Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Olomouc is from June, July, September, but considering flight prices and crowds, the best months to visit are May, June, September. — consistent weather climate
🌥Mild
| Score | 11 | 15 | 28 | 50 | 78 | 81 | 83 | 80 | 81 | 50 | 16 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cold | Cold | Cold | Cold | Mild | Humid | Pleasant | Humid | Mild | Cold | Cold | Cold |
| Temperature | -3–3°C | -1–6°C | 0–10°C | 4–15°C | 9–19°C | 14–24°C | 15–26°C | 16–26°C | 12–21°C | 7–15°C | 2–8°C | -1–4°C |
| Feels like | -7–-1°C | -5–2°C | -3–6°C | 1–11°C | 7–17°C | 13–24°C | 15–26°C | 16–26°C | 10–20°C | 5–12°C | -1–5°C | -5–0°C |
| Precipitation | 43mm 11 days | 44mm 10 days | 41mm 9 days | 44mm 9 days | 72mm 10 days | 83mm 9 days | 70mm 9 days | 92mm 9 days | 79mm 9 days | 63mm 10 days | 50mm 10 days | 46mm 11 days |
| Sunshine | 3.1h ☀︎ 36% | 4.6h ☀︎ 46% | 7.8h ☀︎ 66% | 9.5h ☀︎ 69% | 10.5h ☀︎ 68% | 12.6h ☀︎ 78% | 12.5h ☀︎ 79% | 11.2h ☀︎ 78% | 8.9h ☀︎ 71% | 5.7h ☀︎ 53% | 3.3h ☀︎ 36% | 2.3h ☀︎ 28% |
| Wind | SW · 17 km/h | NW · 19 km/h | N · 19 km/h | N · 19 km/h | NE · 18 km/h | N · 17 km/h | NW · 17 km/h | N · 16 km/h | NE · 16 km/h | SE · 17 km/h | S · 17 km/h | S · 17 km/h |
| Humidity (%) | 82% | 78% | 71% | 66% | 68% | 67% | 64% | 66% | 71% | 79% | 84% | 86% |
| Day length | 8.7h | 10.1h | 11.9h | 13.8h | 15.4h | 16.2h | 15.8h | 14.4h | 12.6h | 10.8h | 9.1h | 8.2h |
| Tourist Crowds | Low season | Low season | Low season | Low season | Shoulder season | Shoulder season | High season | High season | Shoulder season | Shoulder season | Low season | Low season |
This international garden and flower exhibition transforms the city's park grounds twice a year, in spring and again in…
The historic Upper Square, home to the UNESCO-listed Holy Trinity Column, fills with wooden stalls selling mulled wine,…
The great paradox of Moravia's historic capital is that its streets pack wall-to-wall during the bitter cold of late autumn, leaving its sun-drenched, golden summer weeks astonishingly peaceful.
Olomouc was built on grand ecclesiastical ambitions, anchored by the slow sweep of the Morava River and punctuated by some of Central Europe's most monumental public spaces. Most travellers who visit Central Europe default to Prague, but those who make the journey east usually do so in the depths of late autumn, lured by holiday stalls and steaming cups of spiced wine under grey skies. That timing misses the point entirely. To see this city as it was meant to be seen—its monumental fountains splashing in broad daylight and outdoor cafe tables spilling across vast cobblestone pavements—you have to come in early summer, before high season nudges the crowds upward and while the light lingers well into the evening.
Conventional weather charts point toward July as the peak of the year, but on the ground in Moravia, June wins effortlessly. While July brings slightly higher afternoon temperatures, it also brings muggy afternoons and sudden convective downpours. June, by contrast, gives you more than twelve hours of daylight, warm air that never feels oppressive, and an easygoing pace that makes sightseeing feel like an unscripted stroll rather than an exercise in endurance.
In June, the city operates with an open-air grace. The vast expanses of Upper Square feel alive without being overrun, and you can linger by the Holy Trinity Column without negotiating tour bus bottlenecks. The evenings stay luminous until late, inviting long walks along the perimeter of the old fortifications or quiet drinks on sleepy side alleys. It is the single month when weather, daylight, and breathing room align perfectly.
July and August maintain high summer warmth, with temperatures frequently reaching the mid-twenties. The city absorbs the heat well, shielded by centuries-old stone facades and cool church naves, but afternoon cloudbursts become heavier and more frequent in August. August also sees a noticeable bump in regional travellers, turning the historic centre decidedly busier than in the quiet stretch of midsummer.
Come September, Olomouc settles back into an idyllic rhythm. The intense humidity dissipates into crisp, clear air and mild afternoons. The autumn edition of Flora Olomouc takes over the city's park grounds, filling them with vibrant floral installations and harvest displays. If you miss June, September is your closest substitute: the crowds thin out again, the light softens into a rich honeyed hue, and walking the cobblestones remains thoroughly comfortable from morning through twilight.
Spring arrives slowly in eastern Moravia. April is notoriously fickle, capable of delivering a sunny afternoon that feels like an early summer preview followed immediately by a sharp northern wind that sends you ducking into vaulted beer halls. Yet April also hosts the spring installment of Flora Olomouc, which draws garden enthusiasts from across the country to witness the city's parks burst into elaborate, vibrant bloom.
By May, the city genuinely reclaims the outdoors. The trees lining the old bastions leaf out, afternoon chills give way to genuinely pleasant warmth, and the first outdoor terraces open around Lower Square. It remains a shoulder season with relatively few visitors, making May an excellent choice if you prefer brisk morning air and uncrowded museums over late-summer warmth.
Here lies the central contradiction of Olomouc: its most miserable weather coincides with its absolute peak in foot traffic. By November, daylight collapses, temperatures plunge toward freezing, and a low, persistent drizzle frequently settles over the Morava River basin. Yet November and December see the city at its absolute fullest, driven entirely by the Olomouc Christmas Market.
During these weeks, Upper Square transforms into a dense, sensory village of wooden stalls set against the illuminated backdrop of the Holy Trinity Column. The scent of roasted almonds, grilled meats, and trdelník hangs thick in the frosty air, while locals and visitors huddle shoulder-to-shoulder sipping hot punch. If you want festive atmosphere and fairy-tale lights against genuine cold, it delivers completely—just do not expect solitude or easy strolling.
Once the holiday stalls come down in early January, the city plunges into a deep, austere quiet that lasts well through March. The stone squares empty, biting winds sweep through the alleys, and the sun rarely breaks through the thick winter overcast for more than a couple of hours a day. Freezing temperatures are the baseline rather than the exception.
Unless you have business in town or actively desire empty, moody streets where your footsteps echo against Baroque facades, there is little reason to brave this stretch. The town feels half-asleep, waiting for the spring thaw to bring life back to the plazas.