Isfahan · AutumnMonth summary
Isfahan weather in September
✅ Good
🌡️ Temperature min / max
63°F – 91°F
🌧 Rainy days
0% of days
☀️ Sunshine
11.2h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.0/10
📅 📅 Best month
May (9.0/10)
Quick decision
Should you visit Isfahan in September?
✅ Good
✅ Yes if: you're looking for maximum sunshine — 11.2h per day on average.
❌ No if: you struggle with heat — temperatures regularly exceed 30°F.
Our take: Favourable conditions in September (8.0/10). May scores higher but the gap is small.
By trip type
Isfahan in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
Autumn in Isfahan is often underrated: 33°F, golden light and declining crowds. An interesting window. Rain is virtually absent (0% of days) — ideal for planning without a backup. A good balance between weather and crowds, even if May (9.0/10) remains theoretically better.
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Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | 27°F | 50°F | 11% | 0.0in | 9.6h | 7.0/10 |
| ⛅ February | 30°F | 57°F | 15% | 0.0in | 10.1h | 7.0/10 |
| 🌤️ March | 39°F | 66°F | 16% | 0.0in | 11.0h | 7.6/10 |
| 🌤️ April | 50°F | 75°F | 18% | 0.0in | 11.6h | 8.5/10 |
| ☀️ May | 59°F | 86°F | 7% | 0.0in | 12.6h | 9.0/10 |
| 🥵 June | 68°F | 97°F | 1% | 0.0in | 13.0h | 6.9/10 |
| 🥵 July | 73°F | 100°F | 0% | 0.0in | 12.9h | 6.9/10 |
| 🥵 August | 70°F | 97°F | 0% | 0.0in | 12.6h | 6.9/10 |
| ☀️ September | 63°F | 91°F | 0% | 0.0in | 11.2h | 8.0/10 |
| ☀️ October | 50°F | 79°F | 3% | 0.0in | 10.8h | 9.0/10 |
| ⛅ November | 39°F | 61°F | 12% | 0.0in | 9.7h | 7.2/10 |
| 🌫️ December | 30°F | 52°F | 11% | 0.0in | 9.0h | 7.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Isfahan averages 91°F, 0% rainy days and 11.2h of sunshine per day. Overall weather score: 8.0/10.
See methodology →
Comparison
September vs May (best month)
The best month is May (score 9.0/10). Difference:
- 🌡️ Max temperature : -3°F
- 🌧 Rainy days : +7%
- ☀️ Sunshine : +1.4h/day
FAQ
FAQ — Isfahan in September
Is September a good time to visit Isfahan?
September is an excellent time to visit Isfahan (score 8.0/10). With 91°F, 11.2h of sunshine and 0% rain, conditions are very favourable.
Is it too hot in Isfahan in September?
Temperatures reach 91°F. It's intense but manageable with sunscreen and water. Sunshine: 11.2h/day.
Accommodation
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Activities & tours
Activities and tours in Isfahan
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