When to go · Prague
Prague in September
Great month. Warm; crowds thin.
Key facts
- Verdict
- Great
- Temperature
- 20°C (68°F)68°F (20°C) / 10°C (50°F)50°F (10°C)
- average high / low
- Rain days
- 8
- Crowds
- Medium
- Czech Republic overall
- Prices
- Medium
- Czech Republic overall
Verdict
Warm; crowds thin.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than September?
No other month rates higher than September for Prague in this guide.
Weather in September
- PragueHighs around 20 °C (68 °F), lows around 10 °C (50 °F), rain on about 8 daysHighs around 68 °F (20 °C), lows around 50 °F (10 °C), rain on about 8 days
- Bohemia (Prague, Český Krumlov), Czech Republic · Prague, Kutná Hora, Český Krumlov, Karlovy Varybest weather
Continental: grey, frosty winters around 0 °C (32 °F), warm summers with 30 °C (86 °F) spells and thunderstorms; May–June and September are the sweet spots.Continental: grey, frosty winters around 32 °F (0 °C), warm summers with 86 °F (30 °C) spells and thunderstorms; May–June and September are the sweet spots.
Autumn season
Warm days in September, colour in the parks and thinner crowds.
Watch: Damp and grey in November.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
St Wenceslas Day (Czech Statehood Day) check
28 September (public holiday) · Wenceslas Square
Shops closed; a small celebration by the statue.
Wine harvest and cellar openings check
September to October (check) · Vinohrady, Troja and nearby vineyards
Young wine (burčák) sold at markets and stalls; a seasonal treat.
Crowds and prices
- Crowds · Czech Republic overall
- Medium
- Prices · Czech Republic overall
- Medium
Czech Republic overall: Best all-round month: warm days, fewer groups, wine harvest in Moravia.
Compare two months
Weather, crowds and prices for any two months in Prague, side by side.
Verdict
Sep: Great
May: Great
Daytime high
Sep: 20 °C (68 °F)68 °F (20 °C)
May: 20 °C (68 °F)68 °F (20 °C)
Night low
Sep: 10 °C (50 °F)50 °F (10 °C)
May: 9 °C (48 °F)48 °F (9 °C)
Rain days
Sep: 8 (better)
May: 11
Crowds
Sep: Medium
May: High
Prices
Sep: Medium
May: High
Festivals listed
Sep: 2
May: 4
September: Warm; crowds thin.
May: Warm; good light.
Prague: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings