Tromsø weather in January
January in Tromsø: freezing, rainy, with clean air — one of the weakest months to visit.
#12 of 12 months in Tromsø · #593 of 604 destinations to visit in January · comfort 24/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Tromsø climate normals — January
| Daytime high | -4°C / 24°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -9°C / 17°F | |
| Feels like (high) | -9°C / 16°F | |
| Rainfall | 131 mm / 5.2 in | 🌧 rainy |
| Rainy days | 17 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | -8°C / 18°F | |
| Sunshine | 0.2 h/day | |
| Daylight | 1.8 h | |
| Wind | 14 km/h / 9 mph | |
| Snowfall | 116.8 cm / 46 in | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Tromsø?
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Tromsø in January — FAQ
- Is January a good time to visit Tromsø?
- January in Tromsø: freezing, rainy, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Tromsø on SeasonMap's comfort score (24/100).
- What is the weather like in Tromsø in January?
- In January, Tromsø averages a daily high of -4.5°C and a low of -8.6°C, with about 131.2 mm of rain over roughly 17.2 rainy days.
- What is the air quality in Tromsø in January?
- Tromsø has a mean US Air Quality Index of about 32 in January.
- Does it snow in Tromsø in January?
- Tromsø sees roughly 116.8 cm of snowfall in January.