Vaud (Lausanne)
September
Weather in Vaud for September 2025
Your guide to Vaud weather in September - trends and predictions
In general, the average temperature in Vaud at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.1 °C by the end of September.
Vaud experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 140.3 mm.
Is September a good time to visit Vaud? check out the best time to travel to Vaud page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
2
Dry days
28
Rainy days
0
Snow days
20°/12°
Temperatures
12 km/h
Avg max wind
73 %
Avg humidity
Vaud in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 23° | 3  24° | 4 24° | 5 24° | 6 25° | 7 25° |
| 8 24° | 9 21° | 10 21° | 11  21° | 12 21° | 13  19° | 14  19° |
| 15  20° | 16 19° | 17 17° | 18 18° | 19 17° | 20 17° | 21 19° |
| 22 18° | 23 17° | 24 19° | 25 18° | 26 18° | 27 17° | 28 16° |
| 29 16° | 30 16° |
You can click on date
Access Vaud weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in Vaud
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 24° /13° | 1.4 mm | 6 | |
| 2 Sept. | Sunny | 23° /13° | 1.6 mm | 6 | |
| 3 Sept. | Patchy rain possible | 24° /15° | 5.1 mm | 6 | |
| 4 Sept. | Patchy rain possible | 24° /14° | 3.6 mm | 6 | |
| 5 Sept. | Sunny | 24° /15° | 2.4 mm | 6 | |
| 6 Sept. | Sunny | 25° /14° | 0.1 mm | 6 | |
| 7 Sept. | Sunny | 25° /15° | 4.6 mm | 6 | |
| 8 Sept. | Sunny | 24° /15° | 8.8 mm | 6 | |
| 9 Sept. | Patchy rain possible | 21° /15° | 4.7 mm | 5 | |
| 10 Sept. | Patchy rain possible | 21° /13° | 2.3 mm | 5 | |
| 11 Sept. | Partly cloudy | 21° /13° | 4.7 mm | 6 | |
| 12 Sept. | Partly cloudy | 21° /11° | 1.7 mm | 6 | |
| 13 Sept. | Overcast | 19° /12° | 2.1 mm | 5 | |
| 14 Sept. | Cloudy | 19° /13° | 6 mm | 5 | |
| 15 Sept. | Moderate rain at times | 20° /12° | 5.3 mm | 5 | |
| 16 Sept. | Patchy rain possible | 19° /11° | 5.3 mm | 5 | |
| 17 Sept. | Patchy rain possible | 17° /11° | 1.2 mm | 4 | |
| 18 Sept. | Overcast | 18° /10° | 7.3 mm | 5 | |
| 19 Sept. | Patchy rain possible | 17° /9° | 6 mm | 4 | |
| 20 Sept. | Moderate or heavy rain shower | 17° /9° | 2.3 mm | 5 | |
| 21 Sept. | Sunny | 19° /9° | 3.4 mm | 5 | |
| 22 Sept. | Partly cloudy | 18° /9° | 5.9 mm | 5 | |
| 23 Sept. | Sunny | 17° /9° | 7.5 mm | 5 | |
| 24 Sept. | Sunny | 19° /10° | 4.2 mm | 5 | |
| 25 Sept. | Patchy rain possible | 18° /10° | 2.6 mm | 4 | |
| 26 Sept. | Moderate or heavy rain shower | 18° /10° | 16.4 mm | 5 | |
| 27 Sept. | Patchy rain possible | 17° /10° | 5.9 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /10° | 12.3 mm | 4 | |
| 29 Sept. | Patchy rain possible | 16° /9° | 4.8 mm | 4 | |
| 30 Sept. | Sunny | 16° /9° | 0.7 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Vaud 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 Vaud forecast closer to your planned date for the most up-to-date weather information.
Vaud in September - FAQ
What are the expected maximum and minimum temperatures in Vaud during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Vaud during September?
Significant rainfall exceeding 140.3 mm is expected in Vaud during September, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Vaud during September?
The average wind speed in Vaud during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Vaud in September?
As you prepare for your trip to Vaud 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 Vaud, 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
- 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 Vaud
Explore the daily rainfall trends and prepare for Vauds September weather 💧
UV exposure in Vaud during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in Vaud
Select a province for an accurate weather forecast
Top locations in Vaud
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Vaud?Get accurate weather forecasts for Vaud, located at latitude 46.516 and longitude 6.633. Stay updated with localized weather information tailored for Vaud.
Found a mistake?
We appreciate your attention to details. Tell us here.