is the weather like in Tehran in October?
- In October, Tehran averages a daily high of 23°C and a low of 12.3°C, with about 17 mm of rain over roughly 4 rainy days.
- What is the air quality in Tehran in October?
- Tehran has a mean US Air Quality Index of about 80 in October.