Discover the best time of year, based on historical climate, temperature, and precipitation.
The best time to visit Trondheim is June, July, August, when the weather, flight prices, and crowds align. — some variation climate
🌨Cold
| Score | 8 | 10 | 12 | 20 | 44 | 67 | 73 | 67 | 44 | 9 | 9 | 7 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Cold | Mild | Cool & rainy | Cool & rainy | Cold | Cold | Cold | Polar |
| Temperature | -5–0°C | -4–1°C | -2–4°C | 0–8°C | 5–13°C | 9–17°C | 11–18°C | 11–18°C | 8–14°C | 4–9°C | -1–4°C | -3–1°C |
| Feels like | -9–-4°C | -8–-3°C | -7–0°C | -4–4°C | 2–11°C | 7–15°C | 10–17°C | 9–17°C | 6–13°C | 0–6°C | -5–0°C | -7–-3°C |
| Precipitation | 109mm 20 days | 86mm 16 days | 91mm 18 days | 80mm 19 days | 74mm 17 days | 96mm 18 days | 109mm 19 days | 129mm 17 days | 139mm 19 days | 135mm 21 days | 95mm 16 days | 124mm 21 days |
| Sunshine | 1.5h ☀︎ 25% | 3.3h ☀︎ 38% | 5.7h ☀︎ 48% | 8.9h ☀︎ 59% | 10.2h ☀︎ 56% | 9.6h ☀︎ 47% | 9.5h ☀︎ 49% | 8.6h ☀︎ 53% | 6.0h ☀︎ 46% | 4.2h ☀︎ 42% | 2.2h ☀︎ 32% | 0.7h ☀︎ 14% |
| Wind | S · 19 km/h | S · 18 km/h | S · 19 km/h | W · 17 km/h | NW · 17 km/h | NW · 17 km/h | NW · 16 km/h | W · 16 km/h | S · 17 km/h | S · 17 km/h | SE · 17 km/h | S · 17 km/h |
| Humidity (%) | 77% | 76% | 75% | 74% | 73% | 75% | 78% | 80% | 81% | 84% | 81% | 80% |
| Day length | 5.8h | 8.7h | 11.8h | 15.0h | 18.2h | 20.4h | 19.2h | 16.2h | 13.0h | 9.8h | 6.7h | 4.7h |
| 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 |
This major cultural and religious festival celebrates Norway's patron saint, St. Olav, with concerts, historical markets…
The Trondheim Christmas Market transforms the city center into a festive wonderland with traditional stalls, local craft…
The Trondheim Jazz Festival showcases a wide range of jazz artists, from international stars to local talents, across va…
Kosmorama is Trondheim's international film festival, showcasing a diverse program of films from around the world, inclu…
Pstereo is one of Norway's largest outdoor music festivals, held on the beautiful Marinen park by the Nidelva river. In…
Trondheim Calling is a significant music industry festival and showcase for new Norwegian artists, attracting profession…
The Trondheim Marathon offers various distances, including a full marathon, half marathon, and 10K, with a scenic route…
This charming local festival celebrates the historic Bakklandet district with live music, street performances, local foo…
Trondheim sees its biggest crowds of the year in December, when the sun barely scrapes above the horizon for forty minutes a day, while July delivers luminous midnight skies and the year's warmest weather to a city that is practically uncrowded.
Trondheim was Norway's first capital, founded in 997 on the sheltered curve where the Nidelva meets the cold expanse of the Trondheim Fjord. For centuries, pilgrims walked hundreds of miles across Scandinavia to kneel inside Nidaros Cathedral, the northernmost medieval stone cathedral in the world. Today, the city balances its monumental Viking and ecclesiastical past against the hum of a premier university town. Wooden storehouses painted in ochre and rust stand on stilts over the river, framed by water and spruce-covered hills. Yet visiting Trondheim requires understanding an extraordinary calendar paradox: travelers flood the city when it is darkest and coldest, leaving its most glorious, sun-drenched weeks wide open.
Midsummer in Trondheim is an intoxicating, leisurely affair. The sun dips briefly toward the fjord around midnight without ever extinguishing the glow, casting long copper shadows across the riverbanks. Daily highs hover around 18 degrees, the air feels mild, and life moves outdoors onto the cobbles of Bakklandet, where timber houses host open-air tables and bicycle bells ring against the wooden planks of old bridges.
July is the undisputed peak of the calendar. The weather reaches its absolute finest, yet tourist density is barely half what the city endures during the holiday rush. You can wander along the Nidelva or attend the historical markets and open-air choral services of Olavsfestdagene without jostling shoulders. In June, the neighborhood comes alive during the Bakklandet Street Festival, while August brings the Pstereo Festival to the sprawling riverside lawn of Marinen, right beneath the looming silhouette of the cathedral. Late August brings heavier rains, but the sheer volume of daylight more than compensates.
September starts with crisp mornings and spectacular golden foliage that reflects off the fjord waters. Runners pack the streets for the Trondheim Marathon, thriving in the cool, bracing air. But autumn here belongs to moisture. By mid-September, the rain intensifies from gentle northern mist into persistent showers that roll off the North Atlantic.
October is bleak and rapidly darkening. Temperatures drop toward single digits, daily sunshine collapses to a brief afternoon window, and the city retreats indoors behind candlelight and heavy wool. Unless you are drawn specifically to misty, melancholy Nordic harbor scenes, October offers little comfort for roaming the waterfront.
December is Trondheim's most crowded month of the entire year, defying every conventional rule of travel. The sun provides less than an hour of weak daylight per day, apparent temperatures sit steadily below freezing, and sleet or snow coats the stone streets. Yet visitors pour in for the Trondheim Christmas Market, which blankets the central square in wooden chalets, open fire pits, and steaming cups of spiced drinks. The atmosphere around Nidaros Cathedral is undeniably cinematic, but you are trading daylight and comfort for sheer festive ambiance.
Once the holiday decorations come down, January settles in with bitter quiet. The cold deepens, apparent temperatures sink further, and the crowds vanish completely. It is a time of pure polar stillness—atmospheric if you crave solitude, but demanding thermal layers for even the shortest walk along the Nidelva.
February remains sharply cold and snowy, but the city shrugs off the winter slumber indoors with Trondheim Calling, when dozens of indie acts fill clubs across the center. By March, daylight explodes outward, gaining hours each week, though snowbanks still line the pavements. Kosmorama, the international film festival, takes advantage of this lingering chill, filling cozy cinemas while winter gives its last gasp.
April and May present a fascinating illusion. May delivers ten hours of sunshine a day—more than any other month—and the sky above the Trondheim Fjord can be piercingly clear. Around town, brass and saxophone notes drift into the streets during the Trondheim Jazz Festival. But do not mistake brightness for warmth. May winds blowing off the snowy inland plateau keep the apparent temperature around 10 degrees. It is an exhilarating, brisk season for walking, provided your jacket stays firmly zipped.