Riyadh · AutumnMonth summary
Riyadh weather in September
✅ Good
🌡️ Temperature min / max
27°C – 40°C
🌧 Rainy days
0% of days
☀️ Sunshine
11.4h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
6.9/10
📅 📅 Best month
March (9.1/10)
Quick decision
Should you visit Riyadh in September?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 40°C.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Not the best window: 0% rain risk and 11.4h of sunshine. March is much safer.
By trip type
Riyadh in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in September
🎯 Shoulder season — good value with reasonable accommodation prices Autumn marks the end of peak season in Riyadh. Temperatures drop (40°C) and rain returns (0% of days). Rain is virtually absent (0% of days) — ideal for planning without a backup. Not the best window, but acceptable if dates are constrained. March (9.1/10) is significantly better if possible.
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All months for Riyadh
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 9°C | 20°C | 7% | 0.5 | 10.0h | 7.8/10 |
| 🌤️ February | 11°C | 23°C | 10% | 0.5 | 10.0h | 8.3/10 |
| ☀️ March | 16°C | 28°C | 9% | 0.3 | 10.7h | 9.1/10 |
| ☀️ April | 20°C | 34°C | 9% | 0.4 | 11.1h | 7.5/10 |
| 🥵 May | 26°C | 39°C | 3% | 0.1 | 11.7h | 6.9/10 |
| 🥵 June | 29°C | 42°C | 0% | 0.0 | 12.0h | 3.9/10 |
| 🥵 July | 30°C | 44°C | 0% | 0.0 | 12.0h | 3.9/10 |
| 🥵 August | 30°C | 43°C | 0% | 0.0 | 11.9h | 3.9/10 |
| 🥵 September | 27°C | 40°C | 0% | 0.0 | 11.4h | 6.9/10 |
| ☀️ October | 21°C | 35°C | 1% | 0.0 | 11.0h | 7.4/10 |
| ☀️ November | 16°C | 28°C | 8% | 0.4 | 10.3h | 9.1/10 |
| 🌤️ December | 11°C | 22°C | 5% | 0.3 | 10.0h | 8.3/10 |
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, Riyadh averages 40°C, 0% rainy days and 11.4h of sunshine per day. Overall weather score: 6.9/10.
See methodology →
Comparison
September vs March (best month)
The best month is March (score 9.1/10). Difference:
- 🌡️ Max temperature : -12°C
- 🌧 Rainy days : +9%
- ☀️ Sunshine : -0.7h/day
FAQ
FAQ — Riyadh in September
Is September a good time to visit Riyadh?
September is an acceptable time for Riyadh (score 6.9/10). Conditions are decent but not optimal — consider March (9.1/10) if possible.
Is it too hot in Riyadh in September?
Temperatures reach 40°C. The heat is extreme — limit activities to cooler hours. Sunshine: 11.4h/day.
Accommodation
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Activities & tours
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