Tromsø
May
Weather in Tromsø for May 2025
Your guide to Tromsø weather in May - trends and predictions
In general, the average temperature in Tromsø at the beginning of May is 3.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 9.4 °C by the end of May.
Tromsø experiences an exceptionally high level of rainfall in May, with more than 20 rainy days on average.
With an average of 3 snowy days, Tromsø enjoys a light touch of snow in May.
Is May a good time to visit Tromsø? check out the best time to travel to Tromsø page.
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6
Dry days
22
Rainy days
3
Snow days
7°/0°
Temperatures
21 km/h
Avg max wind
82 %
Avg humidity
Tromsø in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  5° | 2  3° | 3  2° | 4  2° | |||
| 5 2° | 6 4° | 7  4° | 8  5° | 9 7° | 10 5° | 11 7° |
| 12 6° | 13 9° | 14 11° | 15 10° | 16 8° | 17 10° | 18 7° |
| 19 6° | 20 5° | 21 6° | 22  11° | 23 14° | 24 8° | 25 6° |
| 26 7° | 27 10° | 28 11° | 29 12° | 30  12° | 31 8° |
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Temperatures trend during May in Tromsø
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 May | Overcast | 5° /0° | 0.8 mm | 0 cm | |
| 2 May | Moderate or heavy snow showers | 3° /0° | 8.1 mm | 2.8 cm | |
| 3 May | Moderate snow | 2° /-3° | 7.3 mm | 0.5 cm | |
| 4 May | Light freezing rain | 2° /-3° | 3.9 mm | 2.1 cm | |
| 5 May | Moderate snow | 2° /-2° | 3 mm | 0.9 cm | |
| 6 May | Overcast | 4° /-2° | 0.1 mm | 0 cm | |
| 7 May | Patchy rain possible | 4° /-1° | 2.1 mm | 0 cm | |
| 8 May | Moderate or heavy rain shower | 5° /-1° | 12.7 mm | 0.9 cm | |
| 9 May | Patchy rain possible | 7° /1° | 2.9 mm | 1.3 cm | |
| 10 May | Patchy rain possible | 5° /1° | 5.9 mm | 4.2 cm | |
| 11 May | Moderate or heavy rain shower | 7° /2° | 4.5 mm | 0.3 cm | |
| 12 May | Moderate rain at times | 6° /3° | 9.8 mm | 0 cm | |
| 13 May | Moderate rain at times | 9° /5° | 6.6 mm | 0 cm | |
| 14 May | Patchy rain possible | 11° /5° | 2.3 mm | 0 cm | |
| 15 May | Patchy rain possible | 10° /3° | 6.2 mm | 0 cm | |
| 16 May | Patchy rain possible | 8° /5° | 1.1 mm | 0 cm | |
| 17 May | Moderate or heavy rain shower | 10° /2° | 3.2 mm | 0 cm | |
| 18 May | Patchy rain possible | 7° /2° | 5 mm | 0 cm | |
| 19 May | Moderate rain at times | 6° /1° | 7.8 mm | 3.2 cm | |
| 20 May | Moderate rain at times | 5° /2° | 8.4 mm | 1.5 cm | |
| 21 May | Moderate rain at times | 6° /1° | 6.7 mm | 0.9 cm | |
| 22 May | Sunny | 11° /2° | 0 mm | 0 cm | |
| 23 May | Moderate or heavy rain shower | 14° /5° | 3.5 mm | 0 cm | |
| 24 May | Moderate or heavy rain shower | 8° /2° | 3.9 mm | 0.1 cm | |
| 25 May | Moderate or heavy rain shower | 6° /1° | 5.3 mm | 0.1 cm | |
| 26 May | Moderate or heavy rain shower | 7° /3° | 13.8 mm | 2.9 cm | |
| 27 May | Patchy rain possible | 10° /3° | 3.3 mm | 0.7 cm | |
| 28 May | Moderate or heavy rain shower | 11° /6° | 17.6 mm | 0 cm | |
| 29 May | Moderate or heavy rain shower | 12° /6° | 11.3 mm | 0 cm | |
| 30 May | Heavy rain at times | 12° /5° | 9.9 mm | 0 cm | |
| 31 May | Moderate or heavy rain shower | 8° /3° | 14.2 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.
Tromsø in May - FAQ
What are the expected maximum and minimum temperatures in Tromsø during May?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 0°.
How much rainfall should be expected in Tromsø during May?
Significant rainfall exceeding 379.6 mm is expected in Tromsø during May, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Tromsø during May?
Tromsø experiences an average snowfall of 44.3 cm during May, occurring over 3 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Tromsø during May?
The average wind speed in Tromsø during May is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Tromsø in May?
As you prepare for your trip to Tromsø in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Tromsø, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Thermal Wear: Base layers for cold destinations
- All-Weather Jacket: Waterproof and breathable
- Footwear
- Waterproof Shoes
- Insulated Boots: For snowy and extremely cold temperatures
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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