Czechia weather in September 2025
September
Czechia weather in September 2025
September
Day
20 °C
Night
9 °C
Precipitation
52 mm
in month
Rainy days
9 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
77 %
Day
20 °C
Night
9 °C
Precipitation
52 mm
in month
Rainy days
9 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
77 %
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Weather overview and FAQs
Weather overview
In September in Czechia, the average air temperature ranges from 20 °C (68 °F) during the day to 9 °C (48 °F) at night. There are 9 days of rain on average, where the rainfall is 52 mm (2.07 in).
Are there good conditions to visit in September in Czechia?
There are good conditions for visiting in September in Czechia. You can expect just 9 days of rain during the month, taking an umbrella is not necessary. There are some people, who may feel a slight chill at 20 °C (68 °F), but others will feel perfectly fine. The temperature of 9 °C (48 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in Czechia in September?
In Czechia in September, the average daily temperatures will be 20 °C (68 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
How many days of precipitation on average can I expect in September in Czechia?
There are 9 days, which are rainy in September in Czechia, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.0 days of the week, or in general - 29 % days.
How heavy is the precipitation in Czechia in September?
There is precipitation of 52 mm (2.07 in) in September in Czechia, which means 2 mm (0.07 in) rainfall per day on average.
Is September part of the dry season in Czechia?
No, September is not a dry month in Czechia, expect rain approximately 9 days in a month.
What is the air temperature in September in Czechia at night?
The average night temperature in Czechia in September is 9 °C (48 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
How long is the day (from dawn till dusk) in Czechia in September?
The length of daylight in Czechia in September is 12 hours.
How many sunny hours can I expect in September in Czechia?
There is an average length of sunshine of 5 hours per day in September in Czechia.
How windy is it in Czechia in September?
In Czechia in September, there will be an average wind scale of 3. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
What level of humidity is to expect in September in Czechia?
Humidity in Czechia in September is 77 %.
Is the weather in Czechia warmer in September than in August?
No, in Czechia in September the temperature is not higher than in August.
Is Czechia rainier in September than in August?
No, in Czechia in September it does not rain more than in August.
Is the temperature rising or falling in the course of time in September in Czechia?
During September in Czechia, the day temperatures are decreasing - from 22 °C (72 °F) at the beginning of the month to 17 °C (62 °F) at the end of the month.
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