Vilnius
September
Weather in Vilnius for September 2026
Your guide to Vilnius weather in September - trends and predictions
Until now, September 2026 in Vilnius is cooler than usual, with temperatures averaging 16.4 °C, this is 4.5 °C below the typical seasonal average.
The forecast for the next days in Vilnius predicts a temperature of 14.1 °C, which is cooler than the historical average.
In general, the average temperature in Vilnius at the beginning of September is 22.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.1 °C by the end of September.
With an average of 5 rainy days, Vilnius experiences minimal rainfall in September.
Temperatures
Rain 🌧️
25
Dry days
5
Rainy days
0
Snow days
21°/11°
Temperatures
16 km/h
Avg max wind
66 %
Avg humidity
Vilnius Weather September
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Temperatures trend during September in Vilnius
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September weather in Vilnius day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Fog | 22° /11° | 3 mm | 4 | |
| 2 Sept. |  Partly cloudy | 22° /12° | 0.7 mm | 5 | |
| 3 Sept. |  Patchy rain possible | 24° /12° | 0.3 mm | 5 | |
| 4 Sept. | Mist | 21° /13° | 4.8 mm | 5 | |
| 5 Sept. |  Overcast | 22° /12° | 3.3 mm | 5 | |
| 6 Sept. | Patchy rain possible | 22° /12° | 0.5 mm | 5 | |
| 7 Sept. |  Sunny | 22° /10° | 0.6 mm | 5 | |
| 8 Sept. | Partly cloudy | 23° /11° | 0 mm | 5 | |
| 9 Sept. | Partly cloudy | 23° /12° | 0.1 mm | 6 | |
| 10 Sept. | Partly cloudy | 21° /11° | 3.9 mm | 4 | |
| 11 Sept. | Patchy rain possible | 22° /12° | 0.5 mm | 5 | |
| 12 Sept. | Sunny | 21° /11° | 3.3 mm | 4 | |
| 13 Sept. | Sunny | 21° /12° | 2.3 mm | 4 | |
| 14 Sept. | Overcast | 20° /11° | 0.7 mm | 4 | |
| 15 Sept. | Mist | 20° /10° | 0.6 mm | 4 | |
| 16 Sept. | Sunny | 20° /10° | 1.1 mm | 4 | |
| 17 Sept. | Overcast | 20° /10° | 3.4 mm | 4 | |
| 18 Sept. |  Patchy light drizzle | 21° /10° | 1 mm | 4 | |
| 19 Sept. | Light rain shower | 21° /12° | 2.2 mm | 4 | |
| 20 Sept. | Patchy rain possible | 21° /11° | 1.4 mm | 4 | |
| 21 Sept. | Sunny | 21° /11° | 2.3 mm | 5 | |
| 22 Sept. | Partly cloudy | 21° /10° | 3 mm | 5 | |
| 23 Sept. | Patchy light drizzle | 18° /9° | 3.9 mm | 4 | |
| 24 Sept. | Patchy rain possible | 17° /8° | 0.4 mm | 3 | |
| 25 Sept. | Mist | 16° /7° | 1.6 mm | 3 | |
| 26 Sept. | Partly cloudy | 19° /8° | 0.3 mm | 5 | |
| 27 Sept. | Sunny | 17° /10° | 0 mm | 2.5 | |
| 28 Sept. | Sunny | 17° /10° | 0 mm | 2.5 | |
| 29 Sept. | Sunny | 17° /10° | 0 mm | 2.4 | |
| 30 Sept. | Sunny | 17° /9° | 0 mm | 2.4 | |
| Next | |||||
Important Notice
Our weather forecast for Vilnius 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 Vilnius forecast closer to your planned date for the most up-to-date weather information.
Change Month
Vilnius in September - FAQ
What are the expected maximum and minimum temperatures in Vilnius during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Vilnius during September?
In September, Vilnius can expect light to moderate rainfall, totaling 24.1 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Vilnius during September?
The average wind speed in Vilnius during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Vilnius
Explore the daily rainfall trends and prepare for Vilniuss September weather 💧
Typically, Vilnius has 5 rainy days in September with a total of 24.1 mm of rainfall.
UV exposure in Vilnius during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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