Avg high
25°C
Avg low
14°C
Rainfall
19 mm
Rain days
2.8
Sunshine
10.3 h/day
Daylight
11.1 h
What to pack for Tehran in October
- t-shirts and light layers
- a light jacket for evenings
Humidity averages 33%; max daily wind around 15 km/h.
How October compares
Best months in Tehran: April & October. See the full best time to visit Tehran guide.
Tehran in October: the details
In October, Tehran sees average daytime highs of 25°C (77°F) and overnight lows of 14°C (57°F). Rainfall totals roughly 19 mm across 2.8 rainy days, and the sun shines about 10.3 hours per day with 11.1 hours of daylight mid-month. Relative humidity averages 33%.
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Tehran, Iran (35.69, 51.42) — see our methodology. Actual conditions vary year to year.
Where should you go next month?
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