Reykjavík weather in January
January in Reykjavík: freezing, rainy, with clean air — one of the weakest months to visit.
#12 of 12 months in Reykjavík · #584 of 604 destinations to visit in January · comfort 29/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Reykjavík climate normals — January
| Daytime high | 0°C / 33°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -4°C / 24°F | |
| Feels like (high) | -5°C / 23°F | |
| Rainfall | 128 mm / 5 in | 🌧 rainy |
| Rainy days | 17 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | -5°C / 22°F | |
| Sunshine | 1.5 h/day | |
| Daylight | 5.6 h | |
| Wind | 27 km/h / 17 mph | |
| Snowfall | 38.4 cm / 15.1 in | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Reykjavík in January — FAQ
- Is January a good time to visit Reykjavík?
- January in Reykjavík: freezing, rainy, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Reykjavík on SeasonMap's comfort score (29/100).
- What is the weather like in Reykjavík in January?
- In January, Reykjavík averages a daily high of 0.4°C and a low of -4.5°C, with about 127.7 mm of rain over roughly 17.4 rainy days.
- What is the air quality in Reykjavík in January?
- Reykjavík has a mean US Air Quality Index of about 39 in January.
- Does it snow in Reykjavík in January?
- Reykjavík sees roughly 38.4 cm of snowfall in January.