Tromsø · SummerMonth summary
Tromsø weather in August
⚠️ Fair
🌡️ Temperature min / max
9°C – 15°C
🌧 Rainy days
60% of days
☀️ Sunshine
9.8h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
4.8/10
📅 📅 Best month
July (7.1/10)
Quick decision
Should you visit Tromsø in August?
⚠️ Fair
✅ Yes if: you prefer off-season travel with reduced prices and very few tourists.
❌ No if: you want to avoid rain — more than half the days are rainy.
Our take: August is a difficult time for Tromsø. July (7.1/10) is much more favourable.
By trip type
Tromsø in August by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in August
🎯 Acceptable period — 16°C but 60% rain risk. Plan alternatives In August, Tromsø sees 15°C during the day with 9.8h of sunshine per day. With 60% of rainy days, always have indoor alternatives planned.
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All months for Tromsø
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ❄️ January | -8°C | -3°C | 52% | 4.8 | 0.0h | 0.6/10 |
| ❄️ February | -7°C | -2°C | 54% | 4.1 | 0.8h | 0.7/10 |
| ❄️ March | -6°C | -1°C | 59% | 4.3 | 5.1h | 1.3/10 |
| 🌨️ April | -3°C | 3°C | 57% | 3.5 | 9.5h | 3.2/10 |
| 🌦️ May | 2°C | 7°C | 55% | 3.4 | 10.4h | 4.0/10 |
| 🌦️ June | 7°C | 13°C | 61% | 3.6 | 10.4h | 4.5/10 |
| 🌦️ July | 10°C | 17°C | 47% | 3.3 | 12.8h | 7.1/10 |
| 🌦️ August | 9°C | 15°C | 60% | 4.2 | 9.8h | 4.8/10 |
| 🌦️ September | 6°C | 11°C | 56% | 3.9 | 6.1h | 3.8/10 |
| 🌨️ October | 1°C | 4°C | 54% | 3.4 | 2.3h | 1.1/10 |
| 🌨️ November | -4°C | 1°C | 55% | 3.7 | 0.0h | 0.6/10 |
| ❄️ December | -7°C | -2°C | 50% | 3.6 | 0.0h | 0.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In August, Tromsø averages 15°C, 60% rainy days and 9.8h of sunshine per day. Overall weather score: 4.8/10.
See methodology →
Comparison
August vs July (best month)
The best month is July (score 7.1/10). Difference:
- 🌡️ Max temperature : +2°C
- 🌧 Rainy days : -13%
- ☀️ Sunshine : +3.0h/day
FAQ
FAQ — Tromsø in August
Is August a good time to visit Tromsø?
August is not recommended for Tromsø (score 4.8/10). With 60% rainy days and 9.8h of sunshine, consider July (7.1/10) instead.
Does it rain a lot in Tromsø in August?
Yes, 60% of days see rain in August. Plan some indoor activities as backup.
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