Weather in Trondheim: May
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Average day temperature: | 52.1°F |
| Average night temperature: | 42.4°F | |
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Sea water temperature: | 48.2°F |
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Number of sunny days: | 8 days |
| Day length: | 16.7 - 19.6 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 1.9 in. | |
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forecast
| Trondheim |
temperature
| Trondheim |
Air temperature in May, °F
The highest day temperature during May of 2026 was 59°F. At the same time the lowest night temperature was 33°F. Daily and nightly averages during May were 48.6°F and 42.5°F.
Sea water temperature in Trondheim in May, °F
The average sea water temperature in May of 2026 was 48.2°F. The highest and lowest sea temperatures during the month were 51.6°F and 45.5°F.
Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in Trondheim in May is 1.9 in. Other months of the year show relatively similar values.
The average wind speed value in May is 6.8 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.3.
Best time for vacation in Trondheim
Trondheim on a weather map
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