Best Time to Visit Iran
Iran is at its sunniest and driest in April–October.
The best time to visit Iran for sunny, dry weather is April–October — 7 months of the year match our sunny profiles at a country-wide average. The drier half of the year covers May–November, while the wetter half runs through December–April. Country-wide monthly temperatures range from 6°C / 42.8°F in January to 32.5°C / 90.5°F in July, and monthly rainfall from 2 mm / 0.1 in (July) to 42 mm / 1.7 in (March). Iran's climate is broadly seasonal. These are national area-weighted averages from long-term climate normals — regional variation within Iran can be substantial, especially for large or geographically diverse countries. Below, every month is classified against our five weather profiles so you can match your travel window to your preferred weather.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| April | 18.5°C65.3°F | 35 mm1.4″ | Sunny & Mild |
| May | 24°C75.2°F | 15 mm0.6″ | Sunny & Warm |
| June | 29.5°C85.1°F | 3 mm0.1″ | Sunny & Hot |
| July | 32.5°C90.5°F | 2 mm0.1″ | Sunny & Hot |
| August | 32°C89.6°F | 3 mm0.1″ | Sunny & Hot |
| September | 28°C82.4°F | 4 mm0.2″ | Sunny & Hot |
| October | 21°C69.8°F | 12 mm0.5″ | Sunny & Warm, Sunny & Mild |
Frequently asked questions
When is the best time to visit Iran?
The best time to visit Iran for sunny, dry weather is April, May, June, July, August, September, October. The warmest month is July (32.5°C / 90.5°F country-wide average) and the driest is July (about 2 mm / 0.1 in). These months combine warmth with low rainfall based on long-term climate normals.
When is the rainy season in Iran?
The rainy season in Iran runs through December–April, when monthly rainfall exceeds the national annual median of about 25 mm / 1 in. The wettest single month is March, averaging 42 mm / 1.7 in.
What is the dry season in Iran?
The drier half of the year in Iran covers May–November, when monthly rainfall stays at or below the annual median of about 25 mm / 1 in. The driest single month is July with about 2 mm / 0.1 in.
What months should I avoid visiting Iran?
The least comfortable months for travel in Iran — based on our climate data — are January, February, March, April, November, December. These are Iran's wettest or coolest months. Rainfall peaks at 42 mm / 1.7 in in March, and temperatures bottom out at 6°C / 42.8°F in January.
Is there a shoulder season in Iran?
Iran doesn't have a distinct shoulder season by our heuristics — its climate is either sunny-and-dry or clearly outside those bounds most of the year. Consider the July window (driest) or July window (warmest) as alternatives to peak season.