Trondheim weather in May 2025

Expect 12°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Trondheim in May. Check more long-term weather averages for Trondheim in May before you book your next holiday to Norway in 2025/2026.

  • 12°C maximum daytime temperature in May in Trondheim12
    12°C max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Trondheim15
    15 days with some rainfall
  • 4°C minimum night-time temperature in May in Trondheim4
    4°C min night temperature
  • 18 hours of daylight per day in May in Trondheim18
    18 hours of daylight per day
  • No heat & humidity in May in Trondheim0
    No heat & humidity
  • 53 mm monthly rainfall in May in Trondheim53
    53 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in May in Trondheim3
    3 (Moderate) UV index
  • 8°C sea temperature in May in Trondheim8
    8°C sea temperature

More about Trondheim

Trondheim by month

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

Recommended for Norway

Crystal Ski discount code: £100pp off 100 ski stays

  • Save £100 per person on select skiiing holidays
  • Book breaks to Andorra, Austria, France, Italy & more
  • Travel between 1st Dec 2024 & 30th Apr 2025 (inclusive)
Show discount codeShow discount code ******ODE
Redeem Crystal Ski discount code >>

Expires at 23:59 on Thursday 31st Oct 2024 · View all Crystal Ski offers

Crystal Ski HolidaysCrystal Ski deal finder

The May weather guide for Norway (Trondheim) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Norway

How warm is it in Trondheim in May?

Daytime temperatures usually reach 12°C in Trondheim in May, falling to 4°C at night.

How sunny is it in Trondheim in May?

There are normally 7 hours of bright sunshine each day in Trondheim in May - that's 38% of daylight hours.

Is the sea cold around Trondheim in May?

The average sea temperature around Trondheim in May is 8°C.

Does it rain in Trondheim in May?

There are usually 15 days with some rain in Trondheim in May and the average monthly rainfall is 53mm.

Trondheim May sunrise & sunset times

Browse the sunrise and sunset times for Trondheim in May 2025. Select a month to view Trondheim sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 03:55 20:38
Friday, 16th May 2025 03:08 21:24
Saturday, 31st May 2025 02:28 22:07

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^