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Northern lights in Akureyri in October

Akureyri in October · 2015–2025

69%

of 4-night stays in October saw the northern lights at least once, by our estimate. On any one night the chance was 28%. October is the second-best month in Akureyri, after February (73%).

9 / 31good nights in an average October: clear, dark and active enough
14nights with a clear, dark hour
10.8 hdarkness a night
Kp 1.7needed here
5 nightslongest cloudy spell, typical October

How long to stay in October

Chance of at least one good night, by length of stay, Akureyri in October, 2015–2025. 6 nights got you to about 3 in 4.

28%1 night
47%2 nights
59%3 nights
69%4 nights
74%5 nights
79%6 nights
83%7 nights

In a typical October, the longest run of nights without a single clear, dark hour was 5 nights. A stay shorter than that can fall entirely into one cloudy spell.

Week by week in October (4-night stay)

  • 30 Sep – 6 Oct57%
  • 7 Oct – 13 Oct70%
  • 14 Oct – 20 Oct73%
  • 21 Oct – 27 Oct75%
  • 28 Oct – 3 Nov65%
Check your exact dates in the trip odds calculator

October in Akureyri, year by year

Good nights in October, each year 2015–2025. The typical October had 9 good nights; the worst, 2017, had 5 and the best, 2022, had 13. 2023–2025, around the solar maximum, averaged 12 against 8 before.

20159 nights
20169 nights
20175 nights
20186 nights
20198 nights
20206 nights
20215 nights
202213 nights
202310 nights
202413 nights
202513 nights

A good night = at least one hour that was dark (sun below −12°), mostly clear (NASA POWER cloud data, calibrated on FMI weather stations) and had a Kp index at or above the Kp 1.7 that Akureyri needs (GFZ Potsdam). These are estimates, not sightings. How it works

Aurora tours in Akureyri in October

A guide with a car can drive to wherever the clouds break. With cloudy spells of 5 nights in a typical October, that matters here. Booking for your first night leaves the rest of the stay to try again if it's cloudy.

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Akureyri in October: questions

October is the second-best month in Akureyri, after February (73%). In 2015–2025, 69% of 4-night stays in October saw the northern lights at least once, and an average October had 9 good nights (clear, dark and with auroras strong enough) out of 31. These are estimates from NASA cloud records and the Kp index, not sightings.

2 nights gave 47%, 4 nights gave 69%, 7 nights gave 83% odds of at least one good night in October (2015–2025). For about 3-in-4 odds, plan 6 nights or more. In a typical October, the longest run of nights without a single clear, dark hour was 5 nights. A stay shorter than that can fall entirely into one cloudy spell.

About 10.8 hours a night with the sun more than 12° below the horizon, which is dark enough for faint auroras. Of those, 2.5 hours a night were mostly clear on average, and 14 nights in an average October had at least one clear, dark hour.

Auroras can appear any time it's dark, but activity usually peaks around midnight, roughly 22:00 to 02:00. With about 10.8 hours of darkness a night in October, start looking as soon as it's dark and stay out past midnight if you can. The live forecast shows tonight's best hour.