Weather in İran in Eylül
Country-wide climate normals across 25 cities in İran.
How Hot Is İran in Eylül?
İran's September runs hot, but altitude and latitude create dramatic contrasts: 21°C to 44°C across the country.
Sunshine in İran in Eylül
İran basks in long sunny days throughout September — averaging 9.4h of direct sun a day in Tehran, with sun up between 6:20 am and 6:45 pm. Skies are mostly clear across the country, and warmer regions like Ahvaz typically see even more direct sun, making September one of the brightest stretches of the year nationwide.
Does It Rain In İran In Eylül?
Most regions of İran stay dry in September — Tehran averages 13mm across 1 days, with even less rainfall in arid regions. Showers come and go, but long dry stretches between them dominate the calendar. Coastal regions may see slightly more than the inland average, but the overall pattern is reliably dry.
Is İran Humid In Eylül?
Dry air dominates İran's September: humidity averages 32% in Tehran, and the country as a whole leans low-moisture. The arid interior sees the lowest readings, while coastal cities may register a few percentage points higher. Conditions remain crisp and comfortable through the month.
Wind In İran In Eylül
Light breezes are typical across İran in September: 17 kph in Tehran, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In İran In Eylül
Cloud cover stays low across İran's September: Tehran averages 18%, and most regions of the country see similarly clear skies. Wall-to-wall sunshine is the norm rather than the exception.