SeasonMapKaunas weather in September
Lithuania
September in Kaunas: nice, a little rain, with clean air — an excellent time to visit.
#4 of 12 months in Kaunas · #602 of 1383 destinations to visit in September · comfort 83/100 (tier A)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Kaunas in September
No notes yet. Open Kaunas on the map to add the first one.
Kaunas climate normals — September
| Daytime high | 18°C / 64°F | 😎 nice |
|---|---|---|
| Nighttime low | 10°C / 50°F | |
| Rainfall | 34 mm / 1.3 in | 🌦 some rain |
| Rainy days | 7 days | |
| Humidity | 76% | 💦 very humid |
| Dew point | 10°C / 50°F | |
| Sunshine | 8.2 h/day | |
| Daylight | 12.7 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Kaunas in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusyAURA International Dance Festival, school holidays in 3 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Kaunas's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherKaunas's weather peaks June–August.
Best weatherFair weatherToughest weather
What's on in Kaunas in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Festival
AURA International Dance Festival
25 Sep – 10 Oct · usuallyMajor festivalCrowdedKaunas Dance Theatre Aura's international contemporary-dance festival has run every autumn since 1989, drawing touring companies to the city's stages for about a week. Source ↗
Nearby, and something's on
Within 300 km of Kaunas — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Kaunas?
Kaunas in September — FAQ
- Is September a good time to visit Kaunas?
- September in Kaunas: nice, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Kaunas on SeasonMap's comfort score (83/100).
- What is the weather like in Kaunas in September?
- In September, Kaunas averages a daily high of 17.9°C and a low of 10.2°C, with about 34.1 mm of rain over roughly 7 rainy days.
- What is the air quality in Kaunas in September?
- Kaunas has a mean US Air Quality Index of about 35 in September.
Other months in Kaunas
Compare Kaunas in September
Warmer or cooler than Kaunas in September
Similar destinations in Northern Europe — September
Within 300 km: Vilnius' Capital Days around 28 Aug – 10 Sep, and Kaliningrad's Migration on the Curonian Spit around 15 Aug – 31 Oct.