Month guide · Prague · Czechia
Prague in September
What September is really like in Prague: weather, crowds, prices, events and what to pack.
Updated By the AMZBooking editorial team
Photo: VitVit, CC BY-SA 4.0
Quick answer
September is one of the best months to visit Prague. Expect average highs of 19°C (66°F), lows of 10°C (50°F), about 6 rainy days and roughly 12.5 hours of daylight. Pleasant and often sunny, with fewer crowds after the summer holidays — an excellent month to visit.
Key facts
- Average high / low
- 19°C (66°F) / 10°C (50°F)
- Rainy days
- About 6
- Daylight
- About 12.5 hours
- Crowds
- Busy
- Hotel prices
- High
Weather in September
September is the 5th-warmest month in Prague: days average 19°C (66°F) against a yearly average high of 14°C (57°F), and nights fall to about 10°C (50°F). Rain falls on roughly 6 of its 30 days. Compared with August (25°C (77°F)), September is cooler; by October highs drop to around 13°C (55°F).
- Sunrise (15 September)
- About 06:38
- Sunset (15 September)
- About 19:17
- Daylight
- About 12.5 hours
Autumn (September–November). Mild, often sunny September, golden October and cold, grey November with far fewer visitors.
Crowds and prices
On a 1–5 scale, September rates 4 for crowds (the peak is June at 5) and 4 for hotel prices (highest in June). Book accommodation early: September is one of the pricier months.
Events in September
- Dvořák Prague international music festival (usually September)
Dates move from year to year. Check the organiser’s site before booking travel around an event.
What to do in September
Mild, settled days suit walking, viewpoints and time outdoors.
Castle · Hradčany
Prague Castle
Arrive at opening or late afternoon; the courtyards are free to walk, and the noon changing of the guard in the first courtyard draws big crowds.
- Time needed
- 3–4 hours
- Cost
- Mid-priced
- Iconic
- History
- Views
- Architecture
- Kids
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Historic site · Old Town
Old Town Hall and Astronomical Clock
Installed in 1410, the Astronomical Clock on the Old Town Hall is the oldest of its kind still working.
- Time needed
- 1 hour
- Cost
- Low cost
- Iconic
- History
- Views
- Kids
Park · Malá Strana
Petřín Hill and Lookout Tower
Walk up through the orchards from Malá Strana or from Strahov Monastery, which is almost level with the top.
- Time needed
- 2 hours
- Cost
- Low cost
- Views
- Kids
- Couples
- Outdoors
Historic site · Vyšehrad
Vyšehrad
Legend places Prague's founding on this fortified rock above the Vltava.
- Time needed
- 2 hours
- Cost
- Free
- Free
- Views
- History
- Off the beaten path
- Outdoors
What to pack
For highs near 19°C, lows near 10°C and 6 wet days: layers, a warm sweater and a jacket for cool evenings; comfortable walking shoes.
Is September a good time to visit Prague?
One of the best months to visit Prague, with a notable event on the calendar. The other best months are May–June. Compare every month.
Prague in other months
Questions travellers ask
+Is September a good time to visit Prague?
It is one of the best months to visit Prague. Pleasant and often sunny, with fewer crowds after the summer holidays — an excellent month to visit.
+How warm is Prague in September?
Average highs are around 19°C (66°F) and lows around 10°C (50°F).
+Does it rain a lot in Prague in September?
Expect rain on about 6 days of the month.