What to pack for Reykjavík in December
- serious winter gear: insulated coat, thermal layers
- a compact umbrella or rain shell — rain is frequent
- waterproof boots — snow is likely
Humidity averages 78%; max daily wind around 24 km/h. Snow falls on about 9.7 days.
How December compares
Best months in Reykjavík: July–August. See the full best time to visit Reykjavík guide.
Reykjavík in December: the details
In December, Reykjavík sees average daytime highs of 1°C (34°F) and overnight lows of -3°C (26°F). Rainfall totals roughly 134 mm across 16.2 rainy days, and the sun shines about 0.8 hours per day with 3.6 hours of daylight mid-month. Relative humidity averages 78%.
In context: December is the coldest month of the year and the 7th-wettest in Reykjavík. The sunniest month is June (9 h/day).
| Metric | December average |
|---|---|
| Daytime high | 1°C / 34°F |
| Overnight low | -3°C / 26°F |
| Rainfall | 134 mm over 16.2 rainy days |
| Sunshine | 0.8 h/day (3.6 h daylight) |
| Humidity | 78% |
| Travel score | 0.0 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Reykjavík, Iceland (64.14, -21.9) — see our methodology. Actual conditions vary year to year.
Not set on Reykjavík? Browse the best places to visit in December ranked by travel score.
Frequently asked questions
How hot is Reykjavík in December?
Daytime highs in Reykjavík in December average 1°C (34°F); nights drop to about -3°C.
Does it rain in Reykjavík in December?
Expect around 16.2 rainy days and 134 mm of rainfall in December.
Is December a good time to visit Reykjavík?
December is a challenging month to visit Reykjavík — consider July–August instead. Overall travel score: 0.0/10. The best months are July–August.
Also good in December, near Reykjavík
Where should you go next month?
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