Slovakia weather in September 2025
Slovakia weather in September 2025
Day
20 °C
Night
8 °C
Precipitation
62 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
75 %
Day
20 °C
Night
8 °C
Precipitation
62 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
75 %
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Weather overview and FAQs
Weather overview
In Slovakia in September, the average air temperature ranges from 20 °C (68 °F) during the day to 8 °C (47 °F) at night. There are 10 days of rain on average, where the rainfall is 62 mm (2.44 in).
Are there good conditions to visit in September in Slovakia?
There are good conditions for visiting in September in Slovakia. You can expect just 10 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 8 °C (47 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the temperature in Slovakia during the day in September?
In September in Slovakia, 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 rainy days can I expect in Slovakia in September?
In September in Slovakia, we can expect 10 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.3 days of the week, or in general - 33 % days.
What is the air temperature in September in Slovakia at night?
The average night temperature in Slovakia in September is 8 °C (47 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
Is the weather in Slovakia warmer in September than in August?
No, in Slovakia in September the temperature is not higher than in August.
How heavy is the precipitation in Slovakia in September?
There is precipitation of 62 mm (2.44 in) in September in Slovakia, which means 2 mm (0.08 in) rainfall per day on average.
Is there a wet season in Slovakia in September?
No, there is no wet season in September in Slovakia - you can expect 10 days of rain during the month.
What is the temperature trend in Slovakia in September?
During September in Slovakia, 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.
How windy is it in September in Slovakia?
In Slovakia 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.
How many hours of sun to expect in Slovakia in September?
In Slovakia in September, you can expect around 6 hours of sunshine.
How long is the day (from dawn till dusk) in Slovakia in September?
The length of daylight in Slovakia in September is 12 hours.
What is the humidity in September in Slovakia?
Humidity in Slovakia in September is 75 %.
Is Slovakia rainier in September than in October?
Yes, in September in Slovakia it rains more than in October.