Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Kaunas is from June, August, September, but considering flight prices and crowds, the best months to visit are May, June, September. — consistent weather climate
🌥Mild
| Score | 9 | 11 | 20 | 35 | 73 | 85 | 78 | 80 | 80 | 31 | 9 | 9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Mild | Pleasant | Humid | Humid | Mild | Cold | Cold | Cold |
| Temperature | -4–0°C | -3–2°C | -1–7°C | 3–12°C | 8–18°C | 13–23°C | 15–23°C | 15–24°C | 11–19°C | 6–12°C | 2–6°C | -1–2°C |
| Feels like | -9–-4°C | -7–-2°C | -5–2°C | -1–8°C | 5–16°C | 12–22°C | 14–23°C | 14–23°C | 9–17°C | 3–9°C | -2–2°C | -6–-2°C |
| Precipitation | 57mm 15 days | 43mm 11 days | 37mm 10 days | 52mm 11 days | 61mm 9 days | 58mm 8 days | 96mm 12 days | 82mm 10 days | 48mm 9 days | 62mm 12 days | 50mm 12 days | 56mm 14 days |
| Sunshine | 1.6h ☀︎ 20% | 3.1h ☀︎ 32% | 6.2h ☀︎ 52% | 9.0h ☀︎ 63% | 12.0h ☀︎ 74% | 13.5h ☀︎ 78% | 11.9h ☀︎ 71% | 11.3h ☀︎ 76% | 9.0h ☀︎ 71% | 4.7h ☀︎ 45% | 1.7h ☀︎ 20% | 1.1h ☀︎ 16% |
| Wind | SW · 21 km/h | SW · 21 km/h | SW · 19 km/h | W · 21 km/h | NW · 18 km/h | W · 17 km/h | W · 18 km/h | SW · 16 km/h | SW · 18 km/h | SW · 20 km/h | SW · 19 km/h | SW · 20 km/h |
| Humidity (%) | 86% | 83% | 74% | 70% | 67% | 68% | 72% | 73% | 76% | 82% | 87% | 88% |
| Day length | 7.9h | 9.7h | 11.9h | 14.1h | 16.1h | 17.2h | 16.7h | 14.9h | 12.7h | 10.5h | 8.4h | 7.3h |
| Tourist Crowds | Low season | Low season | Low season | Low season | Shoulder season | High season | High season | High season | Shoulder season | Low season | Low season | Low season |
One of the Baltics' longest-running jazz festivals brings international and local musicians to Kaunas' concert halls and…
Classical and chamber music concerts fill the baroque Pažaislis Monastery on the shores of Kaunas Reservoir through the…
Town Hall Square transforms into a festive winter market in December, with a large decorated Christmas tree, wooden stal…
A standard weather chart points straight to June, but September is Kaunas at its finest: the summer tourist rush evaporates, the heavy Baltic downpours taper into light mist, and the city's interwar avenues reclaim the quiet intellectual poise that makes them worth visiting in the first place.
Kaunas does not behave like a standard European weekend break. For two decades between the world wars, while Vilnius was held by Poland, this riverfront city served as Lithuania's temporary capital. That historical quirk gifted it an astonishing density of Art Deco and modernist architecture—a crisp, confident urban canvas of rounded balconies, curved glass, and tree-lined promenades that earned it UNESCO World Heritage status. Most guidebooks urge you to drop in during high summer when the daylight seems endless. They fail to mention that July and August come drenched in sudden thundershowers and clogged with tour groups. The rhythm of Kaunas belongs to the shoulder seasons, particularly late summer into autumn, when the café tables along the pedestrian boulevards are full of locals, not visitors, and the city's unique architectural soul steps into sharp relief.
If you look purely at temperature rankings, June looks unbeatable. Look at how the city actually operates, however, and September wins outright. The daytime air settles into an invigorating, crisp warmth—mild enough for sitting outside without a coat, cool enough that walking the entire length of the pedestrian spine never turns into a slog.
