Europe

Iceland in September

The compromise month: aurora-dark skies, most roads still open, fall colors on the moss, prices easing.

BestCooling, highs near 50F (10C), real nights

Skogafoss waterfall, Iceland — IcelandPhoto: Martin Falbisoner, CC BY-SA 4.0

The straight answer

September is one of the best months of the year to visit Iceland. The compromise month: aurora-dark skies, most roads still open, fall colors on the moss, prices easing.

Weather: Cooling, highs near 50F (10C), real nights
Crowds: 3 of 5
Prices: 3 of 5

What September is like in Iceland

September is the compromise month. Highs drop to about 50F (10C), real nights return, and aurora season begins. Most roads are still open, the moss turns fall colors, and prices ease. Weather gets more changeable, with more wind and rain, and highland roads begin to close by the end of the month.

It suits couples, photographers, and homeschool families who want aurora, open roads, and shoulder prices. It is less ideal for families tied to school holidays or anyone who wants guaranteed sunshine. If you want the highlands, go early in the month.

Make the most of September

What is especially good about Iceland this month.

Aurora and open roads together

Dark skies bring the aurora back while most roads are still open. It is the best balance of the year.

Fall colors on the moss

The moss and low plants turn red and gold, which looks great in photos.

Fall equinox activity

The weeks around the September equinox often bring strong activity.

What to pack for September

A warm, waterproof jacket
Thermal layers
A headlamp for dark evenings
Waterproof hiking boots

Our timing tip

Plan highland trips for early September, and save late-month nights for aurora hunting away from town lights.

Book Iceland for September.

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Hotels. Expedia
Hotels in Iceland
Opens a hotel search for Iceland in September, dates filled in. Book early for the best months: the good rooms go first.
Hotels for September
Vacation rentals. Vrbo
Vacation rentals in Iceland
Whole homes, condos and villas. Usually the better deal for families and groups, with a kitchen and room to spread out.
Rentals on Vrbo
Tours and tickets. Expedia
Tours and tickets in Iceland
Timed-entry tickets, day trips and guided tours in Iceland for September. Popular slots sell out in the best months.
Tours and tickets

What's on in September

Northern lights season

September through mid April

Dark skies return and the aurora becomes possible on any clear night. Equinox months often bring strong activity.

F-road and highland season

Roughly June through September, opening dates vary with snowmelt

The interior mountain roads open for the summer only, and only to proper 4x4s. Landmannalaugar and Thorsmork live inside this window.

Things to do in Iceland

Full guide

The Golden Circle

Thingvellir's rift valley, Geysir's eruptions, and Gullfoss in one easy loop from Reykjavik. Go before 9am or after 5pm in summer to skip the tour-bus pulse.

Official site ↗Tickets and tours →

The south coast to Vik

Seljalandsfoss and Skogafoss waterfalls, then Reynisfjara's black sand and basalt columns. Respect the sneaker-wave warnings at the beach; they are not theoretical.

Tickets and tours →

Jokulsarlon glacier lagoon and Diamond Beach

Icebergs drifting to sea and stranding on black sand. Worth the long drive east; summer zodiac tours get you among the bergs.

Official site ↗Tickets and tours →

A northern lights hunt

September through mid April, on clear dark nights away from town lights. Give it multiple nights and check the cloud and activity forecasts rather than pinning hopes on one evening.

Official site ↗Tickets and tours →

A glacier walk or ice cave

Crampons-on glacier hikes run year-round with guides; the natural blue ice caves are a winter-only show, roughly November through March.

Tickets and tours →

Geothermal soaking

Book the Blue Lagoon or Sky Lagoon ahead, then balance them with local town pools at a tenth of the price. The hot river hike at Reykjadalur is the free classic.

Official site ↗Tickets and tours →

Beat the crowds

Use the midnight sun: in summer, do the Golden Circle and south-coast headliners before 9am or after 6pm and you will share them with a fraction of the midday tour-bus wave.
Drive the Ring Road counterclockwise in peak season; most tours and rentals flow clockwise from Reykjavik, so you meet the crowd pulses offset by a day.
Book summer rental cars and popular guesthouses three to six months out; the country's bed supply is small and the south coast sells out first.
Go beyond the south: the Westfjords and the east fjords see a small slice of Iceland's visitors with scenery that concedes nothing.

Know before you go

The highland F-roads close from roughly October until June or later, gated by snowmelt: Landmannalaugar, Thorsmork, and the interior are summer-only, and rental insurance requires a 4x4 on them even then.
The Ring Road and main sights operate year-round, but winter storms can close sections for hours or a day at a time; road and weather alert sites are a daily winter ritual, not a suggestion.
Natural glacier ice caves open only in the cold months, roughly November through March; summer visitors can still do guided glacier walks and man-made tunnels.
The northern lights are seasonally gated by daylight, not luck alone: from May through early August the sky never gets dark enough. Aurora trips belong to September through mid April.

Iceland in September, quick answers

Is September a good time to visit Iceland?

September is one of the best months of the year to visit Iceland. The compromise month: aurora-dark skies, most roads still open, fall colors on the moss, prices easing.

What is the weather like in Iceland in September?

Cooling, highs near 50F (10C), real nights.

Is Iceland crowded in September?

Crowds in Iceland are moderate in September; timed bookings still help at the biggest sights.

What is happening in Iceland in September?

Northern lights season (september through mid april); F-road and highland season (roughly june through september, opening dates vary with snowmelt).