Weather in Irāna in septembris
Country-wide climate normals across 25 cities in Irāna.
How Hot Is Irāna in septembris?
Country-wide heat with notable spread: Irāna's September ranges from 21°C in the cooler highlands to 44°C in the inland or southern hot spots.
Sunshine in Irāna in septembris
Irāna's September is reliably sunny — 9.4h of sun a day in Tehran, with even more in Ahvaz. The combination of long daylight and persistently clear skies means September is among the country's best months for sun, with very few overcast stretches anywhere.
Does It Rain In Irāna In septembris?
Most regions of Irāna 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 Irāna Humid In septembris?
Irāna has low humidity in September — averaging 32% across Tehran, with the drier inland and desert regions seeing even less. The crisp dry air makes temperatures feel cooler than the thermometer suggests, and outdoor activity is comfortable even when the sun is strong. Most regions share this dry-air pattern.
Wind In Irāna In septembris
Light breezes are typical across Irāna 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 Irāna In septembris
Cloud cover stays low across Irāna'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.