What to pack for Reykjavík in May
- a warm coat, hat and gloves
- a compact umbrella or rain shell — rain is frequent
Humidity averages 78%; max daily wind around 20 km/h. Snow falls on about 1.2 days.
How May compares
Best months in Reykjavík: July–August. See the full best time to visit Reykjavík guide.
Reykjavík in May: the details
In May, Reykjavík sees average daytime highs of 9°C (48°F) and overnight lows of 4°C (39°F). Rainfall totals roughly 125 mm across 18.7 rainy days, and the sun shines about 8.9 hours per day with 17.9 hours of daylight mid-month. Relative humidity averages 78%.
In context: May is the 5th-warmest month and the 9th-wettest in Reykjavík. The sunniest month is June (9 h/day).
| Metric | May average |
|---|---|
| Daytime high | 9°C / 48°F |
| Overnight low | 4°C / 39°F |
| Rainfall | 125 mm over 18.7 rainy days |
| Sunshine | 8.9 h/day (17.9 h daylight) |
| Humidity | 78% |
| Travel score | 2.2 / 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 May ranked by travel score.
Frequently asked questions
How hot is Reykjavík in May?
Daytime highs in Reykjavík in May average 9°C (48°F); nights drop to about 4°C.
Does it rain in Reykjavík in May?
Expect around 18.7 rainy days and 125 mm of rainfall in May.
Is May a good time to visit Reykjavík?
May is a challenging month to visit Reykjavík — consider July–August instead. Overall travel score: 2.2/10. The best months are July–August.
Also good in May, near Reykjavík
Where should you go next month?
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