September
Weather in Slovakia for September 2025
Your guide to Slovakia weather in September - trends and predictions
In general, the average temperature in Slovakia at the beginning of September is 29.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.1 °C by the end of September.
Slovakia experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 112.3 mm.
Is September a good time to visit Slovakia? check out the best time to travel to Slovakia page.
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Temperatures
Rain 🌧️
More
22
Dry days
8
Rainy days
0
Snow days
24°/14°
Temperatures
19 km/h
Avg max wind
60 %
Avg humidity
Slovakia in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  31° | 3  30° | 4 29° | 5 29° | 6 27° | 7 30° |
| 8 29° | 9 27° | 10 25° | 11 27° | 12 24° | 13 18° | 14  16° |
| 15 18° | 16 19° | 17 23° | 18 26° | 19  22° | 20 24° | 21 24° |
| 22 22° | 23 20° | 24 18° | 25 22° | 26 24° | 27  22° | 28 22° |
| 29 20° | 30  20° |
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Temperatures trend during September in Slovakia
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Partly cloudy | 30° /16° | 0.1 mm | 8 | |
| 2 Sept. | Sunny | 31° /17° | 0 mm | 8 | |
| 3 Sept. | Patchy light rain with thunder | 30° /17° | 0.6 mm | 7 | |
| 4 Sept. | Sunny | 29° /16° | 0 mm | 8 | |
| 5 Sept. | Partly cloudy | 29° /16° | 0 mm | 8 | |
| 6 Sept. | Sunny | 27° /15° | 0.4 mm | 7 | |
| 7 Sept. | Sunny | 30° /15° | 0 mm | 8 | |
| 8 Sept. | Sunny | 29° /16° | 0 mm | 8 | |
| 9 Sept. | Sunny | 27° /15° | 11.6 mm | 6 | |
| 10 Sept. | Sunny | 25° /14° | 0 mm | 6 | |
| 11 Sept. | Sunny | 27° /14° | 0.1 mm | 7 | |
| 12 Sept. | Sunny | 24° /13° | 6.2 mm | 6 | |
| 13 Sept. | Partly cloudy | 18° /12° | 26 mm | 5 | |
| 14 Sept. | Overcast | 16° /9° | 17 mm | 4 | |
| 15 Sept. | Partly cloudy | 18° /11° | 32.7 mm | 5 | |
| 16 Sept. | Partly cloudy | 19° /12° | 11.5 mm | 5 | |
| 17 Sept. | Sunny | 23° /12° | 0.3 mm | 6 | |
| 18 Sept. | Partly cloudy | 26° /14° | 0 mm | 7 | |
| 19 Sept. | Light rain shower | 22° /14° | 3.4 mm | 5 | |
| 20 Sept. | Sunny | 24° /12° | 0 mm | 7 | |
| 21 Sept. | Patchy rain possible | 24° /13° | 0 mm | 6 | |
| 22 Sept. | Patchy rain possible | 22° /12° | 0 mm | 6 | |
| 23 Sept. | Overcast | 20° /12° | 0 mm | 5 | |
| 24 Sept. | Overcast | 18° /13° | 1.2 mm | 5 | |
| 25 Sept. | Patchy rain possible | 22° /12° | 0.1 mm | 5 | |
| 26 Sept. | Sunny | 24° /14° | 0 mm | 7 | |
| 27 Sept. | Cloudy | 22° /14° | 0.4 mm | 5 | |
| 28 Sept. | Sunny | 22° /12° | 0 mm | 6 | |
| 29 Sept. | Sunny | 20° /10° | 0 mm | 6 | |
| 30 Sept. | Light rain | 20° /9° | 0.8 mm | 5 | |
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Important Notice
Our weather forecast for Slovakia in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Slovakia forecast closer to your planned date for the most up-to-date weather information.
Slovakia in September - FAQ
What are the expected maximum and minimum temperatures in Slovakia during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Slovakia during September?
Significant rainfall exceeding 112.3 mm is expected in Slovakia during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Slovakia during September?
The average wind speed in Slovakia during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Slovakia in September?
As you prepare for your trip to Slovakia in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Slovakia, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Slovakia
Explore the daily rainfall trends and prepare for Slovakias September weather 💧
UV exposure in Slovakia during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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