Trondheim
May
Weather in Trondheim for May 2025
Your guide to Trondheim weather in May - trends and predictions
In general, the average temperature in Trondheim at the beginning of May is 11.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 15.4 °C by the end of May.
Trondheim in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 62.1 mm.
Temperatures
Rain 🌧️
12
Dry days
19
Rainy days
0
Snow days
14°/6°
Temperatures
14 km/h
Avg max wind
68 %
Avg humidity
Trondheim in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  10° | 2  11° | 3 11° | 4 11° | |||
| 5  13° | 6 12° | 7  12° | 8  12° | 9 12° | 10 13° | 11 12° |
| 12 15° | 13  18° | 14 19° | 15 17° | 16 16° | 17 14° | 18 16° |
| 19 13° | 20 17° | 21 18° | 22 22° | 23 16° | 24 16° | 25 16° |
| 26 18° | 27 18° | 28 12° | 29 15° | 30 17° | 31 12° |
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Temperatures trend during May in Trondheim
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 10° /1° | 1.5 mm | 3 | |
| 2 May | Moderate rain at times | 11° /3° | 2.1 mm | 4 | |
| 3 May | Patchy rain possible | 11° /3° | 0.4 mm | 3 | |
| 4 May | Patchy rain possible | 11° /3° | 0.2 mm | 4 | |
| 5 May | Overcast | 13° /2° | 0.7 mm | 3 | |
| 6 May | Overcast | 12° /3° | 0 mm | 3 | |
| 7 May | Sunny | 12° /2° | 2.7 mm | 4 | |
| 8 May | Partly cloudy | 12° /4° | 2.7 mm | 4 | |
| 9 May | Overcast | 12° /4° | 2.7 mm | 3 | |
| 10 May | Overcast | 13° /4° | 0.1 mm | 4 | |
| 11 May | Overcast | 12° /5° | 1.7 mm | 3 | |
| 12 May | Patchy rain possible | 15° /7° | 0.4 mm | 4 | |
| 13 May | Cloudy | 18° /6° | 0 mm | 5 | |
| 14 May | Partly cloudy | 19° /7° | 0 mm | 5 | |
| 15 May | Patchy rain possible | 17° /8° | 0.8 mm | 4 | |
| 16 May | Moderate or heavy rain shower | 16° /6° | 4.3 mm | 4 | |
| 17 May | Moderate rain at times | 14° /5° | 3.4 mm | 4 | |
| 18 May | Patchy rain possible | 16° /5° | 1.1 mm | 4 | |
| 19 May | Partly cloudy | 13° /5° | 1.6 mm | 4 | |
| 20 May | Partly cloudy | 17° /5° | 0 mm | 5 | |
| 21 May | Cloudy | 18° /6° | 0 mm | 5 | |
| 22 May | Cloudy | 22° /8° | 0 mm | 5 | |
| 23 May | Moderate or heavy rain shower | 16° /9° | 3.1 mm | 4 | |
| 24 May | Patchy rain possible | 16° /7° | 1.7 mm | 5 | |
| 25 May | Patchy rain possible | 16° /6° | 6.7 mm | 4 | |
| 26 May | Patchy rain possible | 18° /9° | 5.6 mm | 4 | |
| 27 May | Moderate rain at times | 18° /9° | 6.8 mm | 5 | |
| 28 May | Moderate rain at times | 12° /6° | 4.6 mm | 3 | |
| 29 May | Moderate or heavy rain shower | 15° /5° | 5.2 mm | 4 | |
| 30 May | Patchy rain possible | 17° /5° | 0.9 mm | 5 | |
| 31 May | Patchy rain possible | 12° /6° | 1.3 mm | 3 | |
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Important Notice
Our weather forecast for Trondheim in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Trondheim forecast closer to your planned date for the most up-to-date weather information.
Trondheim in May - FAQ
What are the expected maximum and minimum temperatures in Trondheim during May?
During May, expect a variety of temperatures with highs around 14° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Trondheim during May?
Moderate rainfall is anticipated in Trondheim during May, with a total of 62.1 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Trondheim during May?
The average wind speed in Trondheim during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Trondheim
Explore the daily rainfall trends and prepare for Trondheims May weather 💧
UV exposure in Trondheim during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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