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Weather in Vilnius for September 2025

Your guide to Vilnius weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Thunderstorms Warning - See hour by hour.

    • Snow Forecast ❄️

  • Snowfall in Vilnius during September is quite rare, with fewer than 2 snowy days on average.
    According to Vilnius snow forecast for September 2025, 2 snowy days are expected until the end of the month. The closest date with snow is Friday, 26 September.

    • Temperatures

  • Until now, September 2025 in Vilnius is slightly cooler than the historical average by -1 °C.

  • An exceptional deviation from the historical average is forecasted for next days of September 2025 in Vilnius with the forecasted temperature being 13.4 °C, much lower than usual.

  • In general, the average temperature in Vilnius at the beginning of September is 23.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.4 °C by the end of September.

    • Rain 🌧️

  • With an average of 5 rainy days, Vilnius experiences minimal rainfall in September.

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/12°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
62 %
Avg humidity

Vilnius Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Fog
22°
2
Partly cloudy
24°
3
Partly cloudy
25°
4
Mist
23°
5
Overcast
25°
6
Patchy rain possible
24°
7
Overcast
24°
8
Partly cloudy
24°
9
Partly cloudy
23°
10
Partly cloudy
23°
11
Partly cloudy
23°
12
Sunny
22°
13
Sunny
22°
14
Overcast
21°
15
Mist
21°
16
Sunny
22°
17
Weather Alert Patchy rain possible
17°
18
Weather Alert Patchy rain possible
18°
19
Weather Alert Patchy rain possible
17°
20
Overcast
23°
21
Sunny
25°
22
Patchy rain possible
21°
23
Patchy rain possible
14°
24
Patchy rain possible
13°
25
Partly cloudy
10°
26
Moderate rain
3°
27
Patchy rain possible
5°
28
Patchy rain possible
5°
29
Patchy rain possible
8°
30
Patchy rain possible
8°

Temperatures trend during September in Vilnius

See the weather trend as well as the moving average line

September weather in Vilnius day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Fog
Fog
 22° /11° 0 mm 0 cm
2 Sept. Partly cloudy
Partly cloudy
 24° /12° 0.1 mm 0 cm
3 Sept. Partly cloudy
Partly cloudy
 25° /12° 0.3 mm 0 cm
4 Sept. Mist
Mist
 23° /13° 1 mm 0 cm
5 Sept. Overcast
Overcast
 25° /13° 0 mm 0 cm
6 Sept. Patchy rain possible
Patchy rain possible
 24° /12° 0.1 mm 0 cm
7 Sept. Overcast
Overcast
 24° /11° 0.6 mm 0 cm
8 Sept. Partly cloudy
Partly cloudy
 24° /11° 0 mm 0 cm
9 Sept. Partly cloudy
Partly cloudy
 23° /12° 0 mm 0 cm
10 Sept. Partly cloudy
Partly cloudy
 23° /12° 1.7 mm 0 cm
11 Sept. Partly cloudy
Partly cloudy
 23° /13° 0.7 mm 0 cm
12 Sept. Sunny
Sunny
 22° /12° 4.3 mm 0 cm
13 Sept. Sunny
Sunny
 22° /13° 3 mm 0 cm
14 Sept. Overcast
Overcast
 21° /11° 0.9 mm 0 cm
15 Sept. Mist
Mist
 21° /10° 0.3 mm 0 cm
16 Sept. Sunny
Sunny
 22° /10° 0 mm 0 cm
17 Sept. Patchy rain possible
Patchy rain possible
 17° /9° 4.7 mm 0 cm
18 Sept. Patchy rain possible
Patchy rain possible
 18° /9° 2.6 mm 0 cm
19 Sept. Patchy rain possible
Patchy rain possible
 17° /12° 3.8 mm 0 cm
20 Sept. Overcast
Overcast
 23° /15° 0.1 mm 0 cm
21 Sept. Sunny
Sunny
 25° /15° 0 mm 0 cm
22 Sept. Patchy rain possible
Patchy rain possible
 21° /13° 1 mm 0 cm
23 Sept. Patchy rain possible
Patchy rain possible
 14° /7° 0.3 mm 0 cm
24 Sept. Patchy rain possible
Patchy rain possible
 13° /5° 0.1 mm 0 cm
25 Sept. Partly cloudy
Partly cloudy
 10° /5° 0.1 mm 0 cm
26 Sept. Moderate rain
Moderate rain
 3° /2° 5.3 mm 0.5 cm
27 Sept. Patchy rain possible
Patchy rain possible
 5° /2° 0.7 mm 0.4 cm
28 Sept. Patchy rain possible
Patchy rain possible
 5° /3° 0.3 mm 0 cm
29 Sept. Patchy rain possible
Patchy rain possible
 8° /3° 0.5 mm 0 cm
30 Sept. Patchy rain possible
Patchy rain possible
 8° /6° 1.3 mm 0 cm
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.
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Vilnius in September - FAQ

What are the expected maximum and minimum temperatures in Vilnius during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Vilnius during September?
Expect minimal rainfall in Vilnius during September, with a total of 17.6 mm over approximately 5 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Vilnius during September?
The average wind speed in Vilnius during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Vilnius snow forecast September 2025

Track daily snowfall levels and discover Vilnius’s snowy potential this September ❄️

September rainfall patterns in Vilnius

Explore the daily rainfall trends and prepare for Vilniuss September weather 💧

UV exposure in Vilnius during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Get accurate weather forecasts for Vilnius, located at latitude 54.689 and longitude 25.28. Stay updated with localized weather information tailored for Vilnius.

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