Longyearbyen weather in January
January in Longyearbyen: freezing, a little rain, with clean air — one of the weakest months to visit.
#11 of 12 months in Longyearbyen · #568 of 604 destinations to visit in January · comfort 31/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Longyearbyen climate normals — January
| Daytime high | -9°C / 15°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -14°C / 8°F | |
| Feels like (high) | -15°C / 5°F | |
| Rainfall | 39 mm / 1.5 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | -12°C / 11°F | |
| Sunshine | 0 h/day | |
| Daylight | 0 h | |
| Wind | 17 km/h / 11 mph | |
| Snowfall | 55.3 cm / 21.8 in | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Longyearbyen in January — FAQ
- Is January a good time to visit Longyearbyen?
- January in Longyearbyen: freezing, a little rain, with clean air — one of the weakest months to visit. It ranks #11 of 12 months for Longyearbyen on SeasonMap's comfort score (31/100).
- What is the weather like in Longyearbyen in January?
- In January, Longyearbyen averages a daily high of -9.4°C and a low of -13.6°C, with about 38.9 mm of rain over roughly 10 rainy days.
- What is the air quality in Longyearbyen in January?
- Longyearbyen has a mean US Air Quality Index of about 32 in January.
- Does it snow in Longyearbyen in January?
- Longyearbyen sees roughly 55.3 cm of snowfall in January.