City in Isfahan Province, Iran
Isfahan weather by month and the best time to visit
When to go to Isfahan
Apr–May and Oct are mild and clear. Summer is hot and dry; winters are cold. The Zayandeh river is often dry, and Nowruz crowds are heavy.
Isfahan weather by month
Average daily high, rainfall and conditions.
- Jan10°23 mm
- Feb13°20 mm
- Mar18°28 mm
- Apr23°26 mm
- May30°10 mm
- Jun36°2 mm
- Jul38°1 mm
- Aug36°1 mm
- Sep32°1 mm
- Oct26°4 mm
- Nov16°24 mm
- Dec11°26 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 10°C49°F | -3°C26°F | 23 mm | 59% | Cold |
| February | 13°C55°F | -2°C29°F | 20 mm | 56% | Cool |
| March | 18°C65°F | 2°C36°F | 28 mm | 49% | Pleasant |
| April | 23°C74°F | 7°C45°F | 26 mm | 46% | Pleasant |
| May | 30°C86°F | 13°C56°F | 10 mm | 32% | Pleasant |
| June | 36°C98°F | 18°C65°F | 2 mm | 18% | Very hot |
| July | 38°C101°F | 21°C70°F | 1 mm | 17% | Very hot |
| August | 36°C98°F | 20°C67°F | 1 mm | 17% | Very hot |
| September | 32°C90°F | 16°C60°F | 1 mm | 19% | Pleasant |
| October | 26°C78°F | 10°C50°F | 4 mm | 29% | Pleasant |
| November | 16°C62°F | 2°C36°F | 24 mm | 48% | Cool |
| December | 11°C52°F | -2°C29°F | 26 mm | 58% | Cool |
Best months across Iran
Quick answers
What is the best month to visit Isfahan?
Apr–May, Oct. Apr–May and Oct are mild and clear. Summer is hot and dry; winters are cold. The Zayandeh river is often dry, and Nowruz crowds are heavy.
When is the rainy season in Isfahan?
Rain peaks in March with about 28 mm. No month averages 150 mm or more.
What is the hottest month in Isfahan?
July, with average highs of 38°C (101°F).
How cold does Isfahan get?
The coolest nights are in January, averaging -3°C (26°F).
More about Isfahan
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 0.8°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.