Tromsø
May
Weather in Tromsø for May 2026
Your guide to Tromsø weather in May - trends and predictions
Snow Avalanche Warning - See hour by hour.
Expect heavy snowfall in Tromsø during May, with an average of 18 snowy days.
According to Tromsø snow forecast for May 2026, 9 snowy days are expected at the beginning of May. The first snowfall for May is expected in Friday, 1 May.The forecast for the first days of May 2026 in Tromsø predicts temperatures to be around 4 °C, close to the historical average.
In general, the average temperature in Tromsø at the beginning of May is 3.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 10.1 °C by the end of May.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
1
Dry days
12
Rainy days
18
Snow days
6°/1°
Temperatures
17 km/h
Avg max wind
78 %
Avg humidity
Tromsø Weather May
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Temperatures trend during May in Tromsø
See the weather trend as well as the moving average line
May weather in Tromsø day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 May |  Moderate rain | 5° /2° | 6 mm | 1.3 cm | |
| 2 May | Moderate rain | 3° /1° | 14.7 mm | 9.8 cm | |
| 3 May | Moderate rain | 2° /-1° | 11.7 mm | 4.7 cm | |
| 4 May |  Patchy rain possible | 3° /-4° | 3 mm | 2 cm | |
| 5 May |  Moderate snow | 4° /-4° | 1.1 mm | 0.7 cm | |
| 6 May |  Overcast | 4° /-1° | 0 mm | 0 cm | |
| 7 May | Patchy rain possible | 4° /2° | 1.8 mm | 0.6 cm | |
| 8 May | Patchy rain possible | 4° /2° | 1.8 mm | 0.5 cm | |
| 9 May | Moderate rain | 2° /1° | 5.1 mm | 3.7 cm | |
| 10 May | Patchy rain possible | 3° /1° | 0.7 mm | 0.5 cm | |
| 11 May |  Sunny | 3° /0° | 0 mm | 0 cm | |
| 12 May | Overcast | 4° /0° | 0 mm | 0 cm | |
| 13 May | Sunny | 11° /2° | 0 mm | 0 cm | |
| 14 May | Patchy rain possible | 8° /2° | 1.7 mm | 0 cm | |
| 15 May | Patchy rain possible | 8° /2° | 3.9 mm | 0.2 cm | |
| 16 May |  Heavy rain at times | 6° /2° | 2.6 mm | 0.2 cm | |
| 17 May | Overcast | 8° /2° | 4.2 mm | 0 cm | |
| 18 May |  Moderate rain at times | 8° /1° | 3.2 mm | 0 cm | |
| 19 May | Overcast | 7° /1° | 3.6 mm | 1.3 cm | |
| 20 May | Patchy rain possible | 6° /1° | 6.1 mm | 0.8 cm | |
| 21 May | Moderate rain at times | 6° /1° | 3.1 mm | 0.4 cm | |
| 22 May | Overcast | 8° /1° | 0 mm | 0 cm | |
| 23 May |  Partly cloudy | 11° /3° | 1.6 mm | 0 cm | |
| 24 May | Sunny | 10° /2° | 1.6 mm | 0 cm | |
| 25 May | Patchy rain possible | 9° /3° | 2.1 mm | 0 cm | |
| 26 May | Partly cloudy | 10° /4° | 6.3 mm | 1.1 cm | |
| 27 May | Patchy rain possible | 10° /3° | 3.2 mm | 0.3 cm | |
| 28 May | Patchy rain possible | 9° /4° | 7.7 mm | 0 cm | |
| 29 May | Patchy rain possible | 11° /5° | 6.2 mm | 0 cm | |
| 30 May | Moderate rain at times | 12° /5° | 5.7 mm | 0 cm | |
| 31 May | Patchy rain possible | 10° /5° | 6.1 mm | 0 cm | |
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Important Notice
Our weather forecast for Tromsø 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 Tromsø forecast closer to your planned date for the most up-to-date weather information.
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Tromsø in May - FAQ
What are the expected maximum and minimum temperatures in Tromsø during May?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 1°.
How much rainfall should be expected in Tromsø during May?
Significant rainfall exceeding 128.2 mm is expected in Tromsø during May, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Tromsø in May 2026?
Tromsø experiences an average snowfall of 16.958 cm during May, occurring over 18 days.
What are the typical wind conditions in Tromsø during May?
The average wind speed in Tromsø during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
Tromsø snow forecast May 2026
Track daily snowfall levels and discover Tromsø’s snowy potential this May ❄️
On average, Tromsø sees 18 snowy days during May, with approximately 17 cm of total snowfall.
May rainfall patterns in Tromsø
Explore the daily rainfall trends and prepare for Tromsøs May weather 💧
Typically, Tromsø has 12 rainy days in May with a total of 128.2 mm of rainfall.
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