Best time to visit Iran
The best time to visit Iran is April, May and October, when its 3 destinations average 93/100 for climate comfort — July is the weakest month, at 64/100.
Updated September 2026 · averaged over 3 Iran destinations · climate normals from ERA5 reanalysis
Iran climate comfort by month
| Month | Comfort | Avg high | Rain | Pick of the month |
|---|---|---|---|---|
| January | 65 | 8.7°C | 50 mm | Shiraz 69 |
| February | 74 | 12.1°C | 40 mm | Shiraz 79 |
| March | 82 | 17°C | 48 mm | Shiraz 85 |
| April | 93 | 23°C | 30 mm | Isfahan 95 |
| May | 92 | 29°C | 11 mm | Tehran 94 |
| June | 74 | 35.5°C | 1 mm | Tehran 82 |
| July | 64 | 37°C | 6 mm | Tehran 70 |
| August | 76 | 35.1°C | 1 mm | Tehran 81 |
| September | 87 | 32.1°C | 1 mm | Isfahan 88 |
| October | 93 | 25.2°C | 7 mm | Isfahan 94 |
| November | 80 | 16.1°C | 30 mm | Shiraz 86 |
| December | 70 | 11.4°C | 34 mm | Shiraz 75 |
Comfort is SeasonMap's 0–100 score, averaged across every Iran destination in the dataset. Each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. Averages from ERA5 reanalysis normals, not forecasts.
All 3 destinations in Iran
Iran — FAQ
- When is the best time to visit Iran?
- April, May and October. Across Iran's 3 destinations, April averages 93/100 for climate comfort with mean highs of 23°C and 30 mm of rain.
- What is the worst month to visit Iran?
- July, averaging 64/100 — mean highs of 37°C and 6 mm of rain across the country's destinations.
- What is the hottest month in Iran?
- July, with mean daily highs of 37°C averaged across 3 destinations.
- What is the wettest month in Iran?
- January, averaging 50 mm of rain.