Prague · AutumnMonth summary
Prague weather in September
✅ Good
🌡️ Temperature min / max
12°C – 21°C
🌧 Rainy days
28% of days
☀️ Sunshine
10.2h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.5/10
📅 📅 Best month
June (8.2/10)
Quick decision
Should you visit Prague in September?
✅ Good
✅ Yes if: you want to explore the city on foot without suffering from heat.
❌ No if: you're looking for a beach destination — water and air are still cool.
Our take: September is a good time to visit Prague. June remains slightly better (+0.7 pts).
By trip type
Prague 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
🎯 Harvest season — fresh local produce at markets and restaurants Autumn in Prague is often underrated: 21°C, golden light and declining crowds. An interesting window. Expect rain on 28% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if June (8.2/10) remains theoretically better.
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All months for Prague
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌨️ January | -1°C | 3°C | 37% | 1.3 | 4.0h | 3.0/10 |
| 🌦️ February | 0°C | 7°C | 35% | 1.5 | 6.3h | 4.1/10 |
| 🌫️ March | 1°C | 10°C | 31% | 1.1 | 8.3h | 5.1/10 |
| ⛅ April | 4°C | 15°C | 31% | 1.4 | 10.6h | 7.0/10 |
| 🌤️ May | 9°C | 20°C | 38% | 2.1 | 12.0h | 7.4/10 |
| 🌤️ June | 14°C | 25°C | 38% | 2.4 | 13.2h | 8.2/10 |
| 🌤️ July | 16°C | 26°C | 38% | 2.1 | 12.8h | 8.2/10 |
| 🌤️ August | 15°C | 26°C | 34% | 2.5 | 12.1h | 8.2/10 |
| 🌤️ September | 12°C | 21°C | 28% | 2.1 | 10.2h | 7.5/10 |
| ⛅ October | 8°C | 15°C | 37% | 1.7 | 7.2h | 5.9/10 |
| 🌫️ November | 2°C | 8°C | 32% | 1.4 | 4.2h | 4.0/10 |
| 🌨️ December | 0°C | 4°C | 33% | 1.5 | 3.4h | 3.0/10 |
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, Prague averages 21°C, 28% rainy days and 10.2h of sunshine per day. Overall weather score: 7.5/10.
See methodology →
Comparison
September vs June (best month)
The best month is June (score 8.2/10). Difference:
- 🌡️ Max temperature : +4°C
- 🌧 Rainy days : +10%
- ☀️ Sunshine : +3.0h/day
FAQ
FAQ — Prague in September
Is September a good time to visit Prague?
September is an excellent time to visit Prague (score 7.5/10). With 21°C, 10.2h of sunshine and 28% rain, conditions are very favourable.
What to do in Prague in September?
With 21°C max and 10.2h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Prague
Guided tours, skip-the-line tickets and local experiences.
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