Trondheim weather live forecast

Today's maximum temperature in Trondheim is expected to be 13°C. Select a day from the live weather forecast for Trondheim, Norway for more weather parameters.

  • Saturday
    19th Sep
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Sunday
    20th Sep
    Cloudy with some rain (5-10 mm of rainfall expected)
  • Monday
    21st Sep
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Tuesday
    22nd Sep
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Wednesday
    23rd Sep
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Saturday 19th September 2026 GMT

More about Trondheim

Trondheim by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Norway

Fred Olsen: Top cruise offers for 2026/2027

  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
Go to Fred Olsen deal >>

View all Fred Olsen offers

Fred OlsenCruise deal finder

The 5-day weather forecast for Norway (Trondheim) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Trondheim weather forecast by day

Below are the detailed weather forecasts for Trondheim for the next 5 days.

Trondheim weather for Saturday 19th September 2026

Expect mostly cloudy with light rain in Trondheim, Norway with a maximum temperature of 13°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 77% chance of some rain and a light breeze of 8 kph from the south.

  • 13°C maximum temperature13
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 77% chance of some rain77
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 8 kph from the South8
    kph wind from S

Back to top

Trondheim weather for Sunday 20th September 2026

Expect cloudy with some rain in Trondheim, Norway with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 18 kph from the south-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 97% chance of some rain97
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

Back to top

Trondheim weather for Monday 21st September 2026

Expect mostly cloudy with rain in Trondheim, Norway with a maximum temperature of 11°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 18 kph from the west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 82% chance of some rain82
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Gentle breeze of 18 kph from the West18
    kph wind from W

Back to top

Trondheim weather for Tuesday 22nd September 2026

Expect mostly cloudy with light rain in Trondheim, Norway with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and little or no wind of 6 kph from the south.

  • 11°C maximum temperature11
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 60% chance of some rain60
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Little or no wind of 6 kph from the South6
    kph wind from S

Back to top

Trondheim weather for Wednesday 23rd September 2026

Expect mostly cloudy with light rain in Trondheim, Norway with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 72% chance of some rain and little or no wind of 6 kph from the north-west.

  • 12°C maximum temperature12
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 72% chance of some rain72
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 6 kph from the North-West6
    kph wind from NW

Back to top

Fred Olsen: Top cruise offers for 2026/2027

  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
Go to Fred Olsen deal >>

View all Fred Olsen offers

Fred OlsenCruise deal finder

More about Norway

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^