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Trondheim in October 2026: weather, temperatures and activities

Do you want to visit Trondheim in October 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether October is a good month to travel to Trondheim, Norway.

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Is it worth visiting Trondheim in October?

Check your ideal travel criteria and see if the month of October suits your plans to go to Trondheim.
What matters most?
Trondheim in October 2026: weather, temperatures and activities

Page summary

Trondheim in October in summary
Very bad weather
Min 3°C Max 8°C 110 mm 8 day(s) 87% 55% 13°C 6.5 h/day 2.8 cm
Best activities in October
Gastronomy
Practical guidelines
Moderate crowds Low price 07:07 17:00
Hourly weather

Average weather in Trondheim in October 2026

Very bad weather

The weather in Trondheim in October 2026 is based on statistical data from previous years in October. This allows you to forecast the weather in October 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Trondheim in October

Temperatures, precipitation, snow and monthly trends help better understand the climate in Trondheim in October.

Temperatures and rain in Trondheim in October

Average daily weather

Temperatures, rain and snow day by day in October, with a separate scale for snow.
Minimal Average Maximums Average rainfall Daily snow

Monthly temperatures

The month of October is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Trondheim in October

Seasonal normals

Seasonal normals of Trondheim in October

Check the seasonal normals in Trondheim in October and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
October
Weather data September October November
Outside temperature
Average temperature 11.1°C 5.5°C 0.9°C
Maximum temperature 14.0°C 7.6°C 2.0°C
Minimum temperature 8.2°C 3.4°C -0.3°C
Record maximum temperature 22.0°C
(2009)
19.0°C
(2018)
11.0°C
(2015)
Record low temperature -1.0°C
(2009)
-9.0°C
(2012)
-16.0°C
(2010)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 6 day(s)
(20%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days below 0° 0 day(s)
(0%)
4 day(s)
(13%)
15 day(s)
(50%)
Sea temperature
Sea temperature (average) 13.3°C 11.0°C 9.2°C
Sea temperature (minimum) 11.3°C 8.7°C 6.9°C
Sea temperature (maximum) 15.7°C 13.0°C 11.2°C
Wind
Wind speed 14 km/h 14 km/h 14 km/h
Wind temperature 6.8°C 0.9°C -3.5°C
Precipitation (rain)
Precipitation 121.1 mm 109.5 mm 80.5 mm
Number of days with precipitation 18 day(s)
(60%)
18 day(s)
(58%)
14 day(s)
(47%)
Number of days with significant precipitation (greater than 5 mm) 8 day(s)
(25%)
8 day(s)
(25%)
6 day(s)
(19%)
Record precipitation in one day 53.1 mm
(2011)
36.0 mm
(2017)
44.0 mm
(2016)
Other weather data
Humidity 87% 87% 86%
Visibility 8.8 km 8.8 km 8.6 km
Cloud cover 54% 55% 53%
UV index 3 2 2
Daily sunshine 11h 6h 5h
Sunrise and sunset
Sunrise time 05h43 07h07 08h41
Sunset time 18h43 17h00 15h24
Day length 13h00 9h53 6h43
Our opinion on the climate in October
The review of Where And When fair weather very bad weather very bad weather
Activities and events

What to do in Trondheim in October?

Best activities in October
Gastronomy
Possible activities in October
Northern or Southern LightsCultural visits and heritageNightlife
Activities not recommended in October
Winter sports and snowBeach and swimmingHiking and trekkingAnimal observationNature and landscapesBoat trip and cruise
Prices monitored continuously

The best offers right now to Trondheim

Each map is a real return flight offered from London, with its dates, airline and price. Choose one to find it on Skyscanner, or start your own search just below.

The cheapest

London Trondheim

From 27 Oct to 31 Oct 2026

£91 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Trondheim

From 8 Oct to 12 Oct 2026

£94 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Trondheim

From 13 Oct to 17 Oct 2026

£106 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Trondheim

From 12 Oct to 16 Oct 2026

£130 per person
4 days on site With stopover(s) Ryanair
The cheapest

London Trondheim

From 11 Oct to 16 Oct 2026

£148 per person
5 days on site With stopover(s) Wizz Air Uk
The cheapest

London Trondheim

From 23 Oct to 30 Oct 2026

£153 per person
7 days on site With stopover(s) Norwegian
The cheapest

London Trondheim

From 18 Oct to 23 Oct 2026

£179 per person
5 days on site With stopover(s) Ryanair
The cheapest

London Trondheim

From 24 Oct to 29 Oct 2026

£208 per person
5 days on site With stopover(s) EasyJet
Searching for the best deals…

Round-trip prices per person, recently collected from Skyscanner. Each offer has its own collection date and fares change constantly: the price displayed on Skyscanner is authoritative.

Observed weather

What was the weather like in Trondheim in October last?

Find the observed weather calendar in Trondheim in October 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Clear/Sunny
6°C13°C0.0 mm
2
Cloudy
4°C12°C0.2 mm
3
Clear/Sunny
7°C12°C0.0 mm
4
Patchy rain nearby
8°C11°C0.0 mm
5
Clear/Sunny
5°C12°C0.1 mm
6
Cloudy
8°C12°C0.6 mm
7
Overcast
9°C11°C4.3 mm
8
Light drizzle
6°C10°C1.8 mm
9
Patchy rain nearby
6°C10°C0.9 mm
10
Moderate rain
6°C10°C10.6 mm
11
Light rain
6°C7°C9.9 mm
12
Light rain shower
5°C9°C2.2 mm
13
Light drizzle
6°C10°C8.5 mm
14
Patchy rain nearby
10°C11°C1.3 mm
15
Patchy rain nearby
9°C11°C1.0 mm
16
Light rain shower
5°C8°C2.3 mm
17
Light rain shower
4°C6°C2.0 mm
18
Overcast
3°C6°C0.0 mm
19
Overcast
2°C6°C0.0 mm
20
Overcast
3°C6°C0.0 mm
21
Overcast
1°C6°C0.0 mm
22
Overcast
4°C9°C0.0 mm
23
Overcast
8°C9°C0.0 mm
24
Partly Cloudy
7°C10°C1.0 mm
25
Clear/Sunny
7°C8°C0.7 mm
26
Light drizzle
5°C7°C2.3 mm
27
Patchy rain nearby
5°C6°C0.6 mm
28
Patchy rain nearby
2°C5°C1.5 mm
29
Clear/Sunny
1°C4°C0.0 mm
30
Partly Cloudy
1°C3°C0.0 mm
31
Clear/Sunny
2°C5°C0.0 mm
Nearby

Where to go near Trondheim in October?

Compare cities and destinations near Trondheim in October to find another travel stop, a nearby alternative or a logical continuation of your stay in Trondheim.

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Every month

Best time to visit Trondheim month by month

Compare the weather in Trondheim across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Trondheim in October: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Not really. The weather conditions are unfavorable in Trondheim in October, which places this month 10th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of 8°C during the day and 3°C at night, with about 110 mm of precipitation spread over 8 rainy days.

The sea is only 11°C on average in October. Swimming is still possible, but it will be cool.

Expect about 6.5 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Gastronomy. These are the ones for which the conditions on site are most favourable.

No: this month is in Moderate crowds, with a visitor index of 37/100. It is one of the quietest periods of the year.

No: rates are at level Low price, with a price index of 21/100. It’s one of the most budget-friendly months.

If your dates are flexible, the most favorable months in Trondheim are: July and August. Compare them before finalizing your departure.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.