We recommend visiting Trondheim in July when temperatures are still mild but hotels are a lot cheaper. During this time, expect to pay approximately $70/night for a small rental. That's $170 saved per day compared to what you would have paid in June. Average temperatures hover in the low 60s, just a bit warmer than the average 55°F you would get during high season.
Most tourists travel to Trondheim in the late spring/early summer, so expect higher hotel and rental prices.
Be prepared for some snowfalls if you go to Trondheim in November - April.
Avoid the crowd
The best time to avoid the crowd in Trondheim, Norway is August.
The cheapest time to travel to Trondheim, Norway is July.
Approximate nightly cost for a one bedroom vacation rental.
In Trondheim, Norway, August is the sunniest month and August the warmest.