Daytime highs, nighttime lows and the warmest cities across Iceland this June.
Iceland, experiences maximum daytime temperatures in June ranging from 9°C (48°F) in Grímsey to 15°C (59°F) in Brautarholt. Nighttime temperatures generally drop to 7°C (45°F) in Brautarholt and 5°C (41°F) in Grímsey. June is a summer month.
Explore the map below to discover average June temperatures at the top destinations in Iceland. For a deeper dive, simply click on any destination dot.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Iceland.
Marker color shows the average daytime high temperature in June: blue is cold, red is hot.
Daytime temperatures in Reykjavík typically peak at 14°C (57°F) in June, putting it in the moderate range.
After dark, Reykjavík cools to about 7°C (45°F) on an average June night.
Based on our systematic data collection, Brautarholt has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 15°C (59°F), while at night it goes down to an approximate temperature of 7°C (45°F).
According to our data, Grímsey holds the title for the coldest city in Iceland in June. It experiences maximum temperatures of approximately 9°C (48°F) and drops to lows of about 5°C (41°F) during the night.
Reykjavík usually sees around 173 hours of sunlight, indicating a moderately sunny period.
The water temperature averages approximately 9°C (48°F) in Reykjavík this month, generally too cold for comfortable swimming.
We have much more information about the climate in Iceland.
Weather and climate has detailed information for every country in the world. Are you going to Iceland? Get detailed historical weather averages for many cities in Iceland.
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