More importantly, rainfall drops significantly compared to the soggy summer months. The downpours that routinely wash out July afternoons dwindle into light, occasional drizzles that barely wet the pavement. The crowds from Western Europe and the wider Baltic region have cleared out, returning Kaunas to its university students, designers, and residents. Walking through the leafy residential pockets of the interwar modernist quarters in September feels like having a preserved twentieth-century design museum entirely to yourself.
Summer in Kaunas is undeniably vibrant, but it extracts a price. June offers the cleanest slice of it: the days run on forever with daylight lingering past ten at night, the open-air terraces on Laisvės alėja hum with conversation, and the Pažaislis Music Festival begins filling the baroque cloisters of Pažaislis Monastery with chamber music against the backdrop of the Kaunas Reservoir.
Come July and August, however, the balance shifts. Midsummer brings the heaviest rainfall of the entire year, marked by sudden, drenching downpours that can blow out an afternoon of exploring Old Town courtyards or the grounds around Kaunas Castle. At the same time, July and August mark the peak of regional travel. While 24 degrees sounds gentle, the high humidity and crowded sights make summer far more taxing than the postcards suggest. If you come for the outdoor festival at Pažaislis, bring an umbrella and prepare to share the sidewalks.
By October, the golden foliage along the banks of the Nemunas River begins to fall, and the daylight collapses fast. October still allows for moody, introspective urban walks, but temperatures drop precipitously, and the chill penetrates quickly once the weak sun dips behind the rooftops.
November is universally bleak. It is one of the darkest, dampest stretches of the Lithuanian calendar, characterized by persistent grey overcast, low mist, and fewer than two hours of visible sunlight on an average day. The city moves indoors, abandoning the street-level café culture that defines its warmer months. Unless you are visiting solely to study interior architecture or sit inside quiet galleries, November has almost nothing to recommend it.
December presents the single sharpest contradiction in Kaunas. By any climatic standard, it is miserable: temperatures hover stubbornly around freezing, damp air bites through heavy wool coats, and the sun rarely shows itself for more than an hour a day. Yet December is the single busiest month of the year.
The reason is Town Hall Square. Kaunas throws itself into winter pageantry with legendary dedication. The Kaunas Christmas Market transforms the cobblestones beneath the white Town Hall tower into a dense, sparkling village of timber cabins, steaming spiced wine, and intricate light installations. Lithuanians travel from across the country to see the central tree, renowned for its ambitious artistic designs. It is festive, atmospheric, and utterly packed. If you visit, dress for sub-zero windchill and expect peak-season hotel rates in the dead of winter.
Once the holiday stalls in Town Hall Square are dismantled in early January, the city plunges into a quiet, icy stupor. January and February are genuine Baltic winter: freezing temperatures, snowbanks lining the avenues, and biting easterly winds that sweep up from the confluence of the Nemunas and Neris rivers.
March brings the first meaningful surge of sunlight, nearly doubling the daily sunshine hours of deep winter, but it is an optical illusion. The snow melts into slush, the ground remains hard and cold, and the air retains an edge that keeps everyone bundled up. This is low season in its purest form—hotels are quiet and the streets are bare, but the city’s breezy outdoor life remains months away.
April is volatile. One day offers clear skies and the first hints of spring; the next delivers a freezing drizzle that sends you running into the nearest museum. But late April carries a distinct creative spark: the Kaunas Jazz Festival takes over concert venues, historic halls, and churches, drawing serious music lovers before the summer rush arrives. It is an intimate, stylish time to be in town.
May is the gateway to summer and the true runner-up to September. The chestnut trees along the central promenades burst into white blossom, the sun stays out for half the day, and outdoor dining returns to the pedestrian zones. If you cannot make September work, May gives you the green, luminous vitality of Lithuania waking up without the sweltering humidity and torrential downpours of July.