Weather Guide

Iceland Weather

Unpredictable, dramatic, and utterly beautiful — here's what to expect each month

Month by month

Average temperatures, daylight hours, and typical conditions for each month of the year.

Jan

-1°C

5h

Heavy snow

Feb

-1°C

8h

Snow

Mar

+2°C

11h

Rain / snow

Apr

+5°C

14h

Wind

May

+9°C

17h

Mild

Best

Jun

+12°C

22h

Mild sunny

Best

Jul

+13°C

24h

Midnight sun

Best

Aug

+13°C

19h

Mild

Aurora

Sep

+10°C

13h

Aurora starts

Aurora

Oct

+6°C

10h

Wind

Nov

+2°C

7h

Storms

Dec

0°C

5h

Northern lights

Best weather
Aurora season

The 4 weather rules

Follow these and Iceland's weather becomes an experience, not an emergency.

🧅

Dress in layers

Iceland's wind cuts through single layers instantly. A moisture-wicking base, insulating mid-layer, and windproof shell is the only system that works.

📡

Check vedur.is daily

The Icelandic Met Office updates forecasts every three hours. The SkyRoad app pulls live vedur.is data so you always have the latest conditions.

💨

Wind is the real danger

Hypothermia from wind chill — not temperature — sends most visitors to the emergency room. A calm 5°C day can feel like −15°C in a 25 m/s gale.

Weather changes in 10 minutes

Clear skies can become whiteout conditions within minutes in the highlands and on coastal headlands. Always carry rain gear even on sunny mornings.

Wind speed guide

Wind is Iceland's most underestimated hazard. Know what each level means before you leave the car.

Calm< 10 m/s

Normal driving and outdoor activities

Breezy10–15 m/s

Drive carefully, secure loose items

Strong15–20 m/s

Highland roads may close — check road.is

Dangerous> 20 m/s

Stay inside — car doors can be ripped off hinges

Check live wind forecasts at vedur.is or in the SkyRoad app before every highland or coastal drive.

June – August

Best weather

  • All highland F-roads open
  • Midnight sun (24h daylight in July)
  • Warmest temperatures: 12–13°C
  • Wildflowers and green valleys
  • Peak tourism — book ahead

September – October

Aurora + fewer crowds

  • Northern lights return after summer
  • Most highland roads still open in September
  • Autumn colours on birch forests
  • 30–40% fewer tourists than July
  • Shoulder prices on flights and hotels

Pro tip:Iceland has no truly bad season — only underprepared travellers. Winter brings the most dramatic light, ice caves open from November, and you'll often have entire waterfalls to yourself.

Get live weather in the SkyRoad app

Real-time vedur.is forecasts, road closures, and wind warnings — all synced to your current location on the road.

Download free